{"id":3980,"date":"2025-02-28T08:24:06","date_gmt":"2025-02-28T08:24:06","guid":{"rendered":"http:\/\/composite-box.com\/?p=3980"},"modified":"2026-03-20T01:55:22","modified_gmt":"2026-03-20T01:55:22","slug":"sztywna-pianka-poliuretanowa-kompletny-przewodnik","status":"publish","type":"post","link":"https:\/\/composite-box.com\/pl\/blog\/rigid-polyurethane-foam-the-ultimate-guide\/","title":{"rendered":"Sztywna pianka poliuretanowa: Kompletny przewodnik"},"content":{"rendered":"<style>.kb-table-of-content-nav.kb-table-of-content-id3980_6ba4f6-89 .kb-table-of-content-wrap{padding-top:var(--global-kb-spacing-sm, 1.5rem);padding-right:var(--global-kb-spacing-sm, 1.5rem);padding-bottom:var(--global-kb-spacing-sm, 1.5rem);padding-left:var(--global-kb-spacing-sm, 1.5rem);}.kb-table-of-content-nav.kb-table-of-content-id3980_6ba4f6-89 .kb-table-of-contents-title-wrap{padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;}.kb-table-of-content-nav.kb-table-of-content-id3980_6ba4f6-89 .kb-table-of-contents-title{font-weight:regular;font-style:normal;}.kb-table-of-content-nav.kb-table-of-content-id3980_6ba4f6-89 .kb-table-of-content-wrap .kb-table-of-content-list{font-weight:regular;font-style:normal;margin-top:var(--global-kb-spacing-sm, 1.5rem);margin-right:0px;margin-bottom:0px;margin-left:0px;}<\/style>\n\n\n<h2 class=\"wp-block-heading\">Co to jest pianka poliuretanowa?<\/h2>\n\n\n\n<p>Poliuretan wyst\u0119puje w dw\u00f3ch rodzajach:<strong> Pianki sztywne i elastyczne<\/strong>. Jest to sztywna pianka wykonana z poliuretanu. Jest u\u017cywana g\u0142\u00f3wnie do izolacji cieplnej, ciep\u0142a, hydroizolacji, izolacji akustycznej itp. Mo\u017ce by\u0107 stosowana w samochodach, statkach, dekoracjach, budownictwie i innych dziedzinach. Pianka poliuretanowa zachowuje sw\u00f3j kszta\u0142t po utwardzeniu. W niekt\u00f3rych obszarach oferuje du\u017c\u0105 odporno\u015b\u0107 na \u015bciskanie. Elastyczna pianka dobrze sprawdza si\u0119 w materia\u0142ach amortyzuj\u0105cych, takich jak materace i siedzenia.<\/p>\n\n\n\n<p>Elastyczne i sztywne pianki maj\u0105 r\u00f3\u017cne zastosowania i s\u0105 produkowane na r\u00f3\u017cne sposoby; w tym artykule uzyskasz wystarczaj\u0105c\u0105 wiedz\u0119 na ich temat.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">R\u00f3\u017cnica mi\u0119dzy sztywn\u0105 i elastyczn\u0105 piank\u0105 poliuretanow\u0105<\/h2>\n\n\n\n<p>Sztywne i elastyczne pianki r\u00f3\u017cni\u0105 si\u0119 g\u0119sto\u015bci\u0105 od wysokiej do niskiej, sztywne pianki maj\u0105 lepsze w\u0142a\u015bciwo\u015bci izolacyjne, a tak\u017ce solidn\u0105 struktur\u0119. Pianki elastyczne charakteryzuj\u0105 si\u0119 mi\u0119kko\u015bci\u0105. Maj\u0105 jednak wiele cech wsp\u00f3lnych, takich jak:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Izolacja termiczna<\/li>\n\n\n\n<li>Wodoszczelno\u015b\u0107<\/li>\n\n\n\n<li>Izolacja akustyczna<\/li>\n<\/ul>\n\n\n\n<p><strong>Oto ich cechy charakterystyczne; przejd\u017amy razem g\u0142\u0119biej.<\/strong><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Zalety elastycznej pianki poliuretanowej do izolacji<\/h3>\n\n\n\n<p>Elastyczny poliuretan jest l\u017cejszy ni\u017c sztywny poliuretan. Jest mi\u0119kki i elastyczny. T\u0142umi r\u00f3wnie\u017c wibracje. Materia\u0142 ten jest zwykle u\u017cywany w procesach odlewania, formowania lub natryskiwania i jest \u0142atwy w obr\u00f3bce.<\/p>\n\n\n<style>.kb-image3980_339bb9-e2 .kb-image-has-overlay:after{opacity:0.3;}<\/style>\n<figure class=\"wp-block-kadence-image kb-image3980_339bb9-e2 size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"240\" height=\"179\" src=\"http:\/\/composite-box.com\/wp-content\/uploads\/2025\/02\/flexible-polyurethane-foam-250x250-1.jpg\" alt=\"\" class=\"kb-img wp-image-3984\"><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">Zalety sztywnej pianki poliuretanowej do izolacji<\/h3>\n\n\n\n<p>Sztywna pianka poliuretanowa jest twarda i ci\u0119\u017cka. Utrzymuje sw\u00f3j kszta\u0142t przez d\u0142ugi czas. Jej g\u0119sto\u015b\u0107 jest wy\u017csza ni\u017c w przypadku elastycznej pianki poliuretanowej. R\u00f3\u017cnica ta wynika z ich formu\u0142 i sposobu produkcji. Mo\u017ce by\u0107 stosowana w miejscach, gdzie potrzebne jest wsparcie strukturalne.<\/p>\n\n\n\n<p>Nie jest tak elastyczny jak elastyczny poliuretan, ale ma lepsz\u0105 izolacj\u0119 termiczn\u0105 i ni\u017csz\u0105 przewodno\u015b\u0107 ciepln\u0105.<\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-wp-embed is-provider-composite-box wp-block-embed-composite-box\"><div class=\"wp-block-embed__wrapper\">\n<blockquote class=\"wp-embedded-content\" data-secret=\"tEMGaXamqa\"><a href=\"https:\/\/composite-box.com\/pl\/plyty-warstwowe-z-pianki-pu-z-wlokna-szklanego\/\">Panele warstwowe z pianki PU z w\u0142\u00f3kna szklanego<\/a><\/blockquote><iframe loading=\"lazy\" class=\"wp-embedded-content\" sandbox=\"allow-scripts\" security=\"restricted\" style=\"position: absolute; visibility: hidden;\" title=\"\u201cPanele warstwowe z pianki PU z w\u0142\u00f3kna szklanego\u201d - Composite Box\" src=\"https:\/\/composite-box.com\/fiberglass-pu-foam-sandwich-panels\/embed\/#?secret=4VcC1LnSjB#?secret=tEMGaXamqa\" data-secret=\"tEMGaXamqa\" width=\"600\" height=\"338\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\"><\/iframe>\n<\/div><\/figure>\n\n\n\n<figure class=\"wp-block-embed is-type-wp-embed is-provider-composite-box wp-block-embed-composite-box\"><div class=\"wp-block-embed__wrapper\">\n<blockquote class=\"wp-embedded-content\" data-secret=\"T9ay6mxdJx\"><a href=\"https:\/\/composite-box.com\/pl\/panel-izolacyjny-z-pianki-poliuretanowej\/\">Najlepszy panel izolacyjny z pianki poliuretanowej<\/a><\/blockquote><iframe loading=\"lazy\" class=\"wp-embedded-content\" sandbox=\"allow-scripts\" security=\"restricted\" style=\"position: absolute; visibility: hidden;\" title=\"\u201cNajlepszy panel izolacyjny z pianki poliuretanowej\u201d - Composite Box\" src=\"https:\/\/composite-box.com\/polyurethane-foam-insulation-panel\/embed\/#?secret=fmlzKduHW9#?secret=T9ay6mxdJx\" data-secret=\"T9ay6mxdJx\" width=\"600\" height=\"338\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\"><\/iframe>\n<\/div><\/figure>\n\n\n\n<figure class=\"wp-block-embed is-type-wp-embed is-provider-composite-box wp-block-embed-composite-box\"><div class=\"wp-block-embed__wrapper\">\n<blockquote class=\"wp-embedded-content\" data-secret=\"r10JukZxGM\"><a href=\"https:\/\/composite-box.com\/pl\/producent-izolowanych-paneli-dachowych-puf\/\">Producent izolowanych paneli dachowych PUF<\/a><\/blockquote><iframe loading=\"lazy\" class=\"wp-embedded-content\" sandbox=\"allow-scripts\" security=\"restricted\" style=\"position: absolute; visibility: hidden;\" title=\"\u201cProducent izolowanych paneli dachowych PUF\u201d - Composite Box\" src=\"https:\/\/composite-box.com\/puf-insulated-roofing-panels-manufacturer\/embed\/#?secret=hy1wtz3FS5#?secret=r10JukZxGM\" data-secret=\"r10JukZxGM\" width=\"600\" height=\"338\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\"><\/iframe>\n<\/div><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">Zastosowania pianki poliuretanowej<\/h2>\n\n\n\n<p>Pianka sztywna i pianka elastyczna maj\u0105 unikalne cechy i w\u0142a\u015bciwo\u015bci. S\u0142u\u017c\u0105 one r\u00f3\u017cnym celom. Je\u015bli nie masz pewno\u015bci, kt\u00f3rej z nich u\u017cy\u0107 w swojej bran\u017cy, przeczytaj nast\u0119pn\u0105 sekcj\u0119. Pomo\u017ce ci to i nie b\u0119dziesz musia\u0142 szuka\u0107 wi\u0119cej informacji.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Sztywna pianka poliuretanowa<\/h3>\n\n\n\n<p>Sztywna pianka poliuretanowa ma szczeg\u00f3lnie szeroki zakres zastosowa\u0144, zwykle mo\u017ce by\u0107 stosowana w kamperach, izolowanych ci\u0119\u017car\u00f3wkach ch\u0142odniach, domach budowlanych itp.; g\u0142\u00f3wn\u0105 rol\u0105 jest utrzymanie ciep\u0142a i izolacja, a tak\u017ce mo\u017ce zapewni\u0107 pewien stopie\u0144 redukcji ha\u0142asu (g\u0142\u00f3wn\u0105 funkcj\u0105 poliuretanu jest izolacja).<\/p>\n\n\n\n<p><strong>Zastosowania w samochodach:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Kamper<\/li>\n\n\n\n<li>RV<\/li>\n\n\n\n<li>Przyczepa kempingowa<\/li>\n\n\n\n<li>Nadwozie ch\u0142odni<\/li>\n\n\n\n<li>Ma\u0142a przyczepa ch\u0142odnia<\/li>\n<\/ul>\n\n\n\n<p><strong>Zastosowania w budownictwie:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Dachy i poddasza<\/li>\n\n\n\n<li>\u015aciany<\/li>\n\n\n\n<li>Przegrody<\/li>\n\n\n\n<li>Magazyny ch\u0142odnicze<\/li>\n<\/ul>\n\n\n\n<p>Magazyny ch\u0142odnicze<\/p>\n\n\n\n<p>Testy przemys\u0142owe: U\u017cywany jako warstwa izolacyjna w profesjonalnej komorze test\u00f3w \u015brodowiskowych do symulacji ekstremalnych warunk\u00f3w pogodowych.<\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-wp-embed is-provider-composite-box wp-block-embed-composite-box\"><div class=\"wp-block-embed__wrapper\">\n<blockquote class=\"wp-embedded-content\" data-secret=\"pKybbYTVhf\"><a href=\"https:\/\/composite-box.com\/pl\/nadwozie-chlodni\/\">Nadwozie ch\u0142odni<\/a><\/blockquote><iframe loading=\"lazy\" class=\"wp-embedded-content\" sandbox=\"allow-scripts\" security=\"restricted\" style=\"position: absolute; visibility: hidden;\" title=\"\u201cNadwozie samochodu ci\u0119\u017carowego z zabudow\u0105 ch\u0142odnicz\u0105\u201d - Skrzynia kompozytowa\" src=\"https:\/\/composite-box.com\/refrigerated-box-truck-body\/embed\/#?secret=OcwJFGDLYZ#?secret=pKybbYTVhf\" data-secret=\"pKybbYTVhf\" width=\"600\" height=\"338\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\"><\/iframe>\n<\/div><\/figure>\n\n\n\n<p>Uwaga: Rola poliuretanu w powy\u017cszym mo\u017ce g\u0142\u00f3wnie zapewni\u0107 izolacj\u0119 termiczn\u0105, ale nale\u017cy zauwa\u017cy\u0107, \u017ce wodoodporno\u015b\u0107 pianki PU jest lepsza ni\u017c pianki XPS. Je\u015bli szukasz lepszej wodoodporno\u015bci, mo\u017cesz wybra\u0107 <a href=\"http:\/\/composite-box.com\/pl\/plyty-warstwowe-z-rdzeniem-xps\/\">Pianka XPS<\/a> jak u\u017cycie sztywnej pianki.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Elastyczna pianka PU<\/h3>\n\n\n\n<p>Elastyczna izolacyjna pianka poliuretanowa jest u\u017cywana g\u0142\u00f3wnie w zastosowaniach, kt\u00f3re nie wymagaj\u0105 struktury no\u015bnej, a jej mi\u0119kko\u015b\u0107 z zaletami elastyczno\u015bci mo\u017ce by\u0107 wykorzystywana w innych obszarach.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Bran\u017ca motoryzacyjna:<br>Pod\u0142ogi, wyk\u0142adziny dywanowe, kabiny, panele drzwi, dachy, kierownice, g\u0142\u00f3wne siedzenia kierowcy, tylne siedzenia, siedzenia pasa\u017cer\u00f3w itp.<\/li>\n\n\n\n<li>Opakowanie: <br>elastyczne izolowane pude\u0142ka, izolowane kubki, izolowane torby i izolowane koce.<\/li>\n\n\n\n<li>Inne zastosowania: <br>Sprz\u0119t HVAC, izolowane rury itp.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">R\u00f3\u017cnica mi\u0119dzy rdzeniem z poliuretanu i (polistyrenu) EPS<\/h2>\n\n\n\n<p>Pianka poliuretanowa jest w rzeczywisto\u015bci znacznie bardziej wydajna i ma szersze zastosowanie ni\u017c EPS. Pod wzgl\u0119dem warto\u015bci R, EPS ma warto\u015b\u0107 R na cal oko\u0142o 4, podczas gdy PU mo\u017ce wynosi\u0107 do 7, a PU ma lepsze w\u0142a\u015bciwo\u015bci izolacyjne.<\/p>\n\n\n\n<p>Pianka poliuretanowa, zar\u00f3wno sztywna, jak i elastyczna, jest mocniejsza ni\u017c EPS, a elastyczna pianka poliuretanowa lepiej dostosowuje si\u0119 do r\u00f3\u017cnych z\u0142o\u017conych kszta\u0142t\u00f3w.