{"id":37151,"date":"2026-07-22T07:37:32","date_gmt":"2026-07-22T05:37:32","guid":{"rendered":"https:\/\/i-vent.com\/si\/?p=37151"},"modified":"2026-07-22T07:42:48","modified_gmt":"2026-07-22T05:42:48","slug":"prezracevanje-pozimi","status":"publish","type":"post","link":"https:\/\/i-vent.com\/si\/blog\/prezracevanje-pozimi\/","title":{"rendered":"Prezra\u010devanje pozimi: sve\u017e zrak brez izgube toplote"},"content":{"rendered":"<p class=\"iv-lead\">\n  Pozimi prezra\u010dujte kratko in intenzivno &#8211; 3\u20135 minut na ste\u017eaj odprto okno, ve\u010dkrat na dan &#8211; namesto oken na &#8220;kip&#8221;. Trajna re\u0161itev brez izgube toplote pa je prezra\u010devanje z rekuperacijo, ki zrak menja neprekinjeno in pri tem zadr\u017ei do 90 % toplote v prostoru.\n<\/p>\n<nav class=\"iv-toc\" aria-label=\"Kazalo vsebine\">\n<div class=\"iv-toc-title\">Kazalo vsebine<\/div>\n<ol>\n<li><a href=\"#zakaj-izziv\">Zakaj prezra\u010devanje pozimi sploh predstavlja ve\u010dji izziv?<\/a><\/li>\n<li><a href=\"#pravilno-zracenje\">Kako pravilno prezra\u010devati z okni<\/a><\/li>\n<li><a href=\"#rekuperacija\">Re\u0161itev, s katero prezra\u010dujemo in ohranjamo toploto: rekuperacija<\/a><\/li>\n<li><a href=\"#prihranek\">Koliko toplote dejansko prihranite?<\/a><\/li>\n<li><a href=\"#eko-sklad\">Ne pozabite na subvencijo<\/a><\/li>\n<li><a href=\"#pogosta-vprasanja\">Pogosta vpra\u0161anja<\/a><\/li>\n<\/ol>\n<\/nav>\n<p>Pozimi se znajdemo v za\u010daranem krogu. Okna odpremo, ker je zrak v stanovanju zatohel \u2013 in v nekaj minutah pobegne toplota, za katero smo pla\u010dali. Okna pustimo zaprta, da var\u010dujemo \u2013 in kmalu imamo vlago, kondenz na \u0161ipah in slab zrak, v katerem se slab\u0161e spi in te\u017eje zbere misli.<\/p>\n<p>Dobra novica: med sve\u017eim zrakom in toplim domom nam v resnici sploh ni potrebno zbirati. Poglejmo, kako se lotiti problema.<\/p>\n<h2 id=\"zakaj-izziv\">Zakaj prezra\u010devanje pozimi sploh predstavlja ve\u010dji izziv?<\/h2>\n<p>Pozimi so razlike med notranjo in zunanjo temperaturo najve\u010dje. Vsaka minuta odprtega okna pomeni, da topel zrak (in z njim energija) uhaja ven, hladen pa prihaja noter. Poleg tega pozimi:<\/p>\n<ul>\n<li>ve\u010d \u010dasa pre\u017eivimo v zaprtih prostorih, zato se hitreje nabirata CO2 in vlaga,<\/li>\n<li>kuhanje, tu\u0161iranje in su\u0161enje perila spro\u0161\u010dajo vlago, ki nima kam,<\/li>\n<li>hladne povr\u0161ine (okna, vogali, \u0161palete) postanejo mesta, kjer se vlaga kondenzira \u2013 in tam se prej ali slej pojavi plesen.<\/li>\n<\/ul>\n<p>Skratka: pozimi potrebujemo ve\u010d prezra\u010devanja, ne manj. Samo pametneje ga moramo izvesti.