{"id":65783,"date":"2026-04-27T04:43:24","date_gmt":"2026-04-27T04:43:24","guid":{"rendered":""},"modified":"2026-04-27T04:43:24","modified_gmt":"2026-04-27T04:43:24","slug":"duco-pojistny-ventil-1-2-quot-x-3-4-quot-5-bar-membra-autenticky-65783","status":"publish","type":"product","link":"https:\/\/www.domkraftpro.com\/index.php\/produkt\/duco-pojistny-ventil-1-2-quot-x-3-4-quot-5-bar-membra-autenticky-65783\/","title":{"rendered":"DUCO pojistn\u00fd ventil 1\/2"x 3\/4" 5 bar – membr\u00e1 Autentick\u00fd"},"content":{"rendered":"
\n
\n
<\/bs-empty><\/dc-con> <\/p>\n
<\/div>\n

<\/dc-con><\/p>\n

Pojistn\u00e9 ventily maj\u00ed p\u0159\u00eddavnou pojistnou krytku. Ta zamezuje manipulaci nepovolan\u00fdm osob\u00e1m a\u202fpo\u0161kozen\u00ed. Ve\u0161ker\u00e9 d\u00edly p\u0159ich\u00e1zej\u00edc\u00ed do styku s\u202fvodou a\u202fd\u00edly pod tlakem jsou z\u202fmosazi nebo \u0161ed\u00e9 litiny. T\u011bsn\u011bn\u00ed sedla ventilu je ze silikonov\u00e9 pry\u017ee, a\u202fproto nen\u00ed ani p\u0159i velmi vysok\u00fdch teplot\u00e1ch vystaveno riziku p\u0159ilepen\u00ed na sedlo. Odd\u011blovac\u00ed membr\u00e1na je vyrobena z\u202fEPDM. Pojistn\u00e9 ventily maj\u00ed deklarov\u00e1nu konformitu dle direktiv EU. Pro syst\u00e9my vyt\u00e1p\u011bn\u00ed dle \u010cSN EN ISO 4126. Maxim\u00e1ln\u00ed pracovn\u00ed teplota: 120\u00b0 C Minim\u00e1ln\u00ed pracovn\u00ed teplota: -10 \u00b0C Otev\u00edrac\u00ed tlak: 0,5 – 10 bar\u016f Dimenze: 1\/2\u201d – 2″ Tlak p\u0159i pln\u00e9m otev\u0159en\u00ed pmax:1,2 po Jmenovit\u00fd tlak PN:1600 kPa\/1000kPa.<\/p>\n

Pojist\u00fd ventil je ur\u010den\u00fd pro vyt\u00e1p\u011bc\u00ed soustavy, m\u016f\u017ee p\u0159ij\u00edt do styku s vodou a s p\u0159\u00edmesmi glykolu do 50 % koncentrace. Na ventilu je krytka, kter\u00e1 chr\u00e1n\u00ed ventil p\u0159ed ne\u017e\u00e1douc\u00edm p\u0159enastaven\u00edm a manipulac\u00ed. T\u011blo ventilu je z mosazi a t\u011bsn\u011bn\u00ed ze silikonov\u00e9 pry\u017ee. Membr\u00e1na ve ventilu je z EPDM.<\/p>\n

\"\"<\/p>\n

Konstrukce<\/h3>\n
\n
\n
    \n
  1. ochrann\u00e1 krytka<\/li>\n
  2. p\u00e1\u010dka<\/li>\n
  3. nastavovac\u00ed \u0161roub<\/li>\n
  4. ventilov\u00e9 t\u00e1hlo<\/li>\n
  5. p\u0159ednastaven\u00e1 pru\u017eina<\/li>\n
  6. krytka pru\u017einy<\/li>\n
  7. omezova\u010d zdvihu<\/li>\n
  8. membr\u00e1na<\/li>\n
  9. ku\u017eelka ventilu<\/li>\n
  10. t\u011blo ventilu<\/li>\n
  11. sedlo ventilu<\/li>\n<\/ol>\n<\/div>\n<\/div>\n

    <\/dc-con><\/dc-con><\/div>\n<\/p><\/div>\n

    \n\n<\/thead>\n\n\n\n\n
    Dimenze DN<\/td>\nDN 15 – 1\/2″ x 3\/4″<\/td>\n<\/tr>\n
    Otev\u00edrac\u00ed tlak v barech<\/td>\n5<\/td>\n<\/tr>\n
    V\u00fdrobce<\/td>\nDuco<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n
    \n
    Zodpov\u011bdný subjekt:<\/span>DUCO Tech CZ s.r.o.<\/span>Duco<\/span><\/dc-con>Opletalova 25<\/span>Praha 1<\/span>110 00<\/span>\u010cesko<\/span><\/dc-con>obchod@ducotech.cz<\/span>777 504 235<\/span><\/bs-empty>https:\/\/www.ducotech.cz\/index.html#box3<\/a><\/dc-con><\/bs-empty><\/dc-root><\/div>\n

