{"title":"Backflow Devices - Watts - PVB - Pressure Vacuum Breaker Assemblies - 1\" - 800 Series","description":null,"products":[{"product_id":"1in-u800m4fr","title":"1IN U800M4FR","description":"","brand":"Water Specialties Company","offers":[{"title":"Default Title","offer_id":49796725866773,"sku":"0388008","price":550.1,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0874\/6506\/6773\/files\/191588.jpg?v=1783695203"},{"product_id":"watts-1-lf800m4-qt","title":"Watts 1\" LF800M4-QT","description":"\u003cdiv\u003e1\" Watts 800M4 Anti-Siphon Pressure Vacuum Breakers prevent the reverse flow of polluted water from entering into the potable water supply due to backsiphonage. Most commonly found, but not limited to, lawn irrigation systems, the pressure vacuum breaker is usually located outdoors. Bottom inlet, side outlet. Fully testable. Full port, quarter turn ball valves on inlet and outlet. Constructed of high quality bronze.\u003c\/div\u003e\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cimg src=\"https:\/\/fireresq-documents.s3.amazonaws.com\/wsc\/lead-free-compliant.png\"\u003e\u003c\/div\u003e","brand":"Water Specialties Company","offers":[{"title":"Default Title","offer_id":49796730028309,"sku":"0792012","price":641.97,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0874\/6506\/6773\/files\/180492.jpg?v=1772727915"},{"product_id":"watts-1-800m4-qt","title":"Watts 1\" 800M4-QT","description":"\u003cp\u003eThe Watts 1\" 800M4-QT anti-siphon \u003cstrong\u003epressure vacuum breaker\u003c\/strong\u003e helps prevent the reverse flow of \u003cstrong\u003epolluted water\u003c\/strong\u003e from entering the potable water supply due to \u003cstrong\u003ebacksiphonage\u003c\/strong\u003e. This assembly is ideal for health hazard continuous pressure applications like \u003cstrong\u003eirrigation systems\u003c\/strong\u003e and industrial process water systems where water enters equipment at or below its flood rim.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBronze body construction\u003c\/strong\u003e ensures durability.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSilicone rubber sealing float O-ring\u003c\/strong\u003e and \u003cstrong\u003eseal check disc\u003c\/strong\u003e are resistant to \u003cstrong\u003eheat, shock, and chemical attack\u003c\/strong\u003e for reliable performance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAcetal bonnet\u003c\/strong\u003e acts as a \"freeze plug\" to prevent body damage.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTest cocks\u003c\/strong\u003e are positioned for easy testing and winterization draining.\u003c\/li\u003e\n\u003cli\u003eInternal parts are easily accessible and serviceable in-line from the top of the unit \u003cstrong\u003ewithout special tools\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003eIncludes \u003cstrong\u003etee handle shutoffs\u003c\/strong\u003e for quarter-turn operation.\u003c\/li\u003e\n\u003cli\u003eDesigned to operate with a \u003cstrong\u003eminimum pressure of 15 psi\u003c\/strong\u003e and a \u003cstrong\u003emaximum pressure of 150 psi\u003c\/strong\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cem\u003eThis valve is not designed, tested, or approved to protect against backpressure backflow or water hammer shock. For protection against backpressure backflow, install a Watts 909\/009 Reduced Pressure Zone backflow preventer.\u003c\/em\u003e\u003c\/p\u003e\u003cp\u003e\u003cem\u003eThis product is \u003cstrong\u003eNot Lead Free Compliant\u003c\/strong\u003e.\u003c\/em\u003e\u003c\/p\u003e","brand":"Water Specialties Company","offers":[{"title":"Default Title","offer_id":49796743758101,"sku":"0388002","price":409.72,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0874\/6506\/6773\/files\/180916.jpg?v=1772728262"},{"product_id":"watts-1-lf800m4fr","title":"Watts 1\" LF800M4FR","description":"1\" Watts 800M4FR Anti-Siphon Pressure Vacuum Breakers prevent the reverse flow of polluted water from entering into the potable water supply due to backsiphonage. Most commonly found, but not limited to, lawn irrigation systems, the pressure vacuum breaker is usually located outdoors. The 800M4FR offers a unique freeze resistant design. The device is Freeze Resistant, NOT Freeze Proof. Bottom inlet, side outlet. Full port, quarter turn ball valves on inlet and outlet. Fully testable. Constructed of high quality bronze.