{"id":991,"date":"2023-08-15T16:10:48","date_gmt":"2023-08-15T20:10:48","guid":{"rendered":"https:\/\/backfloshop.creatures.ca\/product\/casse-vide-a-pression-c-vp\/"},"modified":"2025-05-14T16:04:04","modified_gmt":"2025-05-14T20:04:04","slug":"pressure-vacuum-breaker-pvb","status":"publish","type":"product","link":"https:\/\/backflow-shop.com\/en\/product\/pressure-vacuum-breaker-pvb\/","title":{"rendered":"Pressure vacuum breaker (PVB)"},"content":{"rendered":"<div class=\"vc_row wpb_row vc_inner vc_row-fluid vc_custom_1461949945799\">\n<div class=\"wpb_column vc_column_container vc_col-sm-4\">\n<div class=\"vc_column-inner\">\n<div class=\"wpb_wrapper\">\n<div class=\"wpb_text_column wpb_content_element \">\n<div class=\"wpb_wrapper\">\n<ul>\n<li><strong>CSA:\u00a0<\/strong>B64.1.2<\/li>\n<li><strong>ASSE:<\/strong>\u00a01020<\/li>\n<li><strong>Highest hazard protection:\u00a0<\/strong>high or severe<\/li>\n<li><strong>Back pressure resistant:<\/strong>\u00a0no<\/li>\n<li><strong>Continuous pressure resistant:<\/strong>\u00a0yes<\/li>\n<li><strong>Field testing required<\/strong>: yes<\/li>\n<\/ul>\n<div class=\"wpb_text_column wpb_content_element \">\n<div class=\"wpb_wrapper\">\n<h2>Overview\/Benefits<\/h2>\n<ul>\n<li>Provide reliable protection from back siphonage only for low, moderate or high risk systems.<\/li>\n<li>Careful consideration shall be given to the possibility of improper use of PVB devices, e.g., when a downstream connection is made that would permit back pressure to occur.<\/li>\n<li>The critical level must be located at least 300 mm above the overflow level of the fixture, container or accessory.<\/li>\n<li>Requires no drain.<\/li>\n<li>Should not be installed below ground level, in a pit or a vault.<\/li>\n<\/ul>\n<h2>Application examples<\/h2>\n<ul>\n<li>Siphon initiator<\/li>\n<li>Spittoon<\/li>\n<li>Autopsy and mortuary equipment<\/li>\n<\/ul>\n<\/div>\n<\/div>\n<div class=\"vc_row wpb_row vc_inner vc_row-fluid\">\n<div class=\"wpb_column vc_column_container vc_col-sm-12\">\n<div class=\"vc_column-inner\">\n<div class=\"wpb_wrapper\">\n<div class=\"vc_separator wpb_content_element vc_separator_align_left vc_sep_width_100 vc_sep_pos_align_center vc_sep_color_grey vc_separator-has-text\">\n<h2>Models<\/h2>\n<h3>WILKINS<\/h3>\n<ul>\n<li>420XL &amp; 420<\/li>\n<li>720A<\/li>\n<\/ul>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"wpb_column vc_column_container vc_col-sm-4\">\n<div class=\"vc_column-inner\">\n<div class=\"wpb_wrapper\">\n<div class=\"wpb_text_column wpb_content_element \">\n<div class=\"wpb_wrapper\">\n<h3>CONBRACO<\/h3>\n<ul>\n<li>PVB4A &amp; PVBLF4A<\/li>\n<\/ul>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"wpb_column vc_column_container vc_col-sm-4\">\n<div class=\"vc_column-inner\">\n<div class=\"wpb_wrapper\">\n<div class=\"wpb_text_column wpb_content_element \">\n<div class=\"wpb_wrapper\">\n<h3>WATTS<\/h3>\n<ul>\n<li>800M4FR &amp; LF800M4FR<\/li>\n<li>800M4QT &amp; LF800M4QT<\/li>\n<\/ul>\n<p><a href=\"https:\/\/backflow-shop.com\/en\/product-category\/backflow-preventers-field-testing-required\/\">Take a look at the other Backflow Preventers: field testing required<\/a><\/p>\n<p><a href=\"https:\/\/backflow-shop.com\/en\/product-category\/backflow-preventers-no-field-testing-required\/\">Take a look at the other Backflow Preventers: NO field testing required<\/a><\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>CSA:\u00a0B64.1.2 ASSE:\u00a01020 Highest hazard protection:\u00a0high or severe Back pressure resistant:\u00a0no Continuous pressure resistant:\u00a0yes Field testing required: yes Overview\/Benefits Provide reliable protection from back siphonage only for low, moderate or high risk systems. Careful consideration shall be given to the possibility of improper use of PVB devices, e.g., when a downstream connection is made that would [&hellip;]<\/p>\n","protected":false},"featured_media":2524,"template":"","meta":[],"product_brand":[],"product_cat":[53],"product_tag":[],"class_list":{"0":"post-991","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-backflow-preventers-field-testing-required","8":"first","9":"instock","10":"shipping-taxable","11":"product-type-simple"},"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.2 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Pressure vacuum breaker (PVB) - Backflo Shop<\/title>\n<meta name=\"description\" content=\"CSA B64.1.2 and ASSE 1020 compliant, it tolerates continuous pressure without drain, ideal for detergent dispensers and medical applications.