{"id":278564,"date":"2021-01-28T10:56:51","date_gmt":"2021-01-28T10:56:51","guid":{"rendered":"https:\/\/www.sanier.pl\/bw-hasla\/chlonnosc-wodna-2\/"},"modified":"2025-02-25T14:03:47","modified_gmt":"2025-02-25T14:03:47","slug":"chlonnosc-wodna-2","status":"publish","type":"knowledgebase","link":"https:\/\/www.sanier.pl\/sk\/bw-hasla\/chlonnosc-wodna-2\/","title":{"rendered":"OSB"},"content":{"rendered":"<p>[vc_row][vc_column][vc_column_text]<\/p>\n<h1 data-start=\"36\" data-end=\"59\"><strong data-start=\"36\" data-end=\"59\">\u010co je to OSB doska?<\/strong><\/h1>\n<p data-start=\"61\" data-end=\"496\">OSB je vyroben\u00e1 viac ako z 90% zo dreva, \u010do podporuje jeho r\u00fdchlu degrad\u00e1ciu a umo\u017e\u0148uje recykl\u00e1ciu odpadu. OSB (Oriented Strand Boards) je drevotrieskov\u00fd produkt, ktor\u00fd sa pou\u017e\u00edva hlavne v stavebn\u00edctve. OSB dosky s\u00fa vyr\u00e1ban\u00e9 ako jednovrstvov\u00e9 alebo viacvrstvov\u00e9. Jednovrstvov\u00e9 panely s\u00fa s\u00fa\u010das\u0165ou in\u00fdch drevotrieskov\u00fdch dosiek, ako je tradi\u010dn\u00e1 drevotrieskov\u00e1 doska. Tie\u017e sa pou\u017e\u00edvaj\u00fa ako samostatn\u00e9 kon\u0161truk\u010dn\u00e9 a dokon\u010dovacie materi\u00e1ly.<\/p>\n<p data-start=\"498\" data-end=\"664\">OSB doska vznik\u00e1 lisovan\u00edm obd\u013a\u017enikov\u00fdch triesok (zvy\u010dajne zo smreku alebo borovice) pod vplyvom vysok\u00fdch tepl\u00f4t a tlakov. Spojivom je vodoodpudiv\u00e1 syntetick\u00e1 \u017eivica.<\/p>\n<p data-start=\"666\" data-end=\"705\"><strong data-start=\"666\" data-end=\"705\">Druhy OSB dosiek \u2013 ktor\u00fa si vybra\u0165?<\/strong><\/p>\n<p data-start=\"707\" data-end=\"860\">\u0160tandardn\u00e1 hr\u00fabka OSB dosky je od 8 do 33 mm a zvy\u010dajne nie je br\u00fasen\u00e1. V z\u00e1vislosti od pou\u017eitia a technol\u00f3gie v\u00fdroby rozli\u0161ujeme \u0161tyri druhy OSB dosiek:<\/p>\n<ul data-start=\"862\" data-end=\"1991\">\n<li data-start=\"862\" data-end=\"1133\"><strong data-start=\"864\" data-end=\"873\">OSB 1<\/strong> \u2013 dosky na v\u0161eobecn\u00e9 pou\u017eitie, ur\u010den\u00e9 na pou\u017eitie v such\u00fdch podmienkach, m\u00f4\u017eu ma\u0165 rovn\u00e9 alebo fazetovan\u00e9 hrany. Spojivom s\u00fa mo\u010dovino-formaldehydov\u00e9 \u017eivice, ktor\u00e9 bez ochrany nebud\u00fa odoln\u00e9 proti vlhkosti. Ich v\u00fdhodou je ve\u013ek\u00e1 dostupnos\u0165 a relat\u00edvne n\u00edzka cena.<\/li>\n<li data-start=\"1134\" data-end=\"1309\"><strong data-start=\"1136\" data-end=\"1145\">OSB 2<\/strong> \u2013 pou\u017e\u00edvaj\u00fa sa hlavne vo vn\u00fatri, \u013eahko absorbuj\u00fa vlhkos\u0165, preto si vy\u017eaduj\u00fa \u010fal\u0161iu impregn\u00e1ciu. Naj\u010dastej\u0161ie s\u00fa to nosn\u00e9 dosky, spojen\u00e9 na b\u00e1ze syntetickej \u017eivice.