\u003cbr\u003e\u003cfont color=\"#D26E4B\"\u003eThis is a non-stock, special order item and could take up to 2 weeks or more to deliver. All non-stock items are non-refundable, Please be sure you order carefully. If you have ANY questions please contact us before ordering.\u003c\/font\u003e\u003cbr\u003e\u003cp\u003e\u003c\/p\u003e\u003cp\u003e\u003cimg src=\"https:\/\/fireresq-documents.s3.amazonaws.com\/wsc\/lead-free-compliant.png\"\u003e\u003c\/p\u003e\u003cb\u003e\u003c\/b\u003e","brand":"Water Specialties Company","offers":[{"title":"Default Title","offer_id":49796776689941,"sku":"0792018","price":689.58,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0874\/6506\/6773\/files\/182379.jpg?v=1772729469"},{"product_id":"1-800m4fr-fz","title":"1 800M4FR-FZ","description":"\u003cp\u003eThis \u003cstrong\u003e1 inch freeze resistant pressure vacuum breaker backflow preventer\u003c\/strong\u003e helps prevent the reverse flow of polluted water from entering into the potable water supply due to \u003cstrong\u003ebacksiphonage\u003c\/strong\u003e. Its superior design is ideal for continuous pressure health hazard applications, such as on \u003cstrong\u003eirrigation systems\u003c\/strong\u003e and \u003cstrong\u003eindustrial process water systems\u003c\/strong\u003e, especially where sudden freezing conditions may occur.\u003c\/p\u003e\u003cp\u003e\u003cem\u003e\u003cstrong\u003eA WARNING:\u003c\/strong\u003e It is illegal to use this product in any plumbing system providing water for human consumption, such as drinking or dishwashing, in the United States. Before installing, consult your local water authority, building, and plumbing codes.\u003c\/em\u003e\u003c\/p\u003e\u003cp\u003e\u003cem\u003e\u003cstrong\u003eA WARNING:\u003c\/strong\u003e The freeze sensor solely provides alerts about a possible freeze event and cannot prevent a freeze event from occurring. User action is required to prevent freeze conditions from causing product and\/or property damage.\u003c\/em\u003e\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eFreeze Protection \u0026amp; Alerts\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eFeatures a unique \u003cstrong\u003ebuilt-in relief valve\u003c\/strong\u003e that automatically relieves pressure caused by \u003cstrong\u003eice formation\u003c\/strong\u003e within the valve body and internal components, protecting against damage.\u003c\/li\u003e\n\u003cli\u003eIncludes an \u003cstrong\u003eintegrated freeze sensor\u003c\/strong\u003e for use with \u003cstrong\u003eSentryPlus Alert® technology\u003c\/strong\u003e to signal facility personnel when temperatures near and reach the freezing point.\u003c\/li\u003e\n\u003cli\u003eFreeze alerts are available with an \u003cstrong\u003eadd-on connection kit\u003c\/strong\u003e (sold separately) for Wi-Fi networks, building management systems (BMS), or irrigation management systems (IMS).\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eConstruction \u0026amp; Components\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eDurable \u003cstrong\u003ebronze body construction\u003c\/strong\u003e for long-lasting performance.\u003c\/li\u003e\n\u003cli\u003eUtilizes a \u003cstrong\u003esilicone rubber check valve disc\u003c\/strong\u003e, \u003cstrong\u003eNoryl® plastic check valve seat\u003c\/strong\u003e, and \u003cstrong\u003estainless steel springs\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003eFeatures an \u003cstrong\u003eacetal bonnet\u003c\/strong\u003e with a \u003cstrong\u003esilicone rubber O-ring seal\u003c\/strong\u003e and a lightweight \u003cstrong\u003epolypropylene disc float\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003eEquipped with \u003cstrong\u003etee handle quarter turn ball valve shutoffs\u003c\/strong\u003e for reliable control.