<\/p>\n\n\n\n<p>Pianka poliuretanowa ma dobre w\u0142a\u015bciwo\u015bci zmniejszaj\u0105ce palno\u015b\u0107 i ognioodporno\u015b\u0107; maksymalna temperatura robocza mo\u017ce osi\u0105gn\u0105\u0107 80 \u00b0C.<\/p>\n\n\n<style>.kb-image3980_b8baf6-58 .kb-image-has-overlay:after{opacity:0.3;}<\/style>\n<figure class=\"wp-block-kadence-image kb-image3980_b8baf6-58 size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"740\" height=\"375\" src=\"http:\/\/composite-box.com\/wp-content\/uploads\/2025\/02\/EPS-FOAM.png\" alt=\"\" class=\"kb-img wp-image-3985\" srcset=\"https:\/\/composite-box.com\/wp-content\/uploads\/2025\/02\/EPS-FOAM.png 740w, https:\/\/composite-box.com\/wp-content\/uploads\/2025\/02\/EPS-FOAM-300x152.png 300w, https:\/\/composite-box.com\/wp-content\/uploads\/2025\/02\/EPS-FOAM-600x304.png 600w\" sizes=\"auto, (max-width: 740px) 100vw, 740px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">Wiod\u0105cy dostawca rozwi\u0105za\u0144 z pianki poliuretanowej.<\/h2>\n\n\n\n<p>Composite Box jest wiod\u0105cym dostawc\u0105 rozwi\u0105za\u0144 poliuretanowych; oferujemy panele poliuretanowe w r\u00f3\u017cnych sk\u00f3rach i mo\u017cemy produkowa\u0107 panele do dom\u00f3w, przyczep kempingowych, ci\u0119\u017car\u00f3wek itp. Oferujemy r\u00f3wnie\u017c us\u0142ug\u0119 projektowania nadwozi ci\u0119\u017car\u00f3wek ch\u0142odni i dostarczamy je przy u\u017cyciu zestaw\u00f3w CKD (Complete Knock Down).<\/p>\n\n\n\n<p>Specjalizujemy si\u0119 w produkcji materia\u0142\u00f3w kompozytowych i ich wykorzystaniu w przemy\u015ble motoryzacyjnym. Kr\u00f3tko m\u00f3wi\u0105c, wykorzystanie poliuretanu nie by\u0142oby mo\u017cliwe bez wieloletnich bada\u0144 i wynalazk\u00f3w Composite Box.<\/p>\n\n\n<style>.kb-row-layout-id3980_15410b-f2 > .kt-row-column-wrap{align-content:start;}:where(.kb-row-layout-id3980_15410b-f2 > .kt-row-column-wrap) > .wp-block-kadence-column{justify-content:start;}.kb-row-layout-id3980_15410b-f2 > .kt-row-column-wrap{column-gap:var(--global-kb-gap-md, 2rem);row-gap:var(--global-kb-gap-md, 2rem);padding-top:var(--global-kb-spacing-sm, 1.5rem);padding-bottom:var(--global-kb-spacing-sm, 1.5rem);grid-template-columns:minmax(0, 1fr);}.kb-row-layout-id3980_15410b-f2 > .kt-row-layout-overlay{opacity:0.30;}@media all and (max-width: 1024px){.kb-row-layout-id3980_15410b-f2 > .kt-row-column-wrap{grid-template-columns:minmax(0, 1fr);}}@media all and (max-width: 767px){.kb-row-layout-id3980_15410b-f2 > .kt-row-column-wrap{grid-template-columns:minmax(0, 1fr);}}<\/style><div class=\"kb-row-layout-wrap kb-row-layout-id3980_15410b-f2 alignnone wp-block-kadence-rowlayout\"><div class=\"kt-row-column-wrap kt-has-1-columns kt-row-layout-equal kt-tab-layout-inherit kt-mobile-layout-row kt-row-valign-top\">\n<style>.kadence-column3980_029dda-d2 > .kt-inside-inner-col,.kadence-column3980_029dda-d2 > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column3980_029dda-d2 > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column3980_029dda-d2 > .kt-inside-inner-col{flex-direction:column;}.kadence-column3980_029dda-d2 > .kt-inside-inner-col > .aligncenter{width:100%;}.kadence-column3980_029dda-d2 > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column3980_029dda-d2{position:relative;}@media all and (max-width: 1024px){.kadence-column3980_029dda-d2 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 767px){.kadence-column3980_029dda-d2 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}<\/style>\n<div class=\"wp-block-kadence-column kadence-column3980_029dda-d2\"><div class=\"kt-inside-inner-col\">\n<h2 class=\"wp-block-heading\">Powi\u0105zany post<\/h2>\n\n\n<style>.kb-posts-id-3980_c623bd-5d .entry.loop-entry .entry-header .entry-title{font-size:var(--global-kb-font-size-sm, 0.9rem);}.kb-posts-id-3980_c623bd-5d .kb-post-list-item{display:grid;}<\/style><ul class=\"wp-block-kadence-posts kb-posts kadence-posts-list kb-posts-id-3980_c623bd-5d content-wrap grid-cols kb-posts-style-boxed grid-sm-col-2 grid-lg-col-4 item-image-style-above\"><li class=\"kb-post-list-item\">\n\t<article class=\"entry content-bg loop-entry post-3994 post type-post status-publish format-standard has-post-thumbnail hentry category-article tag-foam tag-foam-panel tag-xps\">\n\t\t\t\t<a aria-hidden=\"true\" tabindex=\"-1\" role=\"presentation\" class=\"post-thumbnail kadence-thumbnail-ratio-2-3\" href=\"https:\/\/composite-box.com\/pl\/blog\/extruded-polystyrene-foam-the-ultimate-guide\/\" aria-label=\"Wyt\u0142aczana pianka polistyrenowa: Kompletny przewodnik\">\n\t\t\t<div class=\"post-thumbnail-inner\">\n\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"750\" height=\"500\" src=\"https:\/\/composite-box.com\/wp-content\/uploads\/2025\/03\/What-is-Foam-Insulation-What-you-need-to-know.jpg\" class=\"attachment-medium_large size-medium_large wp-post-image\" alt=\"Co to jest izolacja piankowa i co nale\u017cy o niej wiedzie\u0107?\" srcset=\"https:\/\/composite-box.com\/wp-content\/uploads\/2025\/03\/What-is-Foam-Insulation-What-you-need-to-know.jpg 750w, https:\/\/composite-box.com\/wp-content\/uploads\/2025\/03\/What-is-Foam-Insulation-What-you-need-to-know-300x200.jpg 300w, https:\/\/composite-box.com\/wp-content\/uploads\/2025\/03\/What-is-Foam-Insulation-What-you-need-to-know-600x400.jpg 600w\" sizes=\"auto, (max-width: 750px) 100vw, 750px\" \/>\t\t\t<\/div>\n\t\t<\/a><!-- .post-thumbnail -->\n\t\t\t\t<div class=\"entry-content-wrap\">\n\t\t\t<header class=\"entry-header\">\n\t\t<div class=\"entry-taxonomies\">\n\t\t<span class=\"category-links term-links category-style-normal\">\n\t\t\t<a href=\"https:\/\/composite-box.com\/pl\/blog\/category\/article\/\" class=\"category-link-article\" rel=\"tag\">Wiadomo\u015bci bran\u017cowe<\/a>\t\t<\/span>\n\t<\/div><!