<\/p>\n<h2 id=\"pravilno-zracenje\">Kako pravilno prezra\u010devati z okni (\u010de nimate prezra\u010devalnega sistema)<\/h2>\n<p>\u010ce prezra\u010dujete ro\u010dno, velja nekaj preprostih pravil:<\/p>\n<div class=\"iv-steps\">\n<div class=\"iv-step\">\n<div class=\"iv-step-num\">01<\/div>\n<div>\n<p>Namesto dolgo in na &#8220;kip&#8221; prezra\u010dujte kratko in intenzivno. Okno, ki je ves dan priprto na nagib, ohladi stene okoli okna, izmenja pa zelo malo zraka. Bolje je imeti 3\u20135 minut na ste\u017eaj odprto okno, ve\u010dkrat na dan.<\/p>\n<\/p><\/div>\n<\/p><\/div>\n<div class=\"iv-step\">\n<div class=\"iv-step-num\">02<\/div>\n<div>\n<p>Najhitreje gre z ustvarjanjem prepiha. \u010ce odprete okni na nasprotnih si straneh stanovanja, se zrak izmenja v dveh do treh minutah. Stene in pohi\u0161tvo se ne ohladijo, toplota v prostorih pa ostane.<\/p>\n<\/p><\/div>\n<\/p><\/div>\n<div class=\"iv-step\">\n<div class=\"iv-step-num\">03<\/div>\n<div>\n<p>Po tu\u0161iranju in kuhanju prezra\u010dujte takoj. Vlago odstranite \u017ee pri njenem izvoru in tako prepre\u010dite, da se razporedi po stanovanju.<\/p>\n<\/p><\/div>\n<\/p><\/div>\n<div class=\"iv-step\">\n<div class=\"iv-step-num\">04<\/div>\n<div>\n<p>Radiatorje med zra\u010denjem zaprite. \u010ce tega ne storite, termostat zazna hladen zrak in za\u010dne greti &#8220;skozi okno&#8221;.<\/p>\n<\/p><\/div>\n<\/p><\/div>\n<\/div>\n<p>Ta na\u010din deluje, a ima svoje omejitve. Pono\u010di namre\u010d ne zra\u010dimo. Tudi, ko smo v slu\u017ebi, ne zra\u010dimo. In vsaki\u010d, ko odpremo okno, del toplote vseeno izgubimo.<\/p>\n<h2 id=\"rekuperacija\">Re\u0161itev, s katero prezra\u010dujemo in ohranjamo toploto: rekuperacija<\/h2>\n<p>Tu nastopi <a href=\"https:\/\/i-vent.com\/si\/rekuperatorji\/\">prezra\u010devanje z rekuperacijo<\/a>. Rekuperator je naprava, ki neprekinjeno dovaja sve\u017e zrak in odvaja izrabljenega, pri tem pa iz odpadnega zraka &#8220;pobere&#8221; toploto in z njo ogreje sve\u017e zrak, ki prihaja v notranjost.<\/p>\n<p>V praksi to pomeni:<\/p>\n<ul>\n<li>do 90 % toplote ostane v stanovanju, \u010deprav se zrak ves \u010das izmenjuje,<\/li>\n<li>zagotovite si sve\u017e zrak 24 ur na dan, tudi pono\u010di in ko vas ni doma,<\/li>\n<li>vlaga se sproti odvaja, zato ne nastajata kondenz in plesen,<\/li>\n<li>filtri zadr\u017eijo prah, cvetni prah in ne\u010disto\u010de, kar \u0161e posebej pride do izraza pozimi, ko je zaradi kurjenja v zraku ve\u010d saj in drobnih pra\u0161nih delcev.<\/li>\n<\/ul>\n<p>Za obstoje\u010da stanovanja in hi\u0161e je najenostavnej\u0161a pot decentralni sistem z <a href=\"https:\/\/i-vent.com\/si\/prezracevalni-sistemi\/\">lokalnimi rekuperatorji<\/a>. Posamezne enote se vgradijo skozi zunanje stene, brez razvodov in ve\u010djih gradbenih posegov, monta\u017ea celotnega sistema pa je praviloma kon\u010dana v enem dnevu.<\/p>\n<h2 id=\"prihranek\">Koliko toplote dejansko prihranite?