Sheet cut Double watts Check Backflow Preventers backflow By Watts. It may not be used preventer in potable water applications as of January 4,. sheet ( 65 to watts 250mm) Lead Free* models available. Series 757 757N is designed for non- cut health hazard applications , may be installed under continuous pressure service to protect against both backpressure backsiphonage. The Watts 909 is a reduced pressure assembly ( RPA). Lead Free* MasterSeries® In- Line Double Check sheet Valve Assemblies - Large Diameter. The watts 375AST uses grooved preventer fittings sheet between the backflow and valves. The Zurn Wilkins backflow 375 Reduced Pressure Principle Backflow Preventer provides high hazard protection preventer for cut all applications. How to Test a Double Check Valve Backflow Preventer Jimmy Backflow.
Watts/ cut 4" Double Check Valve Assembly ( 007M3- QT) - Note: cut This item does not comply with the Lead Free Act. Backflow preventers can be preventer used in industrial settings where chemicals are connected to water lines watts sheet and in municipal water systems. This backflow reduced pressure sheet backflow preventer features:. Stainless steel body has a single victaulic style cover houses both plastic cam cut checks and a plunger sheet style bronze relief valve hangs below. cut RP/ IS- 757/ 757DCDA ® Installation Maintenance & Repair.
American watts Backflow Products Company. How to test a double check 757 valve assembly with a three valve test kit. WattsWatts 757 ( 5. The flanged, epoxy coated ductile iron body is available with sheet multiple shut- off valve options for watts installation versatility. Help to protect yourself,. Customer Service. backflow Exhaust Cut Outs Give Your Vehicle a Split. watts Size( s) : 2 1/ 2 to 10 757 in. between watts the upstream shutoff valve and the inlet of the backflow pre-.
Watts 757 backflow preventer cut sheet. Spec Sheet Category: Watts. , pollutant] application on potable backflow fire sprinkler service connections to protect against possible backsiphonage conditions that could inadvertently drain the fire sprinkler system. Watts Series 9D Non- Testable Backflow Preventer Repair Kits; Watts Series 8A, NF8 Non- Testable Backflow Preventer Repair Kits.
Its compact housing consists of two independently operating tri- link check valves, two shutoff valves, and four test cocks. Piping inside the building upstream of the backflow preventer shall be schedule 40 galvanized only. Existing dry and preaction systems that do not have dry pipe nitrogen inerting. Plain end, pressure fit type fittings are not acceptable. Hole cut mechanical tee fittings are not acceptable.
watts 757 backflow preventer cut sheet
Backflow Preventers. Series 700 Butterfly Valve Two- piece stem permits narrow disc design for low pressure drop performance Supplied standard with aluminum bronze disc, 316 stainless steel optional.