-- .entry-taxonomies -->\n\t<h3 class=\"entry-title\"><a href=\"https:\/\/composite-box.com\/pl\/blog\/extruded-polystyrene-foam-the-ultimate-guide\/\" rel=\"bookmark\">Wyt\u0142aczana pianka polistyrenowa: Kompletny przewodnik<\/a><\/h3><\/header><!-- .entry-header -->\n<footer class=\"entry-footer\">\n\t<\/footer><!-- .entry-footer -->\t\t<\/div>\n\t<\/article>\n<\/li>\n<li class=\"kb-post-list-item\">\n\t<article class=\"entry content-bg loop-entry post-3980 post type-post status-publish format-standard has-post-thumbnail hentry category-article tag-foam tag-insulation tag-pu\">\n\t\t\t\t<a aria-hidden=\"true\" tabindex=\"-1\" role=\"presentation\" class=\"post-thumbnail kadence-thumbnail-ratio-2-3\" href=\"https:\/\/composite-box.com\/pl\/blog\/rigid-polyurethane-foam-the-ultimate-guide\/\" aria-label=\"Sztywna pianka poliuretanowa: Kompletny przewodnik\">\n\t\t\t<div class=\"post-thumbnail-inner\">\n\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"750\" height=\"500\" src=\"https:\/\/composite-box.com\/wp-content\/uploads\/2025\/02\/Rigid-Polyurethane-Foam-The-Ultimate-Guide.jpg\" class=\"attachment-medium_large size-medium_large wp-post-image\" alt=\"Sztywna pianka poliuretanowa - kompletny przewodnik\" srcset=\"https:\/\/composite-box.com\/wp-content\/uploads\/2025\/02\/Rigid-Polyurethane-Foam-The-Ultimate-Guide.jpg 750w, https:\/\/composite-box.com\/wp-content\/uploads\/2025\/02\/Rigid-Polyurethane-Foam-The-Ultimate-Guide-300x200.jpg 300w, https:\/\/composite-box.com\/wp-content\/uploads\/2025\/02\/Rigid-Polyurethane-Foam-The-Ultimate-Guide-600x400.jpg 600w\" sizes=\"auto, (max-width: 750px) 100vw, 750px\" \/>\t\t\t<\/div>\n\t\t<\/a><!-- .post-thumbnail -->\n\t\t\t\t<div class=\"entry-content-wrap\">\n\t\t\t<header class=\"entry-header\">\n\t\t<div class=\"entry-taxonomies\">\n\t\t<span class=\"category-links term-links category-style-normal\">\n\t\t\t<a href=\"https:\/\/composite-box.com\/pl\/blog\/category\/article\/\" class=\"category-link-article\" rel=\"tag\">Wiadomo\u015bci bran\u017cowe<\/a>\t\t<\/span>\n\t<\/div><!-- .entry-taxonomies -->\n\t<h3 class=\"entry-title\"><a href=\"https:\/\/composite-box.com\/pl\/blog\/rigid-polyurethane-foam-the-ultimate-guide\/\" rel=\"bookmark\">Sztywna pianka poliuretanowa: Kompletny przewodnik<\/a><\/h3><\/header><!-- .entry-header -->\n<footer class=\"entry-footer\">\n\t<\/footer><!-- .entry-footer -->\t\t<\/div>\n\t<\/article>\n<\/li>\n<li class=\"kb-post-list-item\">\n\t<article class=\"entry content-bg loop-entry post-3969 post type-post status-publish format-standard has-post-thumbnail hentry category-article tag-foam tag-foam-panel tag-pet\">\n\t\t\t\t<a aria-hidden=\"true\" tabindex=\"-1\" role=\"presentation\" class=\"post-thumbnail kadence-thumbnail-ratio-2-3\" href=\"https:\/\/composite-box.com\/pl\/blog\/pet-foam-core-everything-you-should-know\/\" aria-label=\"Rdze\u0144 z pianki PET: Wszystko, co powiniene\u015b wiedzie\u0107\">\n\t\t\t<div class=\"post-thumbnail-inner\">\n\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"750\" height=\"500\" src=\"https:\/\/composite-box.com\/wp-content\/uploads\/2025\/02\/PET-Foam-Core-Everything-You-Should-Know.jpg\" class=\"attachment-medium_large size-medium_large wp-post-image\" alt=\"Rdze\u0144 z pianki PET - wszystko, co powiniene\u015b wiedzie\u0107\" srcset=\"https:\/\/composite-box.com\/wp-content\/uploads\/2025\/02\/PET-Foam-Core-Everything-You-Should-Know.jpg 750w, https:\/\/composite-box.com\/wp-content\/uploads\/2025\/02\/PET-Foam-Core-Everything-You-Should-Know-300x200.jpg 300w, https:\/\/composite-box.com\/wp-content\/uploads\/2025\/02\/PET-Foam-Core-Everything-You-Should-Know-600x400.jpg 600w\" sizes=\"auto, (max-width: 750px) 100vw, 750px\" \/>\t\t\t<\/div>\n\t\t<\/a><!-- .post-thumbnail -->\n\t\t\t\t<div class=\"entry-content-wrap\">\n\t\t\t<header class=\"entry-header\">\n\t\t<div class=\"entry-taxonomies\">\n\t\t<span class=\"category-links term-links category-style-normal\">\n\t\t\t<a href=\"https:\/\/composite-box.com\/pl\/blog\/category\/article\/\" class=\"category-link-article\" rel=\"tag\">Wiadomo\u015bci bran\u017cowe<\/a>\t\t<\/span>\n\t<\/div><!-- .entry-taxonomies -->\n\t<h3 class=\"entry-title\"><a href=\"https:\/\/composite-box.com\/pl\/blog\/pet-foam-core-everything-you-should-know\/\" rel=\"bookmark\">Rdze\u0144 z pianki PET: Wszystko, co powiniene\u015b wiedzie\u0107<\/a><\/h3><\/header><!-- .entry-header -->\n<footer class=\"entry-footer\">\n\t<\/footer><!-- .entry-footer -->\t\t<\/div>\n\t<\/article>\n<\/li>\n<li class=\"kb-post-list-item\">\n\t<article class=\"entry content-bg loop-entry post-3896 post type-post status-publish format-standard has-post-thumbnail hentry category-article tag-foam tag-foam-panel tag-insulation tag-pu tag-xps\">\n\t\t\t\t<a aria-hidden=\"true\" tabindex=\"-1\" role=\"presentation\" class=\"post-thumbnail kadence-thumbnail-ratio-2-3\" href=\"https:\/\/composite-box.com\/pl\/blog\/what-is-foam-insulation-panels-what-you-need-to-know\/\" aria-label=\"Czym s\u0105 piankowe panele izolacyjne? Co nale\u017cy wiedzie\u0107\">\n\t\t\t<div class=\"post-thumbnail-inner\">\n\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"750\" height=\"500\" src=\"https:\/\/composite-box.com\/wp-content\/uploads\/2025\/02\/What-is-Foam-Insulation-What-you-need-to-know-1.jpg\" class=\"attachment-medium_large size-medium_large wp-post-image\" alt=\"Co to jest izolacja piankowa i co nale\u017cy o niej wiedzie\u0107?\" srcset=\"https:\/\/composite-box.com\/wp-content\/uploads\/2025\/02\/What-is-Foam-Insulation-What-you-need-to-know-1.jpg 750w, https:\/\/composite-box.com\/wp-content\/uploads\/2025\/02\/What-is-Foam-Insulation-What-you-need-to-know-1-300x200.jpg 300w, https:\/\/composite-box.com\/wp-content\/uploads\/2025\/02\/What-is-Foam-Insulation-What-you-need-to-know-1-600x400.jpg 600w\" sizes=\"auto, (max-width: 750px) 100vw, 750px\" \/>\t\t\t<\/div>\n\t\t<\/a><!