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/backflow-shop.com\/en\/product\/pressure-vacuum-breaker-pvb\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Pressure vacuum breaker (PVB) - Backflo Shop\" \/>\n<meta property=\"og:description\" content=\"CSA B64.1.2 and ASSE 1020 compliant, it tolerates continuous pressure without drain, ideal for detergent dispensers and medical applications.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/backflow-shop.com\/en\/product\/pressure-vacuum-breaker-pvb\/\" \/>\n<meta property=\"og:site_name\" content=\"Backflo Shop\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/atelierbackfloshop\/\" \/>\n<meta property=\"article:modified_time\" content=\"2025-05-14T20:04:04+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/backflow-shop.com\/wp-content\/uploads\/2023\/08\/CVP-1-Backflo-Shop.png\" \/>\n\t<meta property=\"og:image:width\" content=\"1280\" \/>\n\t<meta property=\"og:image:height\" content=\"905\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/png\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data1\" content=\"1 minute\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/backflow-shop.com\/en\/product\/pressure-vacuum-breaker-pvb\/\",\"url\":\"https:\/\/backflow-shop.com\/en\/product\/pressure-vacuum-breaker-pvb\/\",\"name\":\"Pressure vacuum breaker (PVB) - Backflo Shop\",\"isPartOf\":{\"@id\":\"https:\/\/backflow-shop.com\/en\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\/\/backflow-shop.com\/en\/product\/pressure-vacuum-breaker-pvb\/#primaryimage\"},\"image\":{\"@id\":\"https:\/\/backflow-shop.com\/en\/product\/pressure-vacuum-breaker-pvb\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/backflow-shop.com\/wp-content\/uploads\/2023\/08\/CVP-1-Backflo-Shop.png\",\"datePublished\":\"2023-08-15T20:10:48+00:00\",\"dateModified\":\"2025-05-14T20:04:04+00:00\",\"description\":\"CSA B64.1.2 and ASSE 1020 compliant, it tolerates continuous pressure without drain, ideal for detergent dispensers and medical applications.\",\"breadcrumb\":{\"@id\":\"https:\/\/backflow-shop.com\/en\/product\/pressure-vacuum-breaker-pvb\/#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/backflow-shop.com\/en\/product\/pressure-vacuum-breaker-pvb\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\/\/backflow-shop.com\/en\/product\/pressure-vacuum-breaker-pvb\/#primaryimage\",\"url\":\"https:\/\/backflow-shop.com\/wp-content\/uploads\/2023\/08\/CVP-1-Backflo-Shop.png\",\"contentUrl\":\"https:\/\/backflow-shop.com\/wp-content\/uploads\/2023\/08\/CVP-1-Backflo-Shop.png\",\"width\":1280,\"height\":905,\"caption\":\"Casse-vide \u00e0 pression\"},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/backflow-shop.com\/en\/product\/pressure-vacuum-breaker-pvb\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/backflow-shop.com\/en\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Shop\",\"item\":\"https:\/\/backflow-shop.com\/en\/shop-2\/\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"Pressure vacuum breaker (PVB)\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/backflow-shop.com\/en\/#website\",\"url\":\"https:\/\/backflow-shop.com\/en\/\",\"name\":\"Backflo Shop\",\"description\":\"\",\"publisher\":{\"@id\":\"https:\/\/backflow-shop.com\/en\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/backflow-shop.com\/en\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"en-US\"},{\"@type\":\"Organization\",\"@id\":\"https:\/\/backflow-shop.com\/en\/#organization\",\"name\":\"Backflo Shop\",\"url\":\"https:\/\/backflow-shop.com\/en\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\/\/backflow-shop.com\/en\/#\/schema\/logo\/image\/\",\"url\":\"https:\/\/backflow-shop.com\/wp-content\/uploads\/2023\/07\/logo.svg\",\"contentUrl\":\"https:\/\/backflow-shop.com\/wp-content\/uploads\/2023\/07\/logo.svg\",\"caption\":\"Backflo Shop\"},\"image\":{\"@id\":\"https:\/\/backflow-shop.com\/en\/#\/schema\/logo\/image\/\"},\"sameAs\":[\"https:\/\/www.facebook.com\/atelierbackfloshop\/\",\"https:\/\/www.youtube.com\/@backfloshop\"]}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Pressure vacuum breaker (PVB) - Backflo Shop","description":"CSA B64.1.2 and ASSE 1020 compliant, it tolerates continuous pressure without drain, ideal for detergent dispensers and medical