    <\/bs-empty><\/div>\n<\/div>\n

    \n","protected":false},"excerpt":{"rendered":"

    Pojistn\u00e9 ventily maj\u00ed p\u0159\u00eddavnou pojistnou krytku. Ta zamezuje manipulaci nepovolan\u00fdm osob\u00e1m a\u202fpo\u0161kozen\u00ed. Ve\u0161ker\u00e9 d\u00edly p\u0159ich\u00e1zej\u00edc\u00ed do styku s\u202fvodou a\u202fd\u00edly pod tlakem jsou z\u202fmosazi nebo \u0161ed\u00e9 litiny. T\u011bsn\u011bn\u00ed sedla ventilu je ze silikonov\u00e9 pry\u017ee, a\u202fproto nen\u00ed ani p\u0159i velmi vysok\u00fdch teplot\u00e1ch vystaveno riziku p\u0159ilepen\u00ed na sedlo. Odd\u011blovac\u00ed membr\u00e1na je vyrobena z\u202fEPDM. Pojistn\u00e9 ventily maj\u00ed deklarov\u00e1nu konformitu […]<\/p>\n","protected":false},"featured_media":65883,"comment_status":"open","ping_status":"open","template":"","meta":[],"product_brand":[],"product_cat":[104],"product_tag":[],"class_list":{"0":"post-65783","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-armatury","8":"first","9":"instock","10":"sale","11":"shipping-taxable","12":"purchasable","13":"product-type-simple"},"yoast_head":"\nDUCO pojistn\u00fd ventil 1\/2"x 3\/4" 5 bar - membr\u00e1 Autentick\u00fd -<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.domkraftpro.com\/index.php\/produkt\/duco-pojistny-ventil-1-2-quot-x-3-4-quot-5-bar-membra-autenticky-65783\/\" \/>\n<meta property=\"og:locale\" content=\"cs_CZ\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"DUCO pojistn\u00fd ventil 1\/2"x 3\/4" 5 bar - membr\u00e1 Autentick\u00fd -\" \/>\n<meta property=\"og:description\" content=\"Pojistn\u00e9 ventily maj\u00ed p\u0159\u00eddavnou pojistnou krytku. Ta zamezuje manipulaci nepovolan\u00fdm osob\u00e1m a\u202fpo\u0161kozen\u00ed. Ve\u0161ker\u00e9 d\u00edly p\u0159ich\u00e1zej\u00edc\u00ed do styku s\u202fvodou a\u202fd\u00edly pod tlakem jsou z\u202fmosazi nebo \u0161ed\u00e9 litiny. T\u011bsn\u011bn\u00ed sedla ventilu je ze silikonov\u00e9 pry\u017ee, a\u202fproto nen\u00ed ani p\u0159i velmi vysok\u00fdch teplot\u00e1ch vystaveno riziku p\u0159ilepen\u00ed na sedlo. Odd\u011blovac\u00ed membr\u00e1na je vyrobena z\u202fEPDM. Pojistn\u00e9 ventily maj\u00ed deklarov\u00e1nu konformitu […]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.domkraftpro.com\/index.php\/produkt\/duco-pojistny-ventil-1-2-quot-x-3-4-quot-5-bar-membra-autenticky-65783\/\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.domkraftpro.com\/wp-content\/uploads\/2026\/SK0007870-CZ20260425-093449-0-1777080895-duco-pojistny-ventil-1-2-x-3-4-5-bar-membra.webp\" \/>\n\t<meta property=\"og:image:width\" content=\"1000\" \/>\n\t<meta property=\"og:image:height\" content=\"525\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/webp\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Odhadovan\u00e1 doba \u010dten\u00ed\" \/>\n\t<meta name=\"twitter:data1\" content=\"1 minuta\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.domkraftpro.com\/index.php\/produkt\/duco-pojistny-ventil-1-2-quot-x-3-4-quot-5-bar-membra-autenticky-65783\/\",\"url\":\"https:\/\/www.domkraftpro.com\/index.php\/produkt\/duco-pojistny-ventil-1-2-quot-x-3-4-quot-5-bar-membra-autenticky-65783\/\",\"name\":\"DUCO pojistn\u00fd ventil 1\/2"x 3\/4" 5 bar - membr\u00e1 Autentick\u00fd -\",\"isPartOf\":{\"@id\":\"https:\/\/www.domkraftpro.com\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\/\/www.domkraftpro.com\/index.php\/produkt\/duco-pojistny-ventil-1-2-quot-x-3-4-quot-5-bar-membra-autenticky-65783\/#primaryimage\"},\"image\":{\"@id\":\"https:\/\/www.domkraftpro.com\/index.php\/produkt\/duco-pojistny-ventil-1-2-quot-x-3-4-quot-5-bar-membra-autenticky-65783\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/www.domkraftpro.com\/wp-content\/uploads\/2026\/SK0007870-CZ20260425-093449-0-1777080895-duco-pojistny-ventil-1-2-x-3-4-5-bar-membra.webp\",\"datePublished\":\"2026-04-27T04:43:24+00:00\",\"breadcrumb\":{\"@id\":\"https:\/\/www.domkraftpro.com\/index.php\/produkt\/duco-pojistny-ventil-1-2-quot-x-3-4-quot-5-bar-membra-autenticky-65783\/#breadcrumb\"},\"inLanguage\":\"cs\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/www.domkraftpro.com\/index.php\/produkt\/duco-pojistny-ventil-1-2-quot-x-3-4-quot-5-bar-membra-autenticky-65783\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"cs\",\"@id\":\"https:\/\/www.domkraftpro.com\/index.php\/produkt\/duco-pojistny-ventil-1-2-quot-x-3-4-quot-5-bar-membra-autenticky-65783\/#primaryimage\",\"url\":\"https:\/\/www.domkraftpro.com\/wp-content\/uploads\/2026\/SK0007870-CZ20260425-093449-0-1777080895-duco-pojistny-ventil-1-2-x-3-4-5-bar-membra.webp\",\"contentUrl\":\"https:\/\/www.domkraftpro.com\/wp-content\/uploads\/2026\/SK0007870-CZ20260425-093449-0-1777080895-duco-pojistny-ventil-1-2-x-3-4-5-bar-membra.webp\",\"width\":1000,\"height\":525},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/www.domkraftpro.com\/index.php\/produkt\/duco-pojistny-ventil-1-2-quot-x-3-4-quot-5-bar-membra-autenticky-65783\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/www.domkraftpro.com\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Products\",\"item\":\"https:\/\/www.domkraftpro.com\/index.php\/products\/\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"DUCO pojistn\u00fd ventil 1\/2"x 3\/4" 5 bar – membr\u00e1 Autentick\u00fd\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/www.domkraftpro.com\/#website\",\"url\":\"https:\/\/www.domkraftpro.com\/\",\"name\":\"\",\"description\":\"\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/www.domkraftpro.com\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"cs\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"DUCO pojistn\u00fd ventil 1\/2"x 3\/4" 5 bar - membr\u00e1 Autentick\u00fd -","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.domkraftpro.com\/index.php\/produkt\/duco-pojistny-ventil-1-2-quot-x-3-4-quot-5-bar-membra-autenticky-65783\/","og_locale":"cs_CZ","og_type":"article","og_title":"DUCO pojistn\u00fd ventil 1\/2"x 3\/4" 5 bar - membr\u00e1 Autentick\u00fd -","og_description":"Pojistn\u00e9 ventily maj\u00ed p\u0159\u00eddavnou pojistnou krytku. Ta zamezuje manipulaci nepovolan\u00fdm osob\u00e1m a\u202fpo\u0161kozen\u00ed. Ve\u0161ker\u00e9 d\u00edly p\u0159ich\u00e1zej\u00edc\u00ed do styku s\u202fvodou a\u202fd\u00edly pod tlakem jsou z\u202fmosazi nebo \u0161ed\u00e9 litiny. T\u011bsn\u011bn\u00ed sedla ventilu je ze silikonov\u00e9 pry\u017ee, a\u202fproto nen\u00ed ani p\u0159i velmi vysok\u00fdch teplot\u00e1ch vystaveno riziku p\u0159ilepen\u00ed na sedlo. Odd\u011blovac\u00ed membr\u00e1na je vyrobena z\u202fEPDM. Pojistn\u00e9 ventily maj\u00ed deklarov\u00e1nu konformitu […]","og_url":"https:\/\/www.domkraftpro.com\/index.php\/produkt\/duco-pojistny-ventil-1-2-quot-x-3-4-quot-5-bar-membra-autenticky-65783\/","og_image":[{"width":1000,"height":525,"url":"https:\/\/www.domkraftpro.com\/wp-content\/uploads\/2026\/SK0007870-CZ20260425-093449-0-1777080895-duco-pojistny-ventil-1-2-x-3-4-5-bar-membra.webp","type":"image\/webp"}],"twitter_card":"summary_large_image","twitter_misc":{"Odhadovan\u00e1 doba \u010dten\u00ed":"1 