-- .post-thumbnail -->\n\t\t\t\t<div class=\"entry-content-wrap\">\n\t\t\t<header class=\"entry-header\">\n\t\t<div class=\"entry-taxonomies\">\n\t\t<span class=\"category-links term-links category-style-normal\">\n\t\t\t<a href=\"https:\/\/composite-box.com\/pl\/blog\/category\/article\/\" class=\"category-link-article\" rel=\"tag\">Wiadomo\u015bci bran\u017cowe<\/a>\t\t<\/span>\n\t<\/div><!-- .entry-taxonomies -->\n\t<h3 class=\"entry-title\"><a href=\"https:\/\/composite-box.com\/pl\/blog\/what-is-foam-insulation-panels-what-you-need-to-know\/\" rel=\"bookmark\">Czym s\u0105 piankowe panele izolacyjne? Co nale\u017cy wiedzie\u0107<\/a><\/h3><\/header><!-- .entry-header -->\n<footer class=\"entry-footer\">\n\t<\/footer><!-- .entry-footer -->\t\t<\/div>\n\t<\/article>\n<\/li>\n<\/ul>\n\n\n<h2 class=\"wp-block-heading\">Powi\u0105zany produkt<\/h2>\n\n\n<style>.kb-posts-id-3980_79ffc8-14 .entry.loop-entry .entry-header .entry-title{font-size:var(--global-kb-font-size-sm, 0.9rem);}.kb-posts-id-3980_79ffc8-14 .kb-post-list-item{display:grid;}<\/style><ul class=\"wp-block-kadence-posts kb-posts kadence-posts-list kb-posts-id-3980_79ffc8-14 content-wrap grid-cols kb-posts-style-boxed grid-sm-col-2 grid-lg-col-4 item-image-style-above\"><li class=\"kb-post-list-item\">\n\t<article class=\"entry content-bg loop-entry post-5820 page type-page status-publish has-post-thumbnail hentry category-foam-sandwich-panels tag-product-pu tag-pu\">\n\t\t\t\t<a aria-hidden=\"true\" tabindex=\"-1\" role=\"presentation\" class=\"post-thumbnail kadence-thumbnail-ratio-2-3\" href=\"https:\/\/composite-box.com\/pl\/steel-pu-sandwich-panels\/\" aria-label=\"Stalowe panele warstwowe PU\">\n\t\t\t<div class=\"post-thumbnail-inner\">\n\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"750\" height=\"500\" src=\"https:\/\/composite-box.com\/wp-content\/uploads\/2025\/06\/Steel-PU-Sandwich-Panels-3.jpg\" class=\"attachment-medium_large size-medium_large wp-post-image\" alt=\"Stalowe panele warstwowe PU\" srcset=\"https:\/\/composite-box.com\/wp-content\/uploads\/2025\/06\/Steel-PU-Sandwich-Panels-3.jpg 750w, https:\/\/composite-box.com\/wp-content\/uploads\/2025\/06\/Steel-PU-Sandwich-Panels-3-300x200.jpg 300w, https:\/\/composite-box.com\/wp-content\/uploads\/2025\/06\/Steel-PU-Sandwich-Panels-3-18x12.jpg 18w\" sizes=\"auto, (max-width: 750px) 100vw, 750px\" \/>\t\t\t<\/div>\n\t\t<\/a><!-- .post-thumbnail -->\n\t\t\t\t<div class=\"entry-content-wrap\">\n\t\t\t<header class=\"entry-header\">\n\t<h3 class=\"entry-title\"><a href=\"https:\/\/composite-box.com\/pl\/steel-pu-sandwich-panels\/\" rel=\"bookmark\">Stalowe panele warstwowe PU<\/a><\/h3><\/header><!-- .entry-header -->\n<footer class=\"entry-footer\">\n\t<\/footer><!-- .entry-footer -->\t\t<\/div>\n\t<\/article>\n<\/li>\n<li class=\"kb-post-list-item\">\n\t<article class=\"entry content-bg loop-entry post-5616 page type-page status-publish has-post-thumbnail hentry category-pp-honeycomb-panel tag-product-pu tag-pu\">\n\t\t\t\t<a aria-hidden=\"true\" tabindex=\"-1\" role=\"presentation\" class=\"post-thumbnail kadence-thumbnail-ratio-2-3\" href=\"https:\/\/composite-box.com\/pl\/rigid-pu-foam-insulation-foam\/\" aria-label=\"Sztywna pianka izolacyjna PU\">\n\t\t\t<div class=\"post-thumbnail-inner\">\n\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"750\" height=\"500\" src=\"https:\/\/composite-box.com\/wp-content\/uploads\/2025\/01\/CFRT-PU-foam-panels-2.jpg\" class=\"attachment-medium_large size-medium_large wp-post-image\" alt=\"Producent paneli z pianki poliuretanowej z w\u0142\u00f3knem ci\u0105g\u0142ym\" srcset=\"https:\/\/composite-box.com\/wp-content\/uploads\/2025\/01\/CFRT-PU-foam-panels-2.jpg 750w, https:\/\/composite-box.com\/wp-content\/uploads\/2025\/01\/CFRT-PU-foam-panels-2-300x200.jpg 300w, https:\/\/composite-box.com\/wp-content\/uploads\/2025\/01\/CFRT-PU-foam-panels-2-600x400.jpg 600w\" sizes=\"auto, (max-width: 750px) 100vw, 750px\" \/>\t\t\t<\/div>\n\t\t<\/a><!-- .post-thumbnail -->\n\t\t\t\t<div class=\"entry-content-wrap\">\n\t\t\t<header class=\"entry-header\">\n\t<h3 class=\"entry-title\"><a href=\"https:\/\/composite-box.com\/pl\/rigid-pu-foam-insulation-foam\/\" rel=\"bookmark\">Sztywna pianka izolacyjna PU<\/a><\/h3><\/header><!-- .entry-header -->\n<footer class=\"entry-footer\">\n\t<\/footer><!-- .entry-footer -->\t\t<\/div>\n\t<\/article>\n<\/li>\n<li class=\"kb-post-list-item\">\n\t<article class=\"entry content-bg loop-entry post-2865 page type-page status-publish has-post-thumbnail hentry category-insulated-panel tag-insulation-panel tag-product-insulation tag-product-pu\">\n\t\t\t\t<a aria-hidden=\"true\" tabindex=\"-1\" role=\"presentation\" class=\"post-thumbnail kadence-thumbnail-ratio-2-3\" href=\"https:\/\/composite-box.com\/pl\/polyurethane-foam-insulation-panel\/\" aria-label=\"Najlepszy panel izolacyjny z pianki poliuretanowej\">\n\t\t\t<div class=\"post-thumbnail-inner\">\n\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"750\" height=\"500\" src=\"https:\/\/composite-box.com\/wp-content\/uploads\/2025\/01\/CFRT-PU-foam-panels-1.jpg\" class=\"attachment-medium_large size-medium_large wp-post-image\" alt=\"Wprowadzenie paneli z pianki PU z w\u0142\u00f3knami ci\u0105g\u0142ymi\" srcset=\"https:\/\/composite-box.com\/wp-content\/uploads\/2025\/01\/CFRT-PU-foam-panels-1.jpg 750w, https:\/\/composite-box.com\/wp-content\/uploads\/2025\/01\/CFRT-PU-foam-panels-1-300x200.jpg 300w, https:\/\/composite-box.com\/wp-content\/uploads\/2025\/01\/CFRT-PU-foam-panels-1-600x400.jpg 600w\" sizes=\"auto, (max-width: 750px) 100vw, 750px\" \/>\t\t\t<\/div>\n\t\t<\/a><!