\u003c\/li\u003e\n\u003cli\u003eConvenient \u003cstrong\u003etest cocks\u003c\/strong\u003e are positioned for easy testing and winterization draining.\u003c\/li\u003e\n\u003cli\u003eDesigned for \u003cstrong\u003eeasy maintenance\u003c\/strong\u003e with accessible internal parts.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Water Specialties Company","offers":[{"title":"Default Title","offer_id":49796816404757,"sku":"T388015","price":527.28,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0874\/6506\/6773\/files\/185249.jpg?v=1773078192"},{"product_id":"1-lf800m4-qt-fz","title":"1 LF800M4-QT-FZ","description":"\u003cp\u003eThis 1 inch Watts LF800M4QT-FZ lead free anti-siphon pressure vacuum breaker backflow preventer is designed to prevent backsiphonage of contaminated water into a potable water supply. 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User action is required to prevent freeze conditions from causing product and\/or property damage. An add-on connection kit is required (sold separately) to activate the freeze sensor; without it, the sensor is a passive component. Watts is not responsible for alert failures due to connectivity issues, power outages, or improper installation.\u003c\/em\u003e","brand":"Water Specialties Company","offers":[{"title":"Default Title","offer_id":49796836688149,"sku":"T792012","price":642.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0874\/6506\/6773\/files\/184250.jpg?v=1772731397"},{"product_id":"1-lf800m4-fr-fz","title":"1 LF800M4-FR-FZ","description":"\u003cp\u003eThis 1 inch \u003cstrong\u003eLead Free freeze-resistant pressure vacuum breaker backflow preventer\u003c\/strong\u003e (PVB) is designed to prevent the reverse flow of polluted water from entering into the potable water supply due to backsiphonage under continuous pressure. Its superior design protects the valve body and internal components during sudden freeze conditions by relieving pressure caused by ice formation.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eFeatures a unique built-in relief valve to relieve pressure from ice formation.\u003c\/li\u003e\n\u003cli\u003eIncludes a \u003cstrong\u003efreeze sensor\u003c\/strong\u003e for use with SentryPlus Alert® technology to monitor temperature and alert facility personnel when freeze conditions occur.\u003c\/li\u003e\n\u003cli\u003eEquipped with \u003cstrong\u003etee handle quarter turn ball valve shutoffs\u003c\/strong\u003e for easy operation.\u003c\/li\u003e\n\u003cli\u003eTest cocks are positioned for easy testing and winterization.\u003c\/li\u003e\n\u003cli\u003eFeatures a \u003cstrong\u003ecompact, space-saving design\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003eConstructed with a \u003cstrong\u003eLead Free cast copper silicon alloy body\u003c\/strong\u003e for durability.\u003c\/li\u003e\n\u003cli\u003eRequires no special tools for servicing.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eInternal Components\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eIncorporates a \u003cstrong\u003ereplaceable plastic seat\u003c\/strong\u003e and a durable \u003cstrong\u003esilicone seat disc\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003eDesigned for easy maintenance of internal parts.\u003c\/li\u003e\n\u003cli\u003eIncludes an \u003cstrong\u003eO-ring bonnet seal\u003c\/strong\u003e for less possibility of fouling.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cem\u003eA WARNING: The freeze sensor provides alerts about a possible freeze event but cannot prevent it. User action is required to prevent freeze conditions from causing product and\/or property damage. An add-on connection kit (sold separately) is required to activate the freeze sensor's communication functions.\u003c\/em\u003e\u003c\/p\u003e","brand":"Water Specialties Company","offers":[{"title":"Default Title","offer_id":49796838228245,"sku":"T792018","price":689.63,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0874\/6506\/6773\/files\/184286.jpg?v=1772731454"},{"product_id":"1-u800m4fr-fz","title":"1 U800M4FR-FZ","description":"\u003cp\u003eThis 1 inch freeze resistant pressure vacuum breaker backflow preventer helps prevent the reverse flow of polluted water from entering into the potable water supply due to \u003cstrong\u003ebacksiphonage\u003c\/strong\u003e. It is ideal for continuous pressure health hazard applications where exposure to sudden freezing conditions can occur, such as on \u003cstrong\u003eirrigation systems\u003c\/strong\u003e and industrial process water systems.