WATTS® 0792017 800M4FR Freeze Resistant Pressure Vacuum Breaker, 3/4 in Nominal, FNPT End Style, Cast Copper Silicon Alloy Body, 7.5 fps Flow Rate
WATTS® 0792017 800M4FR Freeze Resistant Pressure Vacuum Breaker, 3/4 in Nominal, FNPT End Style, Cast Copper Silicon Alloy Body, 7.5 fps Flow Rate
792017
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COMPLEMENTARY PRODUCTS
MORE PRODUCT INFORMATION
FEATURES
FEATURES
• Female NPT inlet and outlet with quarter turn shut-offs
• Unique built-in relief valve relieves pressure caused by ice formation
• Replaceable plastic seat
• Easy maintenance of internal parts
• 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
• Standardly equipped with tee handle quarter turn ball valve shutoffs 1/2 to 1 in, the 1-1/4 to 2 in feature lever handles
• No special tools required for servicing
WARRANTY
WARRANTY
1 year Limited
DOCUMENTS & RESOURCES
PRODUCT OVERVIEW
Series LF800M4FR Lead Free Freeze Resistant 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 body 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, a built-in relief valve to protect the internal components and the body from freezing, tee handle or lever handle shutoffs, and test cocks for winterization draining. Series LF800M4FR is ideal in continuous pressure health hazard applications where exposure to sudden freezing conditions such as on irrigation systems and industrial process water systems can occur. Maximum Pressure: 150 psi (10.3 bar), Minimum Pressure: 15 psi (55 kPa).
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