-- .post-thumbnail -->\n\t\t\t\t<div class=\"entry-content-wrap\">\n\t\t\t<header class=\"entry-header\">\n\t<h3 class=\"entry-title\"><a href=\"https:\/\/composite-box.com\/pl\/polyurethane-foam-insulation-panel\/\" rel=\"bookmark\">Najlepszy panel izolacyjny z pianki poliuretanowej<\/a><\/h3><\/header><!-- .entry-header -->\n<footer class=\"entry-footer\">\n\t<\/footer><!-- .entry-footer -->\t\t<\/div>\n\t<\/article>\n<\/li>\n<li class=\"kb-post-list-item\">\n\t<article class=\"entry content-bg loop-entry post-2367 page type-page status-publish has-post-thumbnail hentry category-foam-sandwich-panels tag-insulated-truck-sandwich tag-product-pu tag-pu-sandwich\">\n\t\t\t\t<a aria-hidden=\"true\" tabindex=\"-1\" role=\"presentation\" class=\"post-thumbnail kadence-thumbnail-ratio-2-3\" href=\"https:\/\/composite-box.com\/pl\/pu-sandwich-panels\/\" aria-label=\"Panele warstwowe PU\">\n\t\t\t<div class=\"post-thumbnail-inner\">\n\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"750\" height=\"500\" src=\"https:\/\/composite-box.com\/wp-content\/uploads\/2025\/01\/Fiberglass-PU-Sandwich-Panel.jpg\" class=\"attachment-medium_large size-medium_large wp-post-image\" alt=\"P\u0142yta warstwowa PU z w\u0142\u00f3kna szklanego\" srcset=\"https:\/\/composite-box.com\/wp-content\/uploads\/2025\/01\/Fiberglass-PU-Sandwich-Panel.jpg 750w, https:\/\/composite-box.com\/wp-content\/uploads\/2025\/01\/Fiberglass-PU-Sandwich-Panel-300x200.jpg 300w, https:\/\/composite-box.com\/wp-content\/uploads\/2025\/01\/Fiberglass-PU-Sandwich-Panel-600x400.jpg 600w\" sizes=\"auto, (max-width: 750px) 100vw, 750px\" \/>\t\t\t<\/div>\n\t\t<\/a><!-- .post-thumbnail -->\n\t\t\t\t<div class=\"entry-content-wrap\">\n\t\t\t<header class=\"entry-header\">\n\t<h3 class=\"entry-title\"><a href=\"https:\/\/composite-box.com\/pl\/pu-sandwich-panels\/\" rel=\"bookmark\">Panele warstwowe PU<\/a><\/h3><\/header><!-- .entry-header -->\n<footer class=\"entry-footer\">\n\t<\/footer><!-- .entry-footer -->\t\t<\/div>\n\t<\/article>\n<\/li>\n<li class=\"kb-post-list-item\">\n\t<article class=\"entry content-bg loop-entry post-2348 page type-page status-publish has-post-thumbnail hentry category-cfrt-foam-panels tag-product-pu tag-pu-sandwich\">\n\t\t\t\t<a aria-hidden=\"true\" tabindex=\"-1\" role=\"presentation\" class=\"post-thumbnail kadence-thumbnail-ratio-2-3\" href=\"https:\/\/composite-box.com\/pl\/cfrt-pu-foam-sandwich-panels\/\" aria-label=\"Panele warstwowe z pianki poliuretanowej CFRT\">\n\t\t\t<div class=\"post-thumbnail-inner\">\n\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"750\" height=\"500\" src=\"https:\/\/composite-box.com\/wp-content\/uploads\/2025\/01\/Fiberglass-PU-Sandwich-Panel-3.jpg\" class=\"attachment-medium_large size-medium_large wp-post-image\" alt=\"P\u0142yta warstwowa PU z w\u0142\u00f3kna szklanego-3\" srcset=\"https:\/\/composite-box.com\/wp-content\/uploads\/2025\/01\/Fiberglass-PU-Sandwich-Panel-3.jpg 750w, https:\/\/composite-box.com\/wp-content\/uploads\/2025\/01\/Fiberglass-PU-Sandwich-Panel-3-300x200.jpg 300w, https:\/\/composite-box.com\/wp-content\/uploads\/2025\/01\/Fiberglass-PU-Sandwich-Panel-3-600x400.jpg 600w\" sizes=\"auto, (max-width: 750px) 100vw, 750px\" \/>\t\t\t<\/div>\n\t\t<\/a><!-- .post-thumbnail -->\n\t\t\t\t<div class=\"entry-content-wrap\">\n\t\t\t<header class=\"entry-header\">\n\t<h3 class=\"entry-title\"><a href=\"https:\/\/composite-box.com\/pl\/cfrt-pu-foam-sandwich-panels\/\" rel=\"bookmark\">Panele warstwowe z pianki poliuretanowej CFRT<\/a><\/h3><\/header><!-- .entry-header -->\n<footer class=\"entry-footer\">\n\t<\/footer><!-- .entry-footer -->\t\t<\/div>\n\t<\/article>\n<\/li>\n<li class=\"kb-post-list-item\">\n\t<article class=\"entry content-bg loop-entry post-2295 page type-page status-publish has-post-thumbnail hentry category-frp-foam-panels tag-insulated-truck-sandwich tag-product-pu tag-pu-sandwich tag-rv-panels\">\n\t\t\t\t<a aria-hidden=\"true\" tabindex=\"-1\" role=\"presentation\" class=\"post-thumbnail kadence-thumbnail-ratio-2-3\" href=\"https:\/\/composite-box.com\/pl\/fiberglass-pu-foam-sandwich-panels\/\" aria-label=\"Panele warstwowe z pianki PU z w\u0142\u00f3kna szklanego\">\n\t\t\t<div class=\"post-thumbnail-inner\">\n\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"750\" height=\"500\" src=\"https:\/\/composite-box.com\/wp-content\/uploads\/2025\/01\/Fiberglass-PU-Sandwich-Panel-2.jpg\" class=\"attachment-medium_large size-medium_large wp-post-image\" alt=\"P\u0142yta warstwowa PU z w\u0142\u00f3kna szklanego-2\" srcset=\"https:\/\/composite-box.com\/wp-content\/uploads\/2025\/01\/Fiberglass-PU-Sandwich-Panel-2.jpg 750w, https:\/\/composite-box.com\/wp-content\/uploads\/2025\/01\/Fiberglass-PU-Sandwich-Panel-2-300x200.jpg 300w, https:\/\/composite-box.com\/wp-content\/uploads\/2025\/01\/Fiberglass-PU-Sandwich-Panel-2-600x400.jpg 600w\" sizes=\"auto, (max-width: 750px) 100vw, 750px\" \/>\t\t\t<\/div>\n\t\t<\/a><!-- .post-thumbnail -->\n\t\t\t\t<div class=\"entry-content-wrap\">\n\t\t\t<header class=\"entry-header\">\n\t<h3 class=\"entry-title\"><a href=\"https:\/\/composite-box.com\/pl\/fiberglass-pu-foam-sandwich-panels\/\" rel=\"bookmark\">Panele warstwowe z pianki PU z w\u0142\u00f3kna szklanego<\/a><\/h3><\/header><!-- .entry-header -->\n<footer class=\"entry-footer\">\n\t<\/footer><!