<\/h2>\n<p>Groba primerjava za povpre\u010dno stanovanje v ogrevalni sezoni:<\/p>\n<div class=\"iv-table-wrap\">\n<table class=\"iv-table\" aria-label=\"Primerjava na\u010dinov prezra\u010devanja pozimi glede na izgubo toplote in kakovost zraka\">\n<thead>\n<tr>\n<th>Na\u010din prezra\u010devanja<\/th>\n<th>Izguba toplote<\/th>\n<th>Kakovost zraka<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Okno na &#8220;kip&#8221; ves dan<\/td>\n<td>zelo visoka<\/td>\n<td>slaba<\/td>\n<\/tr>\n<tr>\n<td>Kratko intenzivno zra\u010denje<\/td>\n<td>zmerna<\/td>\n<td>dobra ob zra\u010denju, vmes pada<\/td>\n<\/tr>\n<tr>\n<td class=\"iv-col-hl\">Prezra\u010devanje z rekuperacijo<\/td>\n<td class=\"iv-col-hl\">minimalna (do 90 % toplote se vrne)<\/td>\n<td class=\"iv-col-hl\">stalno dobra<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<p>Prihranek pri ogrevanju je odvisen od objekta, a pri dobro izoliranih stavbah prezra\u010devanje predstavlja velik del vseh toplotnih izgub \u2013 in ravno ta del rekuperacija skoraj izni\u010di.<\/p>\n<h2 id=\"eko-sklad\">Ne pozabite na subvencijo<\/h2>\n<p>Za vgradnjo prezra\u010devanja z rekuperacijo lahko pridobite <a href=\"https:\/\/i-vent.com\/si\/subvencija-eko-sklada\/\">subvencijo Eko sklada<\/a>. Pri i-Ventu vam pri urejanju dokumentacije pomagamo brezpla\u010dno.<\/p>\n<div class=\"iv-subsidy\">\n<div>\n<div class=\"iv-subsidy-label\">Eko sklad subvencija<\/div>\n<div class=\"iv-subsidy-val\">do 30 %<\/div>\n<div class=\"iv-subsidy-desc\">Nepovratna sredstva za prezra\u010devalne sisteme z rekuperacijo toplote<\/div>\n<\/p><\/div>\n<div>\n<div class=\"iv-subsidy-label\">Leanpay obroki<\/div>\n<div class=\"iv-subsidy-val\">0 % obresti<\/div>\n<div class=\"iv-subsidy-desc\">Preostanek brez obresti in pologa<\/div>\n<\/p><\/div>\n<\/div>\n<h2 id=\"pogosta-vprasanja\">Pogosta vpra\u0161anja<\/h2>\n<div class=\"iv-faq\">\n<div class=\"iv-faq-item\">\n<h3 class=\"iv-faq-q\" aria-expanded=\"false\"><span class=\"iv-faq-icon\" aria-hidden=\"true\">+<\/span>Ali lahko pozimi rekuperator zamrzne?<\/h3>\n<div class=\"iv-faq-a\">\n<div class=\"iv-faq-body\">\n<p>Kakovostni rekuperatorji imajo za\u0161\u010dito pred zmrzovanjem in delujejo tudi pri nizkih zunanjih temperaturah. Kerami\u010dni izmenjevalec v lokalnih enotah se ogreva cikli\u010dno, zato zmrzovanje v obi\u010dajnih razmerah ni te\u017eava.<\/p>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"iv-faq-item\">\n<h3 class=\"iv-faq-q\" aria-expanded=\"false\"><span class=\"iv-faq-icon\" aria-hidden=\"true\">+<\/span>Ali moram z rekuperatorjem \u0161e vedno odpirati okna?<\/h3>\n<div class=\"iv-faq-a\">\n<div class=\"iv-faq-body\">\n<p>Ni potrebno, saj sistem zagotavlja stalno izmenjavo zraka. Okno seveda lahko odprete kadarkoli, sistem to brez te\u017eav prenese.<\/p>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"iv-faq-item\">\n<h3 class=\"iv-faq-q\" aria-expanded=\"false\"><span class=\"iv-faq-icon\" aria-hidden=\"true\">+<\/span>Se prezra\u010devanje pozimi pozna pri ra\u010dunu za ogrevanje?