Specification AgeRangeDescription : adult Brand : Watts BulletPoint1 : BACKFLOW PREVENTION: The Watts Lead-Free Copper Silicon Alloy Anti-Siphon Pressure Vacuum Breaker Backflow Preventer Assembly with Freeze Sensor provides the ultimate mechanical protection against cross-connection hazards. It is specifically designed to prevent the reverse flow of polluted water from entering into the potable water supply due to back-siphonage and/or backpressure. BulletPoint2 : COMPREHENSIVE FEATURES: This assembly is constructed with a highly durable lead-free copper silicon body, ensuring long-lasting performance and compliance with industry standards. It is equipped with a silicone rubber check valve disc, plastic check valve seat, female NPT inlet and outlet with quarter turn shutoffs, stainless steel springs, a bonnet with silicone rubber O-ring seal, a lightweight plastic disc float, tee handle shutoff, and test cocks for winterization draining. BulletPoint3 : VERSATILE APPLICATIONS: With internal parts that are serviceable in-line from the top of the unit for easy maintenance, this assembly is ideal in continuous pressure applications such as irrigation systems and industrial process water systems where water enters the equipment at or below its flood rim, as well as in hospitals, morgues, mortuaries, chemical plants, boiler feeds, water lines, and other key systems. BulletPoint4 : FREEZE SENSOR: Includes a freeze sensor compatible with SentryPlus Alert technology, signaling facility personnel when temperatures near and reach freezing point. An optional freeze sensor connection kit is available to activate a monitoring system for low and freezing temperatures. BulletPoint5 : EVERY DROP COUNTS: Water. It's in our name and close to our hearts. Since 1874, Watts Water Technologies has been delivering innovative technologies that make the world's most precious resource safe and accessible. Everything we design is made to keep the Earth's most precious resource safer, cleaner, and more useful for our customers. Our family of brands offers one of the most varied product lines in the world, with world-class, water-related solutions. BulletPoint6 : Service: If you encounter any problems during installation and use, please contact us through Amazon and we will do our best to solve the problem for you. Color : 1 Inch ConnectorType : Threaded ExteriorFinish : Stainless Steel ExternallyAssignedProductIdentifier : 7338636505693 ExternallyAssignedProductIdentifier1 : 098268546255 ExternallyAssignedProductIdentifier2 : 0098268546255 ExternallyAssignedProductIdentifier3 : 00039923309990 FitType : Universal IncludedComponents : Valve ItemDisplayWeight : 2.37 pounds ItemName : Watts LF800M4QT Series 1" Lead-Free Copper Silicon Alloy Anti-Siphon Pressure Backflow Preventer Assembly, Quarter Turn Shutoff, Tee Handles, Freeze Sensor with SentryPlus Alert Technology ItemPackageDimensions_Height : 24.5 centimeters ItemPackageDimensions_Length : 13.1 centimeters ItemPackageDimensions_Width : 22.6 centimeters ItemPackageQuantity : 1 ItemShape : Horizontal Swing ItemTypeKeyword : industrial-check-valves Manufacturer : Watts Material : Bronze,Material Material1 : Plastic Material2 : Stainless Steel Material3 : Silicone Material4 : Bronze ModelName : Anti-Siphon Backflow Preventer ModelNumber : T792012 NationalStockNumber : 4820-01-340-6093 NumberOfBoxes : 1 NumberOfItems : 1 NumberOfPieces : 2 PackageLevel : unit PartNumber : T792012 ProductDescription : 'Swing Check Valve, Material of Construction Bronze, Size 1-1/2 In., Connection Type NPT, Length 3-13/16 In., Cap to Inlet Center 2-1/4 In., Max. Steam Pressure 150 psi, Max. Water Pressure 300 psi, Cracking Pressure 0.75 to 1 psi, Max. Temp. 406 Degrees F, Mounting Position Vertical or Horizontal, Seat Material Bronze, Hex Size 2-5/16 In., Standards MSS-SP-80, ASTM B62' ProductSiteLaunchDate : 2023-12-21T08:00:01.000Z Size : 4 SkipOffer : 1 SpecificationMet : ASTM SpecificationMet1 : Mss Sp-110 SpecificationMet2 : Nsf-61 Annex G StreetDate : 2017-03-02T00:00:01Z Style : Threaded SupplierDeclaredDgHzRegulation : not_applicable UnitCount : 1 UnspscCode : 40141600 ValveType : check valve,swing check valve