-- .entry-footer -->\t\t<\/div>\n\t<\/article>\n<\/li>\n<\/ul><\/div><\/div>\n\n<\/div><\/div>\n\n\n<h2 class=\"wp-block-heading\">Wprowadzenie autora<\/h2>\n\n\n<style>.kb-row-layout-id3907_34d812-69 > .kt-row-column-wrap{align-content:center;}:where(.kb-row-layout-id3907_34d812-69 > .kt-row-column-wrap) > .wp-block-kadence-column{justify-content:center;}.kb-row-layout-id3907_34d812-69 > .kt-row-column-wrap{column-gap:var(--global-kb-gap-lg, 4rem);row-gap:var(--global-kb-gap-md, 2rem);padding-top:var(--global-kb-spacing-sm, 1.5rem);padding-bottom:var(--global-kb-spacing-sm, 1.5rem);grid-template-columns:minmax(0, calc(30% - ((var(--global-kb-gap-lg, 4rem) * 1 )\/2)))minmax(0, calc(70% - ((var(--global-kb-gap-lg, 4rem) * 1 )\/2)));}.kb-row-layout-id3907_34d812-69{border-top:3px solid var(--global-palette2, #2B6CB0);border-right:3px solid var(--global-palette2, #2B6CB0);border-bottom:3px solid var(--global-palette2, #2B6CB0);border-left:3px solid var(--global-palette2, #2B6CB0);}.kb-row-layout-id3907_34d812-69 > .kt-row-layout-overlay{opacity:0.30;}@media all and (max-width: 1024px){.kb-row-layout-id3907_34d812-69 > .kt-row-column-wrap{grid-template-columns:repeat(2, minmax(0, 1fr));}}@media all and (max-width: 1024px){.kb-row-layout-id3907_34d812-69{border-top:3px solid var(--global-palette2, #2B6CB0);border-right:3px solid var(--global-palette2, #2B6CB0);border-bottom:3px solid var(--global-palette2, #2B6CB0);border-left:3px solid var(--global-palette2, #2B6CB0);}}@media all and (max-width: 767px){.kb-row-layout-id3907_34d812-69 > .kt-row-column-wrap{grid-template-columns:minmax(0, 1fr);}.kb-row-layout-id3907_34d812-69{border-top:3px solid var(--global-palette2, #2B6CB0);border-right:3px solid var(--global-palette2, #2B6CB0);border-bottom:3px solid var(--global-palette2, #2B6CB0);border-left:3px solid var(--global-palette2, #2B6CB0);}}<\/style><div class=\"kb-row-layout-wrap kb-row-layout-id3907_34d812-69 alignnone wp-block-kadence-rowlayout\"><div class=\"kt-row-column-wrap kt-has-2-columns kt-row-layout-equal kt-tab-layout-inherit kt-mobile-layout-row kt-row-valign-middle\">\n<style>.kadence-column3907_1c7b20-8e > .kt-inside-inner-col{display:flex;}.kadence-column3907_1c7b20-8e > .kt-inside-inner-col,.kadence-column3907_1c7b20-8e > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column3907_1c7b20-8e > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column3907_1c7b20-8e > .kt-inside-inner-col{flex-direction:column;justify-content:center;align-items:center;}.kadence-column3907_1c7b20-8e > .kt-inside-inner-col > .kb-image-is-ratio-size{align-self:stretch;}.kadence-column3907_1c7b20-8e > .kt-inside-inner-col > .wp-block-kadence-advancedgallery{align-self:stretch;}.kadence-column3907_1c7b20-8e > .kt-inside-inner-col > .aligncenter{width:100%;}.kt-row-column-wrap > .kadence-column3907_1c7b20-8e{align-self:center;}.kt-inner-column-height-full:not(.kt-has-1-columns) > .wp-block-kadence-column.kadence-column3907_1c7b20-8e{align-self:auto;}.kt-inner-column-height-full:not(.kt-has-1-columns) > .wp-block-kadence-column.kadence-column3907_1c7b20-8e > .kt-inside-inner-col{flex-direction:column;justify-content:center;}.kadence-column3907_1c7b20-8e > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column3907_1c7b20-8e{position:relative;}@media all and (max-width: 1024px){.kt-row-column-wrap > .kadence-column3907_1c7b20-8e{align-self:center;}}@media all and (max-width: 1024px){.kt-inner-column-height-full:not(.kt-has-1-columns) > .wp-block-kadence-column.kadence-column3907_1c7b20-8e{align-self:auto;}}@media all and (max-width: 1024px){.kt-inner-column-height-full:not(.kt-has-1-columns) > .wp-block-kadence-column.kadence-column3907_1c7b20-8e > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 1024px){.kadence-column3907_1c7b20-8e > .kt-inside-inner-col{flex-direction:column;justify-content:center;align-items:center;}}@media all and (max-width: 767px){.kt-row-column-wrap > .kadence-column3907_1c7b20-8e{align-self:center;}.kt-inner-column-height-full:not(.kt-has-1-columns) > .wp-block-kadence-column.kadence-column3907_1c7b20-8e{align-self:auto;}.kt-inner-column-height-full:not(.kt-has-1-columns) > .wp-block-kadence-column.kadence-column3907_1c7b20-8e > .kt-inside-inner-col{flex-direction:column;justify-content:center;}.kadence-column3907_1c7b20-8e > .kt-inside-inner-col{flex-direction:column;justify-content:center;align-items:center;}}<\/style>\n<div class=\"wp-block-kadence-column kadence-column3907_1c7b20-8e\"><div class=\"kt-inside-inner-col\"><style>.kb-image3907_27a2ed-c6 .kb-image-has-overlay:after{opacity:0.3;border-top-left-radius:200px;border-top-right-radius:200px;border-bottom-right-radius:200px;border-bottom-left-radius:200px;}.kb-image3907_27a2ed-c6 img.kb-img, .kb-image3907_27a2ed-c6 .kb-img img{border-top-left-radius:200px;border-top-right-radius:200px;border-bottom-right-radius:200px;border-bottom-left-radius:200px;}<\/style>\n<figure class=\"wp-block-kadence-image kb-image3907_27a2ed-c6 size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"492\" height=\"109\" src=\"https:\/\/composite-box.com\/wp-content\/uploads\/2025\/10\/cropped-logo.png\" alt=\"\" class=\"kb-img wp-image-6627\" srcset=\"https:\/\/composite-box.com\/wp-content\/uploads\/2025\/10\/cropped-logo.png 492w, https:\/\/composite-box.com\/wp-content\/uploads\/2025\/10\/cropped-logo-300x66.png 300w, https:\/\/composite-box.com\/wp-content\/uploads\/2025\/10\/cropped-logo-18x4.png 18w\" sizes=\"auto, (max-width: 492px) 100vw, 492px\" \/><\/figure>\n<\/div><\/div>\n\n\n<style>.kadence-column3907_38d0e8-e7 > .kt-inside-inner-col{display:flex;}.kadence-column3907_38d0e8-e7 > .kt-inside-inner-col,.kadence-column3907_38d0e8-e7 > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column3907_38d0e8-e7 > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column3907_38d0e8-e7 > .kt-inside-inner-col{flex-direction:column;justify-content:center;align-items:flex-start;}.kadence-column3907_38d0e8-e7 > .kt-inside-inner-col > .kb-image-is-ratio-size{align-self:stretch;}.kadence-column3907_38d0e8-e7 > .kt-inside-inner-col > .wp-block-kadence-advancedgallery{align-self:stretch;}.kadence-column3907_38d0e8-e7 > .kt-inside-inner-col > .aligncenter{width:100%;}.kt-row-column-wrap > .kadence-column3907_38d0e8-e7{align-self:center;}.kt-inner-column-height-full:not(.kt-has-1-columns) > .wp-block-kadence-column.kadence-column3907_38d0e8-e7{align-self:auto;}.kt-inner-column-height-full:not(.kt-has-1-columns) > .wp-block-kadence-column.kadence-column3907_38d0e8-e7 