WATTS® 0792012 LF800M4-QT Anti-Siphon Pressure Vacuum Breaker With Quarter Turn Ball Valve Shutoff, 1 in, Cast Copper Silicon Alloy Body, 7.5 fps
Backflow Preventers
MPN: 1156251 4076975 MFG #: 0792012
540.50000 / ea

WATTS® Lead Free Pressure Vacuum Breaker, Anti-Siphon, Series: LF800M4-QT, 1 in Nominal, 150 psi, 33 to 140 deg F, 7.5 fps, Drain/Blow Down Port, Cast Copper Silicon Alloy Body, 7-1/2 in L x 7-1/2 in H

Series LF800M4QT Lead Free Anti-Siphon Pressure Vacuum Breakers prevent the reverse flow of polluted water from entering into the potable water supply due to backsiphonage. It consists of Lead Free cast copper silicon alloy construction, silicone rubber check valve disc, plastic check valve seat, stainless steel springs, a bonnet with silicone rubber O-ring seal, a lightweight plastic disc float, tee handle or lever handle shutoffs, and test cocks for winterization draining. Series LF800M4QT is ideal in health hazard continuous pressure applications such as irrigation systems and industrial process water systems where the water enters the equipment at or below its flood rim. Maximum Pressure:150 psi (10.3 bar), Minimum Pressure: 15 psi (55 kPa).

  • Features
  • Replaceable plastic seat
  • Easy maintenance of internal parts
  • Acetal bonnet acts as freeze plug to prevent body damage
  • O-ring bonnet seal for less possibility of fouling
  • Silicone seat disc for durability
  • Test cocks positioned for easy testing and winterization
  • Compact space saving design
  • No special tools required for servicing
  • The wetted surface of this product contacted by consumable water contains less than 0.25% of lead by weight
  • Standard/Approvals: ANSI/ASSE 1020, Approved by the foundation for Cross-Connection Control and Hydraulic Research at the University of Southern California, CSA Certified, cCSAus Certified, ISO 9001-2008, USC Manual Section 10, UPC Listed