{"id":33386,"date":"2025-07-29T10:09:14","date_gmt":"2025-07-29T08:09:14","guid":{"rendered":"https:\/\/penosil.com\/cz\/?post_type=educational_articles&#038;p=33386"},"modified":"2025-12-16T14:40:06","modified_gmt":"2025-12-16T13:40:06","slug":"jak-vybrat-vhodnou-pu-penu-pro-montaz-oken","status":"publish","type":"educational_articles","link":"https:\/\/penosil.com\/cz\/vzdelavaci-clanky\/jak-vybrat-vhodnou-pu-penu-pro-montaz-oken\/","title":{"rendered":"Jak vybrat vhodnou PU p\u011bnu pro mont\u00e1\u017e oken?"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">Za jednu z nejslo\u017eit\u011bj\u0161\u00edch a nejn\u00e1ro\u010dn\u011bj\u0161\u00edch sp\u00e1r ve stavebnictv\u00ed je pova\u017eov\u00e1na mont\u00e1\u017en\u00ed sp\u00e1ra oken. \u0160patn\u011b namontovan\u00e1 okna a dve\u0159e mohou zp\u016fsobovat tepeln\u00e9 ztr\u00e1ty a zvy\u0161ovat spot\u0159ebu energie v budov\u011b. Spr\u00e1vn\u011b instalovan\u00e1 PU p\u011bna je nezbytnou sou\u010d\u00e1st\u00ed procesu mont\u00e1\u017ee oken. Pom\u00e1h\u00e1 zlep\u0161it energetickou \u00fa\u010dinnost budovy minimalizac\u00ed tepeln\u00fdch most\u016f a tepeln\u00fdch ztr\u00e1t a zlep\u0161en\u00edm vzduchot\u011bsnosti.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">P\u0159i v\u00fdb\u011bru PU p\u011bny pro mont\u00e1\u017e oken nebo dve\u0159\u00ed je d\u016fle\u017eit\u00e9 v\u011bnovat pozornost n\u00e1sleduj\u00edc\u00edm vlastnostem:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Tepeln\u00e1 izolace<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u010c\u00edm ni\u017e\u0161\u00ed je hodnota tepeln\u00e9 vodivosti PU p\u011bny, t\u00edm lep\u0161\u00ed je jej\u00ed izola\u010dn\u00ed schopnost.<\/li>\n\n\n\n<li>Na\u0161e PU p\u011bny kategorie <a href=\"https:\/\/penosil.com\/cz\/kategorie-produktu\/oblast-pouziti\/okna-dvere\/\">Okna a dve\u0159e<\/a> maj\u00ed hodnotu tepeln\u00e9 vodivosti \u03bb=0,033 W\/(m-K), pro srovn\u00e1n\u00ed, skeln\u00e1 miner\u00e1ln\u00ed vlna m\u00e1 hodnotu tepeln\u00e9 vodivosti \u03bb=0,044 W\/(m-K).<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pru\u017enost<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>V pr\u016fb\u011bhu \u017eivotnosti budovy budou spoje oken a dve\u0159\u00ed vystaveny struktur\u00e1ln\u00edm rozta\u017een\u00edm a smr\u0161t\u011bn\u00edm v d\u016fsledku kol\u00eds\u00e1n\u00ed teplot.<\/li>\n\n\n\n<li>V\u0161echny PU p\u011bny v na\u0161\u00ed kategorii <a href=\"https:\/\/penosil.com\/cz\/kategorie-produktu\/oblast-pouziti\/okna-dvere\/\">Okna a dve\u0159e<\/a> jsou elastick\u00e9 a mohou se pohybovat spolu s konstrukc\u00ed bez ztr\u00e1ty vazby.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Zvukov\u00e1 izolace<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>P\u0159i mont\u00e1\u017ei oken je krom\u011b vzduchot\u011bsnosti, pru\u017enosti a tepeln\u011b izola\u010dn\u00ed hodnoty d\u016fle\u017eit\u00e9 v\u011bnovat pozornost tak\u00e9 zvukov\u011b izola\u010dn\u00ed hodnot\u011b PU p\u011bny. \u010c\u00edm vy\u0161\u0161\u00ed je hodnota zvukov\u00e9 izolace, t\u00edm je konstrukce zvukot\u011bsn\u011bj\u0161\u00ed.