<\/li>\n<li data-start=\"1310\" data-end=\"1648\"><strong data-start=\"1312\" data-end=\"1321\">OSB 3<\/strong> \u2013 naj\u010dastej\u0161ie pou\u017e\u00edvan\u00fd typ dosky, ktor\u00fd je mo\u017en\u00e9 pou\u017e\u00edva\u0165 v podmienkach s vysokou vlhkos\u0165ou. Vyzna\u010duje sa vysokou odolnos\u0165ou \u2013 hlavne v\u010faka tomu, \u017ee ako spojivo sa pou\u017e\u00edvaj\u00fa polyuret\u00e1nov\u00e9 lepidlo (vn\u00fatorn\u00e1 vrstva) a melam\u00ednovo-uretanov\u00e1 \u017eivica (vonkaj\u0161ie vrstvy). Dlhodob\u00e9 ponorenie vo vode v\u0161ak m\u00f4\u017ee sp\u00f4sobi\u0165 opuch okrajov.<\/li>\n<li data-start=\"1649\" data-end=\"1991\"><strong data-start=\"1651\" data-end=\"1660\">OSB 4<\/strong> \u2013 najodolnej\u0161\u00ed typ OSB dosiek. Pou\u017e\u00edvaj\u00fa sa pri nosn\u00fdch kon\u0161trukci\u00e1ch, pri vysok\u00fdch mechanick\u00fdch za\u0165a\u017eeniach a zv\u00fd\u0161enej vlhkosti. OSB 4 sa pou\u017e\u00edvaj\u00fa pri v\u00fdstavbe striech, stien r\u00e1mov\u00fdch domov, tvorbe debnen\u00ed a podbit\u00ed striech, ako aj pri neizolovan\u00fdch a neizolovan\u00fdch ploch\u00e1ch, ako s\u00fa alt\u00e1nky, z\u00e1hradn\u00e9 dom\u010deky alebo b\u00fady pre psy.<\/li>\n<\/ul>\n<p data-start=\"1993\" data-end=\"2015\"><strong data-start=\"1993\" data-end=\"2015\">V\u00fdhody OSB dosiek:<\/strong><\/p>\n<ul>\n<li style=\"list-style-type: none;\">\n<ul data-start=\"2016\" data-end=\"3223\" data-is-only-node=\"\" data-is-last-node=\"\">\n<li data-start=\"2016\" data-end=\"2083\">vysok\u00e1 stabilita tvaru, st\u00e1la hr\u00fabka dosky, zriedkav\u00e9 deform\u00e1cie,<\/li>\n<li data-start=\"2084\" data-end=\"2259\">r\u00fdchly sp\u00f4sob na cenovo dostupn\u00e9 a efekt\u00edvne dokon\u010denie, relat\u00edvne mal\u00e9 zne\u010distenie a absencia potreby chr\u00e1ni\u0165 cel\u00fa plochu miestnosti alebo domu pred \u0161kvrnami alebo prachom,<\/li>\n<li data-start=\"2260\" data-end=\"2393\">mo\u017enos\u0165 r\u00fdchlej prestavby priestoru, rozdelenia alebo zmeny usporiadania miestnost\u00ed bez potreby stavania a murovania \u010fal\u0161\u00edch stien,<\/li>\n<li data-start=\"2394\" data-end=\"2537\">jednoduch\u00e1 mont\u00e1\u017e, ktor\u00e1 nevy\u017eaduje sk\u00fasenosti \u2013 OSB dosky s\u00fa odoln\u00e9 aj na okrajoch a nevy\u017eaduj\u00fa \u0161peci\u00e1lne upevnenie na okrajov\u00fdch povrchoch,<\/li>\n<li data-start=\"2538\" data-end=\"2578\">mo\u017enos\u0165 vyu\u017eitia materi\u00e1lu bez odpadu,<\/li>\n<li