<\/h3>\n<div class=\"iv-faq-a\">\n<div class=\"iv-faq-body\">\n<p>Da. Ro\u010dno zra\u010denje z odpiranjem oken vodi v izgubo toplote. Rekuperacija ve\u010dino te toplote zadr\u017ei, zato je razlika najbolj vidna ravno v ogrevalni sezoni.<\/p>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"iv-faq-item\">\n<h3 class=\"iv-faq-q\" aria-expanded=\"false\"><span class=\"iv-faq-icon\" aria-hidden=\"true\">+<\/span>Kaj pa vlaga zaradi su\u0161enja perila pozimi?<\/h3>\n<div class=\"iv-faq-a\">\n<div class=\"iv-faq-body\">\n<p>Rekuperator vlago sproti odvaja. \u010ce perilo su\u0161ite v stanovanju, je stalno prezra\u010devanje prakti\u010dno edini na\u010din, da se izognete kondenzu in plesni.<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"iv-cta\">\n<div>\n    <span class=\"iv-cta-badge\">\ud83d\udcde Brezpla\u010den posvet<\/span><\/p>\n<h3>Brezpla\u010den posvet<\/h3>\n<p>Preverimo, kak\u0161na re\u0161itev je smiselna za va\u0161 dom.<\/p>\n<\/p><\/div>\n<div class=\"iv-cta-btns\">\n    <a href=\"https:\/\/i-vent.com\/si\/posljite-povprasevanje\/\" class=\"iv-btn\">Po\u0161ljite povpra\u0161evanje \u2192<\/a><br \/>\n    <a href=\"https:\/\/i-vent.com\/si\/rekuperatorji\/\" class=\"iv-btn-outline\">Oglejte si rekuperatorje<\/a>\n  <\/div>\n<\/div>\n<div class=\"iv-related\"><div class=\"iv-related-title\">Preberite tudi<\/div><div class=\"iv-related-grid\"><a href=\"https:\/\/i-vent.com\/si\/blog\/kaj-je-rekuperator\/\" class=\"iv-related-card\"><div class=\"iv-related-img\"><img decoding=\"async\" src=\"https:\/\/i-vent.com\/si\/wp-content\/uploads\/2024\/10\/i-Ventprezracevalni-sistemi-300x173.webp\" alt=\"Kaj je rekuperator in kako deluje? Popoln vodi\u010d 2026\" loading=\"lazy\"><\/div><div class=\"iv-related-content\"><h4>Kaj je rekuperator in kako deluje? Popoln vodi\u010d 2026<\/h4><p>Rekuperator je prezra\u010devalna naprava, ki zagotavlja stalno izmenjavo zraka v prostoru in pri tem iz odpadnega zraka izvle\u010de 81 % toplote ter jo prenese na sve\u017e zunanji zrak. Rezultat: sve\u017e zrak v vsakem trenutku \u2013 brez odpiranja oken in brez toplotnih...<\/p><span class=\"iv-related-cta\">Preberite ve\u010d \u2192<\/span><\/div><\/a><a href=\"https:\/\/i-vent.com\/si\/blog\/plesen-vlaga-prezracevanje\/\" class=\"iv-related-card\"><div class=\"iv-related-img\"><img decoding=\"async\" src=\"https:\/\/i-vent.com\/si\/wp-content\/uploads\/2026\/03\/plesen-vlaga-prezracevanje-300x207.jpg\" alt=\"Plesen in vlaga v stanovanju: kako prezra\u010devanje trajno odpravi problem\" loading=\"lazy\"><\/div><div class=\"iv-related-content\"><h4>Plesen in vlaga v stanovanju: kako prezra\u010devanje trajno odpravi problem<\/h4><p>Plesen v stanovanju ali hi\u0161i ni samo estetski problem \u2013 je zdravstveno tveganje in znak, da se vlaga v prostoru nabira hitreje, kot se odvaja. Prezra\u010devanje z rekuperacijo toplote je edina trajna re\u0161itev, ki ne odpravi samo simptomov, temve\u010d vzrok. Kazalo...