<\/li>\n\n\n\n<li>PU p\u011bny kategorie Penosil <a href=\"https:\/\/penosil.com\/cz\/kategorie-produktu\/oblast-pouziti\/okna-dvere\/\">Okna a dve\u0159e<\/a> maj\u00ed index zvukov\u00e9 izolace 63 dB.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Vytvrzovac\u00ed tlak<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Pro k\u0159ehk\u00e9 a na tlak citliv\u00e9 stavebn\u00ed pr\u00e1ce, jako je instalace oken a dve\u0159\u00ed, je d\u016fle\u017eit\u00e9 zvolit PU p\u011bnu s n\u00edzk\u00fdm vytvrzovac\u00edm tlakem.<\/li>\n\n\n\n<li>V\u0161echny PU p\u011bny kategorie Penosil <a href=\"https:\/\/penosil.com\/cz\/kategorie-produktu\/oblast-pouziti\/okna-dvere\/\">Okna a dve\u0159e<\/a> maj\u00ed velmi n\u00edzk\u00fd vytvrzovac\u00ed tlak. To znamen\u00e1, \u017ee p\u011bna expanduje pouze do dostupn\u00e9ho prostoru a nedoch\u00e1z\u00ed k deformaci nebo oh\u00fdb\u00e1n\u00ed ut\u011bsn\u011bn\u00fdch materi\u00e1l\u016f.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Vzduchot\u011bsnost<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Vzduchov\u00e9 net\u011bsnosti zp\u016fsobuj\u00ed p\u0159ibli\u017en\u011b 25-40 % tepeln\u00fdch ztr\u00e1t v chladn\u00e9m klimatu a 10-15 % tepeln\u00fdch zisk\u016f v hork\u00e9m klimatu.<\/li>\n\n\n\n<li>Na\u0161e PU p\u011bny kategorie <a href=\"https:\/\/penosil.com\/cz\/kategorie-produktu\/oblast-pouziti\/okna-dvere\/\">Okna a dve\u0159e<\/a> zaji\u0161\u0165uj\u00ed vzduchot\u011bsnost okenn\u00edch sp\u00e1r a pom\u00e1haj\u00ed p\u0159edch\u00e1zet \u00fanik\u016fm vzduchu. Tak\u00e9 redukuj\u00ed probl\u00e9my s vlhkost\u00ed v konstrukci a zvy\u0161uj\u00ed jej\u00ed po\u017e\u00e1rn\u00ed bezpe\u010dnost.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Certifikace<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Pro zaji\u0161t\u011bn\u00ed bezpe\u010dn\u011bj\u0161\u00edho u\u017e\u00edv\u00e1n\u00ed a lep\u0161\u00ed kvality vzduchu je d\u016fle\u017eit\u00e9, aby se p\u0159i instalaci oken pou\u017e\u00edvaly PU p\u011bny, kter\u00e9 maj\u00ed certifik\u00e1t s n\u00edzk\u00fdm obsahem t\u011bkav\u00fdch organick\u00fdch l\u00e1tek.<\/li>\n\n\n\n<li>V\u0161echny p\u011bny Penosil v kategorii <a href=\"https:\/\/penosil.com\/cz\/kategorie-produktu\/oblast-pouziti\/okna-dvere\/\">Okna a dve\u0159e<\/a> maj\u00ed certifik\u00e1ty EC1+, francouzsk\u00fd A+ a M1.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Teplota pou\u017eit\u00ed<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>V na\u0161\u00ed kategorii Okna a dve\u0159e m\u00e1me PU p\u011bny pro mont\u00e1\u017en\u00ed pr\u00e1ce v nejteplej\u0161\u00edch letn\u00edch m\u011bs\u00edc\u00edch: P\u011bna na okna a dve\u0159e <a href=\"https:\/\/penosil.com\/cz\/produkt\/installation-gunfoam-65-156-pu-pena-nizkoexpanzni\/\" target=\"_blank\" rel=\"noreferrer noopener\">Installation Gunfoam 65 156<\/a> (teplota pou\u017eit\u00ed: +5\u00b0C a\u017e +40\u00b0C).