{"id":1954,"date":"2026-06-15T14:39:16","date_gmt":"2026-06-15T14:39:16","guid":{"rendered":"https:\/\/www.fhysilicone.com\/?post_type=product&#038;p=1954"},"modified":"2026-06-15T14:39:17","modified_gmt":"2026-06-15T14:39:17","slug":"one-way-silicone-valve-drinking-spout-silicone-check-valve-food-grade-anti-leak-water-flow-control-valve","status":"publish","type":"product","link":"https:\/\/www.fhysilicone.com\/cs\/product\/one-way-silicone-valve-drinking-spout-silicone-check-valve-food-grade-anti-leak-water-flow-control-valve\/","title":{"rendered":"Jednosm\u011brn\u00fd silikonov\u00fd ventil, p\u00edtko, silikonov\u00fd zp\u011btn\u00fd ventil, potravin\u00e1\u0159sk\u00fd, protiprote\u010dkov\u00fd, ventil pro regulaci pr\u016ftoku vody"},"content":{"rendered":"<p data-start=\"227\" data-end=\"430\">The one-way silicone valve is a precision molded elastic component designed for controlled liquid flow in drinking systems. It allows fluid to pass in one direction while preventing backflow and leakage.<\/p>\n<p data-start=\"432\" data-end=\"606\">Made from <strong data-start=\"442\" data-end=\"504\">food-grade liquid silicone rubber or solid silicone rubber<\/strong>, this valve is widely used in water bottles, thermos cups, baby bottles, and sports drinking systems.<\/p>\n<p data-start=\"608\" data-end=\"772\">The soft and elastic structure ensures smooth opening under pressure and automatic sealing when flow stops, providing a hygienic and leak-proof drinking experience.<\/p>\n<hr data-start=\"774\" data-end=\"777\" \/>\n<h1 data-section-id=\"h37hl1\" data-start=\"779\" data-end=\"808\">Hlavn\u00ed vlastnosti a v\u00fdhody<\/h1>\n<h2 data-section-id=\"3vtuxw\" data-start=\"810\" data-end=\"840\">One-way Flow Control Design<\/h2>\n<p data-start=\"841\" data-end=\"974\">The silicone valve opens under internal pressure and closes automatically when pressure stops, ensuring reliable one-way liquid flow.<\/p>\n<ul data-start=\"976\" data-end=\"1078\">\n<li data-section-id=\"1vefyww\" data-start=\"976\" data-end=\"1004\">Prevents liquid backflow<\/li>\n<li data-section-id=\"2gyk3b\" data-start=\"1005\" data-end=\"1038\">Anti-leak sealing performance<\/li>\n<li data-section-id=\"liodoq\" data-start=\"1039\" data-end=\"1078\">Stable opening and closing response<\/li>\n<\/ul>\n<hr data-start=\"1080\" data-end=\"1083\" \/>\n<h2 data-section-id=\"2js20\" data-start=\"1085\" data-end=\"1112\">Food Grade Safe Material<\/h2>\n<p data-start=\"1113\" data-end=\"1230\">Made from high-quality silicone rubber suitable for direct contact with drinking water and food-related applications.<\/p>\n<ul data-start=\"1232\" data-end=\"1329\">\n<li data-section-id=\"5n4uqe\" data-start=\"1232\" data-end=\"1275\">FDA \/ LFGB compliant material available<\/li>\n<li data-section-id=\"17rwygn\" data-start=\"1276\" data-end=\"1302\">Netoxick\u00fd a bez z\u00e1pachu<\/li>\n<li data-section-id=\"1wvb1k8\" data-start=\"1303\" data-end=\"1329\">Safe for long-term use<\/li>\n<\/ul>\n<hr data-start=\"1331\" data-end=\"1334\" \/>\n<h2 data-section-id=\"1xm5ns8\" data-start=\"1336\" data-end=\"1383\">Excellent Elasticity and Sealing Performance<\/h2>\n<p data-start=\"1384\" data-end=\"1453\">Silicone material provides strong flexibility and sealing capability.<\/p>\n<ul data-start=\"1455\" data-end=\"1551\">\n<li data-section-id=\"1elhb8h\" data-start=\"1455\" data-end=\"1490\">Soft deformation under pressure<\/li>\n<li data-section-id=\"1ito7gp\" data-start=\"1491\" data-end=\"1519\">Quick recovery after use<\/li>\n<li data-section-id=\"1yderq7\" data-start=\"1520\" data-end=\"1551\">Dlouhodob\u00e1 stabilita t\u011bsn\u011bn\u00ed<\/li>\n<\/ul>\n<hr data-start=\"1553\" data-end=\"1556\" \/>\n<h2 data-section-id=\"sqzbda\" data-start=\"1558\" data-end=\"1603\">High Temperature and Durability Resistance<\/h2>\n<p data-start=\"1604\" data-end=\"1666\">Designed for repeated use in various environmental conditions.