data-start=\"2579\" data-end=\"2627\">dlh\u00e1 \u017eivotnos\u0165 bez potreby pravidelnej \u00fadr\u017eby,<\/li>\n<li data-start=\"2628\" data-end=\"2743\">mal\u00e1 n\u00e1chylnos\u0165 na vlhkos\u0165 a riziko opuchu, spr\u00e1vne chr\u00e1nen\u00e9 podkladom OSB dosky nepraskaj\u00fa a m\u00f4\u017eu by\u0165 natieran\u00e9,<\/li>\n<li data-start=\"2744\" data-end=\"2796\">\u013eahko sa daj\u00fa oreza\u0165 na po\u017eadovan\u00fd tvar a rozmery,<\/li>\n<li data-start=\"2797\" data-end=\"2950\">dobre tlmia zvuk, niektor\u00e9 z nich s\u00fa pokryt\u00e9 \u010fal\u0161\u00edmi izola\u010dn\u00fdmi vrstvami chr\u00e1niacimi pred po\u017eiarmi, nadmern\u00fdm prehrievan\u00edm alebo \u00fanikom tepla z budovy,<\/li>\n<li data-start=\"2951\" data-end=\"3201\">m\u00f4\u017eu by\u0165 pou\u017eit\u00e9 ako tradi\u010dn\u00e9 drevotrieskov\u00e9 dosky \u2013 ich pou\u017eitie je v\u0161ak ove\u013ea \u0161ir\u0161ie, preto\u017ee maj\u00fa v\u00e4\u010d\u0161ie estetick\u00e9 hodnoty, umo\u017e\u0148uj\u00fa pou\u017eitie zauj\u00edmav\u00fdch text\u00far v r\u00e1mci jednej miestnosti alebo priestoru (napr. OSB doska, bet\u00f3n a tradi\u010dn\u00e1 stena),<\/li>\n<li data-start=\"3202\" data-end=\"3223\" data-is-last-node=\"\">s\u00fa relat\u00edvne lacn\u00e9.<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>[\/vc_column_text][\/vc_column][\/vc_row]<\/p>\n","protected":false},"author":1,"featured_media":280347,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","categories":[875],"tags":[],"class_list":["post-278564","knowledgebase","type-knowledgebase","status-publish","has-post-thumbnail","hentry","category-baza-wiedzy-sk"],"_links":{"self":[{"href":"https:\/\/www.sanier.pl\/sk\/wp-json\/wp\/v2\/knowledgebase\/278564","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.sanier.pl\/sk\/wp-json\/wp\/v2\/knowledgebase"}],"about":[{"href":"https:\/\/www.sanier.pl\/sk\/wp-json\/wp\/v2\/types\/knowledgebase"}],"author":[{"embeddable":true,"href":"https:\/\/www.sanier.pl\/sk\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.sanier.pl\/sk\/wp-json\/wp\/v2\/comments?post=278564"}],"version-history":[{"count":0,"href":"https:\/\/www.sanier.pl\/sk\/wp-json\/wp\/v2\/knowledgebase\/278564\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.sanier.pl\/sk\/wp-json\/wp\/v2\/media\/280347"}],"wp:attachment":[{"href":"https:\/\/www.sanier.pl\/sk\/wp-json\/wp\/v2\/media?parent=278564"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.sanier.pl\/sk\/wp-json\/wp\/v2\/categories?post=278564"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.sanier.pl\/sk\/wp-json\/wp\/v2\/tags?post=278564"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}