minuta"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/www.domkraftpro.com\/index.php\/produkt\/duco-pojistny-ventil-1-2-quot-x-3-4-quot-5-bar-membra-autenticky-65783\/","url":"https:\/\/www.domkraftpro.com\/index.php\/produkt\/duco-pojistny-ventil-1-2-quot-x-3-4-quot-5-bar-membra-autenticky-65783\/","name":"DUCO pojistn\u00fd ventil 1\/2"x 3\/4" 5 bar - membr\u00e1 Autentick\u00fd -","isPartOf":{"@id":"https:\/\/www.domkraftpro.com\/#website"},"primaryImageOfPage":{"@id":"https:\/\/www.domkraftpro.com\/index.php\/produkt\/duco-pojistny-ventil-1-2-quot-x-3-4-quot-5-bar-membra-autenticky-65783\/#primaryimage"},"image":{"@id":"https:\/\/www.domkraftpro.com\/index.php\/produkt\/duco-pojistny-ventil-1-2-quot-x-3-4-quot-5-bar-membra-autenticky-65783\/#primaryimage"},"thumbnailUrl":"https:\/\/www.domkraftpro.com\/wp-content\/uploads\/2026\/SK0007870-CZ20260425-093449-0-1777080895-duco-pojistny-ventil-1-2-x-3-4-5-bar-membra.webp","datePublished":"2026-04-27T04:43:24+00:00","breadcrumb":{"@id":"https:\/\/www.domkraftpro.com\/index.php\/produkt\/duco-pojistny-ventil-1-2-quot-x-3-4-quot-5-bar-membra-autenticky-65783\/#breadcrumb"},"inLanguage":"cs","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.domkraftpro.com\/index.php\/produkt\/duco-pojistny-ventil-1-2-quot-x-3-4-quot-5-bar-membra-autenticky-65783\/"]}]},{"@type":"ImageObject","inLanguage":"cs","@id":"https:\/\/www.domkraftpro.com\/index.php\/produkt\/duco-pojistny-ventil-1-2-quot-x-3-4-quot-5-bar-membra-autenticky-65783\/#primaryimage","url":"https:\/\/www.domkraftpro.com\/wp-content\/uploads\/2026\/SK0007870-CZ20260425-093449-0-1777080895-duco-pojistny-ventil-1-2-x-3-4-5-bar-membra.webp","contentUrl":"https:\/\/www.domkraftpro.com\/wp-content\/uploads\/2026\/SK0007870-CZ20260425-093449-0-1777080895-duco-pojistny-ventil-1-2-x-3-4-5-bar-membra.webp","width":1000,"height":525},{"@type":"BreadcrumbList","@id":"https:\/\/www.domkraftpro.com\/index.php\/produkt\/duco-pojistny-ventil-1-2-quot-x-3-4-quot-5-bar-membra-autenticky-65783\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/www.domkraftpro.com\/"},{"@type":"ListItem","position":2,"name":"Products","item":"https:\/\/www.domkraftpro.com\/index.php\/products\/"},{"@type":"ListItem","position":3,"name":"DUCO pojistn\u00fd ventil 1\/2"x 3\/4" 5 bar – membr\u00e1 Autentick\u00fd"}]},{"@type":"WebSite","@id":"https:\/\/www.domkraftpro.com\/#website","url":"https:\/\/www.domkraftpro.com\/","name":"","description":"","potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/www.domkraftpro.com\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"cs"}]}},"_links":{"self":[{"href":"https:\/\/www.domkraftpro.com\/index.php\/wp-json\/wp\/v2\/product\/65783","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.domkraftpro.com\/index.php\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/www.domkraftpro.com\/index.php\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/www.domkraftpro.com\/index.php\/wp-json\/wp\/v2\/comments?post=65783"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.domkraftpro.com\/index.php\/wp-json\/wp\/v2\/media\/65883"}],"wp:attachment":[{"href":"https:\/\/www.domkraftpro.com\/index.php\/wp-json\/wp\/v2\/media?parent=65783"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/www.domkraftpro.com\/index.php\/wp-json\/wp\/v2\/product_brand?post=65783"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/www.domkraftpro.com\/index.php\/wp-json\/wp\/v2\/product_cat?post=65783"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/www.domkraftpro.com\/index.php\/wp-json\/wp\/v2\/product_tag?post=65783"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}