<\/p>\n<ul data-start=\"1668\" data-end=\"1796\">\n<li data-section-id=\"ghx9j5\" data-start=\"1668\" data-end=\"1705\">Temperature range: -40\u00b0C to 200\u00b0C<\/li>\n<li data-section-id=\"igsyk1\" data-start=\"1706\" data-end=\"1754\">Resistant to boiling water and hot beverages<\/li>\n<li data-section-id=\"1w6w3hb\" data-start=\"1755\" data-end=\"1796\">Long service life without deformation<\/li>\n<\/ul>\n<hr data-start=\"1798\" data-end=\"1801\" \/>\n<h2 data-section-id=\"z9o8zk\" data-start=\"1803\" data-end=\"1832\">Hygienic and Easy to Clean<\/h2>\n<p data-start=\"1833\" data-end=\"1917\">The integrated structure reduces dirt accumulation and improves hygiene performance.<\/p>\n<ul data-start=\"1919\" data-end=\"2013\">\n<li data-section-id=\"rsibdv\" data-start=\"1919\" data-end=\"1956\">No metal springs or complex parts<\/li>\n<li data-section-id=\"21mx9\" data-start=\"1957\" data-end=\"1982\">Smooth surface design<\/li>\n<li data-section-id=\"1081q0a\" data-start=\"1983\" data-end=\"2013\">Easy to clean and maintain<\/li>\n<\/ul>\n<hr data-start=\"2015\" data-end=\"2018\" \/>\n<h1 data-section-id=\"mkkw31\" data-start=\"2020\" data-end=\"2043\">V\u00fdrobn\u00ed proces<\/h1>\n<p data-start=\"2045\" data-end=\"2123\">The one-way silicone valve is manufactured using precision molding technology:<\/p>\n<ol data-start=\"2125\" data-end=\"2614\">\n<li data-section-id=\"19dork2\" data-start=\"2125\" data-end=\"2240\"><strong data-start=\"2128\" data-end=\"2152\">Material Preparation<\/strong><br \/>\nFood-grade silicone compound is selected based on required hardness and performance.<\/li>\n<li data-section-id=\"iv96z5\" data-start=\"2242\" data-end=\"2323\"><strong data-start=\"2245\" data-end=\"2270\">Precision Mold Design<\/strong><br \/>\nHigh-accuracy molds ensure stable valve geometry.<\/li>\n<li data-section-id=\"x79oxu\" data-start=\"2325\" data-end=\"2432\"><strong data-start=\"2328\" data-end=\"2364\">Injection or Compression Molding<\/strong><br \/>\nSilicone is molded into valve shape under controlled conditions.<\/li>\n<li data-section-id=\"7pm9r2\" data-start=\"2434\" data-end=\"2520\"><strong data-start=\"2437\" data-end=\"2471\">High-Temperature Vulcanization<\/strong><br \/>\nEnsures elasticity, strength, and durability.<\/li>\n<li data-section-id=\"1hpo0oq\" data-start=\"2522\" data-end=\"2614\"><strong data-start=\"2525\" data-end=\"2544\">Quality Testing<\/strong><br \/>\nFlow performance, sealing, and dimensional accuracy are inspected.<\/li>\n<\/ol>\n<hr data-start=\"2616\" data-end=\"2619\" \/>\n<h1 data-section-id=\"zjxypn\" data-start=\"2621\" data-end=\"2647\">Technick\u00e9 specifikace<\/h1>\n<div class=\"TyagGW_tableContainer\">\n<div class=\"group TyagGW_tableWrapper flex flex-col-reverse w-fit\" tabindex=\"-1\">\n<table class=\"w-fit min-w-(--thread-content-width)\" data-start=\"2649\" data-end=\"3093\">\n<thead data-start=\"2649\" data-end=\"2671\">\n<tr data-start=\"2649\" data-end=\"2671\">\n<th class=\"last:pe-10\" data-start=\"2649\" data-end=\"2656\" data-col-size=\"sm\">Polo\u017eka<\/th>\n<th class=\"last:pe-10\" data-start=\"2656\" data-end=\"2671\" data-col-size=\"md\">Popis<\/th>\n<\/tr>\n<\/thead>\n<tbody data-start=\"2695\" data-end=\"3093\">\n<tr data-start=\"2695\" data-end=\"2736\">\n<td data-start=\"2695\" data-end=\"2710\" data-col-size=\"sm\">N\u00e1zev produktu<\/td>\n<td data-start=\"2710\" data-end=\"2736\" data-col-size=\"md\">One-way Silicone Valve<\/td>\n<\/tr>\n<tr data-start=\"2737\" data-end=\"2778\">\n<td data-start=\"2737\" data-end=\"2748\" data-col-size=\"sm\">Materi\u00e1l<\/td>\n<td data-col-size=\"md\" data-start=\"2748\" data-end=\"2778\">Food Grade Silicone Rubber<\/td>\n<\/tr>\n<tr data-start=\"2779\" data-end=\"2821\">\n<td data-start=\"2779\" data-end=\"2790\" data-col-size=\"sm\">Funkce<\/td>\n<td