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The Watts LF800M4-QT is a 3/4 inch lead free anti-siphon pressure vacuum breaker. It prevents polluted water from flowing back into the potable water supply due to back-siphonage. The unit has a bronze body, silicone rubber check valve disc, plastic check valve seat, stainless steel springs, a bonnet with silicone rubber O-ring seal, plastic disc float, tee handle shutoff, and test cocks for winterization.
Easy internal access
Female NPT inlet and outlet with 1/4 turn shutoffs
Lead free
Ideal for irrigation systems and industrial process water systems. Suitable for continuous pressure applications where the water enters the equipment at or below its flood rim. Maximum pressure: 150 PSI, Minimum pressure: 15 PSI.
Brand: Watts
MPN: LF800M4-QT
Model Number: LF800M4-QT
UPC: 098268433821
Height: 7.5 inches
Length: 7.5 inches
Weight: 6.08 lb
Inlet Type: FNPT
Application: Irrigation Systems, Industrial Process Water Systems, Other Continuous Pressure Piping System
Outlet Type: FPT
Selling Size: 3/4 inch
Catalog Number: LF800M4-QT
Special Features: Anti-Siphon, Lead-Free
Specifications Met: ANSI Specified, ASSE 1020, CSA Certified, UPC, USC Section 10
Maximum Pressure Rating: 150 PSI
Minimum Pressure Rating: 15 PSI
Maximum Temperature Rating: +140 deg F
Minimum Temperature Rating: +33 deg F
Resistance Properties/Features: Freeze-Resistant
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