<\/li>\n\n\n\n<li>Pro celoro\u010dn\u00ed mont\u00e1\u017en\u00ed pr\u00e1ce (teplota pou\u017eit\u00ed: -5\u00b0C a\u017e +30\u00b0C) doporu\u010dujeme pou\u017e\u00edt na\u0161i Elastickou p\u011bnu Gunfoam 198 nebo Elastickou p\u011bnu 272 (sl\u00e1mov\u00e1 p\u011bna).<\/li>\n\n\n\n<li>A v nejchladn\u011bj\u0161\u00edch zimn\u00edch m\u011bs\u00edc\u00edch doporu\u010dujeme pou\u017e\u00edt na\u0161i Okenn\u00ed a dve\u0159n\u00ed p\u011bnu <a href=\"https:\/\/penosil.com\/cz\/produkt\/installation-gunfoam-65-winter-191-pu-pena-nizkoexpanzni-zimni\/\" target=\"_blank\" rel=\"noreferrer noopener\">Installation Gunfoam 65 &#8211; Winter 191<\/a> (teplota pou\u017eit\u00ed: -10 \u00b0C a\u017e +30 \u00b0C).<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Pro zaji\u0161t\u011bn\u00ed vzduchot\u011bsnosti okenn\u00edch sp\u00e1r se doporu\u010duje pou\u017e\u00edt tak\u00e9 \u0159ada dal\u0161\u00edch v\u00fdrobk\u016f, jako jsou membr\u00e1ny, p\u00e1sky a silikony. Pokud jsou v\u0161echny tyto v\u00fdrobky pou\u017eity spole\u010dn\u011b a ve spr\u00e1vn\u00e9m po\u0159ad\u00ed, zaru\u010duj\u00ed energetickou \u00fa\u010dinnost budovy, estetick\u00fd vzhled a hospod\u00e1rnost. Chcete-li se dozv\u011bd\u011bt v\u00edce o tom, jak spr\u00e1vn\u011b aplikovat PU p\u011bnu a kter\u00e9 dal\u0161\u00ed v\u00fdrobky pou\u017e\u00edt p\u0159i mont\u00e1\u017ei oken, nav\u0161tivte na\u0161e \u0159e\u0161en\u00ed <a href=\"https:\/\/penosil.com\/cz\/typy-reseni\/energeticky-usporna-montaz-oken\/\">Energeticky \u00fasporn\u00e1 mont\u00e1\u017e oken<\/a> na str\u00e1nk\u00e1ch Penosil.cz.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n","protected":false},"excerpt":{"rendered":"Za jednu z nejslo\u017eit\u011bj\u0161\u00edch a nejn\u00e1ro\u010dn\u011bj\u0161\u00edch sp\u00e1r ve stavebnictv\u00ed je pova\u017eov\u00e1na mont\u00e1\u017en\u00ed sp\u00e1ra oken. \u0160patn\u011b namontovan\u00e1 okna a dve\u0159e mohou zp\u016fsobovat tepeln\u00e9 ztr\u00e1ty a zvy\u0161ovat spot\u0159ebu energie v budov\u011b. Spr\u00e1vn\u011b instalovan\u00e1 PU p\u011bna je nezbytnou sou\u010d\u00e1st\u00ed procesu mont\u00e1\u017ee oken. Pom\u00e1h\u00e1 zlep\u0161it energetickou \u00fa\u010dinnost budovy minimalizac\u00ed tepeln\u00fdch most\u016f a tepeln\u00fdch ztr\u00e1t a zlep\u0161en\u00edm vzduchot\u011bsnosti. P\u0159i v\u00fdb\u011bru [&hellip;]","protected":false},"author":33,"featured_media":33387,"template":"","meta":{"_acf_changed":false,"advgb_blocks_editor_width":"","advgb_blocks_columns_visual_guide":""},"class_list":["post-33386","educational_articles","type-educational_articles","status-publish","has-post-thumbnail","hentry"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.6 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Jak vybrat vhodnou PU p\u011bnu pro mont\u00e1\u017e oken?<\/title>\n<meta name=\"description\" content=\"Spr\u00e1vn\u011b instalovan\u00e1 PU p\u011bna je nezbytnou sou\u010d\u00e1st\u00ed procesu mont\u00e1\u017ee oken. 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