data-start=\"2790\" data-end=\"2821\" data-col-size=\"md\">One-way liquid flow control<\/td>\n<\/tr>\n<tr data-start=\"2822\" data-end=\"2867\">\n<td data-start=\"2822\" data-end=\"2839\" data-col-size=\"sm\">Hardness Range<\/td>\n<td data-start=\"2839\" data-end=\"2867\" data-col-size=\"md\">20A \u2013 60A (customizable)<\/td>\n<\/tr>\n<tr data-start=\"2868\" data-end=\"2906\">\n<td data-start=\"2868\" data-end=\"2888\" data-col-size=\"sm\">Teplotn\u00ed rozsah<\/td>\n<td data-start=\"2888\" data-end=\"2906\" data-col-size=\"md\">-40 \u00b0C a\u017e 200 \u00b0C<\/td>\n<\/tr>\n<tr data-start=\"2907\" data-end=\"2947\">\n<td data-start=\"2907\" data-end=\"2915\" data-col-size=\"sm\">Barva<\/td>\n<td data-start=\"2915\" data-end=\"2947\" data-col-size=\"md\">Transparent \/ White \/ Custom<\/td>\n<\/tr>\n<tr data-start=\"2948\" data-end=\"3005\">\n<td data-start=\"2948\" data-end=\"2960\" data-col-size=\"sm\">Struktura<\/td>\n<td data-col-size=\"md\" data-start=\"2960\" data-end=\"3005\">Slit valve \/ cross valve \/ duckbill valve<\/td>\n<\/tr>\n<tr data-start=\"3006\" data-end=\"3047\">\n<td data-start=\"3006\" data-end=\"3022\" data-col-size=\"sm\">Certifikace<\/td>\n<td data-start=\"3022\" data-end=\"3047\" data-col-size=\"md\">FDA \/ LFGB (voliteln\u00e9)<\/td>\n<\/tr>\n<tr data-start=\"3048\" data-end=\"3093\">\n<td data-start=\"3048\" data-end=\"3058\" data-col-size=\"sm\">Proces<\/td>\n<td data-col-size=\"md\" data-start=\"3058\" data-end=\"3093\">Injection \/ Compression Molding<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<hr data-start=\"3095\" data-end=\"3098\" \/>\n<h1 data-section-id=\"c3mln3\" data-start=\"3100\" data-end=\"3114\">Aplikace<\/h1>\n<ul data-start=\"3116\" data-end=\"3334\">\n<li data-section-id=\"7766pa\" data-start=\"3116\" data-end=\"3150\">Water bottles and thermos cups<\/li>\n<li data-section-id=\"1i3p751\" data-start=\"3151\" data-end=\"3175\">Baby feeding bottles<\/li>\n<li data-section-id=\"1p46del\" data-start=\"3176\" data-end=\"3203\">Sports drinking systems<\/li>\n<li data-section-id=\"f32y5a\" data-start=\"3204\" data-end=\"3238\">N\u00e1doby na k\u00e1vu a n\u00e1poje<\/li>\n<li data-section-id=\"10q4d9\" data-start=\"3239\" data-end=\"3272\">Medical fluid control devices<\/li>\n<li data-section-id=\"1a2c1dj\" data-start=\"3273\" data-end=\"3303\">Portable hydration systems<\/li>\n<li data-section-id=\"umxyhs\" data-start=\"3304\" data-end=\"3334\">Outdoor drinking equipment<\/li>\n<\/ul>\n<hr data-start=\"3336\" data-end=\"3339\" \/>\n<h1 data-section-id=\"1pspex7\" data-start=\"3341\" data-end=\"3364\">Mo\u017enosti p\u0159izp\u016fsoben\u00ed<\/h1>\n<p data-start=\"3366\" data-end=\"3427\">We provide full customization based on customer requirements:<\/p>\n<ul data-start=\"3429\" data-end=\"3630\">\n<li data-section-id=\"4j1s2y\" data-start=\"3429\" data-end=\"3484\">Valve structure design (slit, duckbill, cross slit)<\/li>\n<li data-section-id=\"ns6daj\" data-start=\"3485\" data-end=\"3517\">Silicone hardness adjustment<\/li>\n<li data-section-id=\"1h4kkxq\" data-start=\"3518\" data-end=\"3552\">Flow rate control optimization<\/li>\n<li data-section-id=\"16vyhrq\" data-start=\"3553\" data-end=\"3579\">Color and transparency<\/li>\n<li data-section-id=\"11u1yev\" data-start=\"3580\" data-end=\"3630\">Food grade or medical grade material selection<\/li>\n<\/ul>\n<hr data-start=\"3632\" data-end=\"3635\" \/>\n<h1 data-section-id=\"hkd5a4\" data-start=\"3637\" data-end=\"3665\">\u010casto kladen\u00e9 ot\u00e1zky<\/h1>\n<h3 data-section-id=\"1hsrevg\" data-start=\"3667\" data-end=\"3720\">What is the function of a one-way silicone valve?<\/h3>\n<p data-start=\"3721\" data-end=\"3801\">It allows liquid to flow in one direction while preventing backflow and leakage.<\/p>\n<h3 data-section-id=\"1md6uz\" data-start=\"3803\" data-end=\"3837\">Is it safe for drinking water?