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}.kadence-column3907_38d0e8-e7 > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column3907_38d0e8-e7{position:relative;}@media all and (max-width: 1024px){.kt-row-column-wrap > .kadence-column3907_38d0e8-e7{align-self:center;}}@media all and (max-width: 1024px){.kt-inner-column-height-full:not(.kt-has-1-columns) > .wp-block-kadence-column.kadence-column3907_38d0e8-e7{align-self:auto;}}@media all and (max-width: 1024px){.kt-inner-column-height-full:not(.kt-has-1-columns) > .wp-block-kadence-column.kadence-column3907_38d0e8-e7 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 1024px){.kadence-column3907_38d0e8-e7 > .kt-inside-inner-col{flex-direction:column;justify-content:center;align-items:flex-start;}}@media all and (max-width: 767px){.kt-row-column-wrap > .kadence-column3907_38d0e8-e7{align-self:center;}.kt-inner-column-height-full:not(.kt-has-1-columns) > .wp-block-kadence-column.kadence-column3907_38d0e8-e7{align-self:auto;}.kt-inner-column-height-full:not(.kt-has-1-columns) > .wp-block-kadence-column.kadence-column3907_38d0e8-e7 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}.kadence-column3907_38d0e8-e7 > .kt-inside-inner-col{flex-direction:column;justify-content:center;align-items:flex-start;}}<\/style>\n<div class=\"wp-block-kadence-column kadence-column3907_38d0e8-e7\"><div class=\"kt-inside-inner-col\">\n<p class=\"has-text-color has-link-color has-medium-font-size wp-elements-0488bc1aba1d2e1202ba4b14f0c51d2b\" style=\"color:#000000\"><strong>Dzie\u0144 dobry, klienci<\/strong><\/p>\n\n\n\n<p>Nazywam si\u0119 Jack Yu i jestem dyrektorem biznesowym w firmie <a href=\"http:\/\/composite-box.com\/pl\/\">Composite Box<\/a>. Od ponad 10 lat dzia\u0142am w bran\u017cy p\u0142yt warstwowych, ci\u0119\u017car\u00f3wek ch\u0142odni i samochod\u00f3w kempingowych. Zapraszam do kontaktu<a href=\"http:\/\/composite-box.com\/pl\/kontakt\/\"> skontaktuj si\u0119 z nami<\/a>. Z przyjemno\u015bci\u0105 zapewniam najlepsz\u0105 obs\u0142ug\u0119 i produkty.<\/p>\n\n\n\n<p class=\"has-text-color has-link-color wp-elements-10c79427932ce80dee3b6e25706f9dad\" style=\"color:#000000\"><strong>E-mail: <\/strong>\u00a0info@composite-box.com<\/p>\n\n\n\n<p><\/p>\n<\/div><\/div>\n\n<\/div><\/div>","protected":false},"excerpt":{"rendered":"<p>Co to jest pianka poliuretanowa? Poliuretan wyst\u0119puje w dw\u00f3ch rodzajach: pianki sztywnej i elastycznej. Jest to...<\/p>","protected":false},"author":1,"featured_media":3982,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_kad_blocks_custom_css":"","_kad_blocks_head_custom_js":"","_kad_blocks_body_custom_js":"","_kad_blocks_footer_custom_js":"","_kadence_starter_templates_imported_post":false,"_kad_post_transparent":"","_kad_post_title":"","_kad_post_layout":"","_kad_post_sidebar_id":"","_kad_post_content_style":"","_kad_post_vertical_padding":"","_kad_post_feature":"","_kad_post_feature_position":"","_kad_post_header":false,"_kad_post_footer":false,"_kad_post_classname":"","footnotes":""},"categories":[31],"tags":[55,50,38],"class_list":["post-3980","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-article","tag-foam","tag-insulation","tag-pu"],"taxonomy_info":{"category":[{"value":31,"label":"Industry News"}],"post_tag":[{"value":55,"label":"Foam"},{"value":50,"label":"insulation"},{"value":38,"label":"PU"}]},"featured_image_src_large":["https:\/\/composite-box.com\/wp-content\/uploads\/2025\/02\/Rigid-Polyurethane-Foam-The-Ultimate-Guide.jpg",750,500,false],"author_info":{"display_name":"yuzijie-topolo","author_link":"https:\/\/composite-box.com\/pl\/author\/yuzijie-topolo\/"},"comment_info":3,"category_info":[{"term_id":31,"name":"Industry News","slug":"article","term_group":0,"term_taxonomy_id":31,"taxonomy":"category","description":"","parent":0,"count":45,"filter":"raw","term_order":"0","cat_ID":31,"category_count":45,"category_description":"","cat_name":"Industry News","category_nicename":"article","category_parent":0}],"tag_info":[{"term_id":55,"name":"Foam","slug":"foam","term_group":0,"term_taxonomy_id":55,"taxonomy":"post_tag","description":"","parent":0,"count":10,"filter":"raw","term_order":"0"},{"term_id":50,"name":"insulation","slug":"insulation","term_group":0,"term_taxonomy_id":50,"taxonomy":"post_tag","description":"","parent":0,"count":2,"filter":"raw","term_order":"0"},{"term_id":38,"name":"PU","slug":"pu","term_group":0,"term_taxonomy_id":38,"taxonomy":"post_tag","description":"","parent":0,"count":5,"filter":"raw","term_order":"0"}],"_links":{"self":[{"href":"https:\/\/composite-box.com\/pl\/wp-json\/wp\/v2\/posts\/3980","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/composite-box.com\/pl\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/composite-box.com\/pl\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/composite-box.com\/pl\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/composite-box.com\/pl\/wp-json\/wp\/v2\/comments?post=3980"}],"version-history":[{"count":10,"href":"https:\/\/composite-box.com\/pl\/wp-json\/wp\/v2\/posts\/3980\/revisions"}],"predecessor-version":[{"id":7668,"href":"https:\/\/composite-box.com\/pl\/wp-json\/wp\/v2\/posts\/3980\/revisions\/7668"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/composite-box.com\/pl\/wp-json\/wp\/v2\/media\/3982"}],"wp:attachment":[{"href":"https:\/\/composite-box.com\/pl\/wp-json\/wp\/v2\/media?parent=3980"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/composite-box.com\/pl\/wp-json\/wp\/v2\/categories?post=3980"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/composite-box.com\/pl\/wp-json\/wp\/v2\/tags?post=3980"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}