<\/p><span class=\"iv-related-cta\">Preberite ve\u010d \u2192<\/span><\/div><\/a><a href=\"https:\/\/i-vent.com\/si\/blog\/prezracevanje-spalnice\/\" class=\"iv-related-card\"><div class=\"iv-related-img\"><img decoding=\"async\" src=\"https:\/\/i-vent.com\/si\/wp-content\/uploads\/2026\/03\/prezracevanje-spalnice-300x200.jpg\" alt=\"Prezra\u010devanje spalnice: bolj\u0161i spanec, manj CO\u2082, manj vlage\" loading=\"lazy\"><\/div><div class=\"iv-related-content\"><h4>Prezra\u010devanje spalnice: bolj\u0161i spanec, manj CO\u2082, manj vlage<\/h4><p>Slabo prezra\u010dena spalnica je eden najpogostej\u0161ih in najmanj prepoznanih vzrokov za slab spanec. Visoka koncentracija CO\u2082, vlaga in zatohel zrak niso krivi samo za motenje spanca \u2013 dolgoro\u010dno vplivajo tudi na zdravje in kognitivne funkcije. Re\u0161itev je tiha, nevidna in deluje...<\/p><span class=\"iv-related-cta\">Preberite ve\u010d \u2192<\/span><\/div><\/a><a href=\"https:\/\/i-vent.com\/si\/blog\/eko-sklad-subvencija-prezracevanje\/\" class=\"iv-related-card\"><div class=\"iv-related-img\"><img decoding=\"async\" src=\"https:\/\/i-vent.com\/si\/wp-content\/uploads\/2026\/03\/eko-sklad-subvencija-prezracevanje-300x200.jpg\" alt=\"Eko sklad subvencija za prezra\u010devanje 2026: kako do 30 %\" loading=\"lazy\"><\/div><div class=\"iv-related-content\"><h4>Eko sklad subvencija za prezra\u010devanje 2026: kako do 30 %<\/h4><p>Prezra\u010devalni sistem z rekuperacijo toplote je upravi\u010den do Eko sklad subvencije \u2013 do 30 % nepovratnih sredstev za nakup in monta\u017eo. V tem vodi\u010du razlo\u017eimo, kdo je do sredstev upravi\u010den, koliko zna\u0161a subvencija v 2026 in kako korak za korakom oddati...<\/p><span class=\"iv-related-cta\">Preberite ve\u010d \u2192<\/span><\/div><\/a><\/div><\/div>\n","protected":false},"excerpt":{"rendered":"<p>Pozimi prezra\u010dujte kratko in intenzivno &#8211; 3\u20135 minut na ste\u017eaj odprto okno, ve\u010dkrat na dan &#8211; namesto oken na &#8220;kip&#8221;. Trajna re\u0161itev brez izgube toplote pa je prezra\u010devanje z rekuperacijo, ki zrak menja neprekinjeno in pri tem zadr\u017ei do 90 %&#8230;<\/p>\n","protected":false},"author":5,"featured_media":37155,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[136,235,233],"tags":[],"class_list":["post-37151","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog","category-kakovost-zraka","category-prezracevanje"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.1.1 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Prezra\u010devanje pozimi: sve\u017e zrak brez izgube toplote | i-Vent<\/title>\n<meta name=\"description\" content=\"Kako pozimi prezra\u010devati, ne da bi metali toploto skozi okno? Prakti\u010dni nasveti, najpogostej\u0161e napake in re\u0161itev z rekuperacijo. 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