<\/h3>\n<p data-start=\"3838\" data-end=\"3931\">Yes, food-grade silicone is safe for drinking water and complies with FDA and LFGB standards.<\/p>\n<h3 data-section-id=\"1bp3p61\" data-start=\"3933\" data-end=\"3965\">Can it be used in hot water?<\/h3>\n<p data-start=\"3966\" data-end=\"4038\">Yes, it can withstand temperatures up to 200\u00b0C depending on formulation.<\/p>\n<h3 data-section-id=\"26m69k\" data-start=\"4040\" data-end=\"4073\">Lze design p\u0159izp\u016fsobit?<\/h3>\n<p data-start=\"4074\" data-end=\"4150\">Yes, we support full customization including shape, flow rate, and hardness.<\/p>","protected":false},"excerpt":{"rendered":"<p data-start=\"227\" data-end=\"430\">The one-way silicone valve is a precision molded elastic component designed for controlled liquid flow in drinking systems. It allows fluid to pass in one direction while preventing backflow and leakage.<\/p>\n<p data-start=\"432\" data-end=\"606\">Made from <strong data-start=\"442\" data-end=\"504\">food-grade liquid silicone rubber or solid silicone rubber<\/strong>, this valve is widely used in water bottles, thermos cups, baby bottles, and sports drinking systems.<\/p>\n<p data-start=\"608\" data-end=\"772\">The soft and elastic structure ensures smooth opening under pressure and automatic sealing when flow stops, providing a hygienic and leak-proof drinking experience.<\/p>","protected":false},"featured_media":1956,"comment_status":"open","ping_status":"closed","template":"","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"default","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}}},"product_brand":[],"product_cat":[27],"product_tag":[277,263,269,276,270,266,260,275,264,271,274,280,261,279,278,273,262,272,258,259,267,265,268],"class_list":["post-1954","product","type-product","status-publish","has-post-thumbnail","product_cat-drinkware-thermal-products","product_tag-anti-backflow-valve","product_tag-anti-leak-silicone-valve","product_tag-baby-bottle-silicone-valve","product_tag-beverage-container-valve","product_tag-beverage-flow-valve","product_tag-cross-slit-valve","product_tag-drinking-spout-valve","product_tag-drinking-system-components","product_tag-duckbill-valve-silicone","product_tag-elastic-silicone-valve","product_tag-fda-silicone-components","product_tag-flexible-sealing-valve","product_tag-food-grade-silicone-valve","product_tag-high-temperature-silicone-valve","product_tag-hygienic-silicone-valve","product_tag-lfgb-silicone-parts","product_tag-liquid-flow-control-valve","product_tag-liquid-silicone-rubber-valve","product_tag-one-way-silicone-valve","product_tag-silicone-check-valve","product_tag-silicone-water-bottle-valve","product_tag-slit-silicone-valve","product_tag-thermos-cup-silicone-valve","desktop-align-left","tablet-align-left","mobile-align-left","ast-product-gallery-layout-horizontal-slider","ast-product-tabs-layout-horizontal","first","instock","shipping-taxable","product-type-simple"],"_links":{"self":[{"href":"https:\/\/www.fhysilicone.com\/cs\/wp-json\/wp\/v2\/product\/1954","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.fhysilicone.com\/cs\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/www.fhysilicone.com\/cs\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/www.fhysilicone.com\/cs\/wp-json\/wp\/v2\/comments?post=1954"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.fhysilicone.com\/cs\/wp-json\/wp\/v2\/media\/1956"}],"wp:attachment":[{"href":"https:\/\/www.fhysilicone.com\/cs\/wp-json\/wp\/v2\/media?parent=1954"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/www.fhysilicone.com\/cs\/wp-json\/wp\/v2\/product_brand?post=1954"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/www.fhysilicone.com\/cs\/wp-json\/wp\/v2\/product_cat?post=1954"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/www.fhysilicone.com\/cs\/wp-json\/wp\/v2\/product_tag?post=1954"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}