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eEquipped with a \u003cstrong\u003efreeze sensor\u003c\/strong\u003e for use with SentryPlus Alert® technology to signal facility personnel when temperature nears and reaches the freezing point\u003c\/li\u003e\n\u003cli\u003eFeatures a unique \u003cstrong\u003ebuilt-in relief valve\u003c\/strong\u003e designed to protect internal components and the backflow body from freezing by relieving pressure caused by ice formation\u003c\/li\u003e\n\u003cli\u003eIncludes \u003cstrong\u003equarter turn shutoffs\u003c\/strong\u003e with tee handles and union connections for ease of installation and maintenance\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBronze body construction\u003c\/strong\u003e provides durability and a long service life\u003c\/li\u003e\n\u003cli\u003eDesigned with \u003cstrong\u003etest cocks\u003c\/strong\u003e positioned at the lowest point of the valve for proper winterization draining\u003c\/li\u003e\n\u003cli\u003eReusable device with an automatically reseating relief valve that does not discharge during normal operation\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cem\u003eThe freeze sensor solely provides alerts about a possible freeze event and cannot prevent a freeze event from occurring. User action is required to prevent freeze conditions from causing product and\/or property damage. An add-on connection kit (sold separately) is required to activate the freeze sensor; without this kit, the sensor is a passive component and has no communication with any other device.\u003c\/em\u003e\u003c\/p\u003e","brand":"Water Specialties Company","offers":[{"title":"Default Title","offer_id":49796838555925,"sku":"T388008","price":550.12,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0874\/6506\/6773\/files\/184294.jpg?v=1772731466"},{"product_id":"1-800m4-qt-fz","title":"1 800M4-QT-FZ","description":"\u003cp\u003eThe Watts 1 inch 800M4QT-FZ **Antisiphon Pressure Vacuum Breaker** with **freeze sensor** prevents backsiphonage of contaminated water into a potable water supply, making it ideal for irrigation and industrial process water systems.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e**Freeze Sensor**: Includes a freeze sensor for use with **SentryPlus Alert® technology** to signal facility personnel when temperatures approach freezing. An add-on connection kit (sold separately) is required to activate the sensor for Wi-Fi, BMS, or IMS integration.\u003c\/li\u003e\n\u003cli\u003e**Durable Construction**: Features a **bronze body** for longevity and an **acetal bonnet** that acts as a \"freeze plug\" to help prevent body damage.\u003c\/li\u003e\n\u003cli\u003e**Easy Maintenance**: Designed for easy maintenance of internal parts with a **replaceable plastic seat** and **silicone seat disc** for durability. Test cocks are positioned for simple testing and winterization.\u003c\/li\u003e\n\u003cli\u003e**Connections**: Equipped with **1 inch female NPT inlet and outlet** and **tee handle quarter turn ball valve shutoffs** for convenient operation.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cem\u003eWARNING: The freeze sensor provides alerts only and does not prevent freezing. User action is required to prevent freeze conditions from causing product and\/or property damage.\u003c\/em\u003e\u003c\/p\u003e","brand":"Water Specialties Company","offers":[{"title":"Default Title","offer_id":49796842881301,"sku":"T388002","price":489.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0874\/6506\/6773\/files\/184408.jpg?v=1772731623"}],"url":"https:\/\/www.backflowpreventer.com\/collections\/backflow-devices-watts-pvb-pressure-vacuum-breaker-assemblies-1-800-series.oembed","provider":"Water Specialties Company","version":"1.0","type":"link"}