applications.","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:\/\/backflow-shop.com\/en\/product\/pressure-vacuum-breaker-pvb\/","og_locale":"en_US","og_type":"article","og_title":"Pressure vacuum breaker (PVB) - Backflo Shop","og_description":"CSA B64.1.2 and ASSE 1020 compliant, it tolerates continuous pressure without drain, ideal for detergent dispensers and medical applications.","og_url":"https:\/\/backflow-shop.com\/en\/product\/pressure-vacuum-breaker-pvb\/","og_site_name":"Backflo Shop","article_publisher":"https:\/\/www.facebook.com\/atelierbackfloshop\/","article_modified_time":"2025-05-14T20:04:04+00:00","og_image":[{"width":1280,"height":905,"url":"https:\/\/backflow-shop.com\/wp-content\/uploads\/2023\/08\/CVP-1-Backflo-Shop.png","type":"image\/png"}],"twitter_card":"summary_large_image","twitter_misc":{"Est. reading time":"1 minute"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/backflow-shop.com\/en\/product\/pressure-vacuum-breaker-pvb\/","url":"https:\/\/backflow-shop.com\/en\/product\/pressure-vacuum-breaker-pvb\/","name":"Pressure vacuum breaker (PVB) - Backflo Shop","isPartOf":{"@id":"https:\/\/backflow-shop.com\/en\/#website"},"primaryImageOfPage":{"@id":"https:\/\/backflow-shop.com\/en\/product\/pressure-vacuum-breaker-pvb\/#primaryimage"},"image":{"@id":"https:\/\/backflow-shop.com\/en\/product\/pressure-vacuum-breaker-pvb\/#primaryimage"},"thumbnailUrl":"https:\/\/backflow-shop.com\/wp-content\/uploads\/2023\/08\/CVP-1-Backflo-Shop.png","datePublished":"2023-08-15T20:10:48+00:00","dateModified":"2025-05-14T20:04:04+00:00","description":"CSA B64.1.2 and ASSE 1020 compliant, it tolerates continuous pressure without drain, ideal for detergent dispensers and medical applications.","breadcrumb":{"@id":"https:\/\/backflow-shop.com\/en\/product\/pressure-vacuum-breaker-pvb\/#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/backflow-shop.com\/en\/product\/pressure-vacuum-breaker-pvb\/"]}]},{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/backflow-shop.com\/en\/product\/pressure-vacuum-breaker-pvb\/#primaryimage","url":"https:\/\/backflow-shop.com\/wp-content\/uploads\/2023\/08\/CVP-1-Backflo-Shop.png","contentUrl":"https:\/\/backflow-shop.com\/wp-content\/uploads\/2023\/08\/CVP-1-Backflo-Shop.png","width":1280,"height":905,"caption":"Casse-vide \u00e0 pression"},{"@type":"BreadcrumbList","@id":"https:\/\/backflow-shop.com\/en\/product\/pressure-vacuum-breaker-pvb\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/backflow-shop.com\/en\/"},{"@type":"ListItem","position":2,"name":"Shop","item":"https:\/\/backflow-shop.com\/en\/shop-2\/"},{"@type":"ListItem","position":3,"name":"Pressure vacuum breaker (PVB)"}]},{"@type":"WebSite","@id":"https:\/\/backflow-shop.com\/en\/#website","url":"https:\/\/backflow-shop.com\/en\/","name":"Backflo Shop","description":"","publisher":{"@id":"https:\/\/backflow-shop.com\/en\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/backflow-shop.com\/en\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"en-US"},{"@type":"Organization","@id":"https:\/\/backflow-shop.com\/en\/#organization","name":"Backflo Shop","url":"https:\/\/backflow-shop.com\/en\/","logo":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/backflow-shop.com\/en\/#\/schema\/logo\/image\/","url":"https:\/\/backflow-shop.com\/wp-content\/uploads\/2023\/07\/logo.svg","contentUrl":"https:\/\/backflow-shop.com\/wp-content\/uploads\/2023\/07\/logo.svg","caption":"Backflo Shop"},"image":{"@id":"https:\/\/backflow-shop.com\/en\/#\/schema\/logo\/image\/"},"sameAs":["https:\/\/www.facebook.com\/atelierbackfloshop\/","https:\/\/www.youtube.com\/@backfloshop"]}]}},"_links":{"self":[{"href":"https:\/\/backflow-shop.com\/en\/wp-json\/wp\/v2\/product\/991","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/backflow-shop.com\/en\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/backflow-shop.com\/en\/wp-json\/wp\/v2\/types\/product"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/backflow-shop.com\/en\/wp-json\/wp\/v2\/media\/2524"}],"wp:attachment":[{"href":"https:\/\/backflow-shop.com\/en\/wp-json\/wp\/v2\/media?parent=991"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/backflow-shop.com\/en\/wp-json\/wp\/v2\/product_brand?post=991"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/backflow-shop.com\/en\/wp-json\/wp\/v2\/product_cat?post=991"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/backflow-shop.com\/en\/wp-json\/wp\/v2\/product_tag?post=991"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}