Watts 1 Vent Float Repair Kit - Freeze Resistant

The Series 800M4FR Freeze Resistant Pressure Vacuum Breakers are designed to prevent polluted water from contaminating the potable water supply through backsiphonage. Featuring a durable bronze body construction, a silicone rubber check valve disc, a plastic check valve seat, stainless steel springs, and a bonnet with a silicone rubber O-ring seal, these vacuum breakers also include a lightweight plastic disc float, built-in relief valve for freeze protection, tee handle or lever handle shutoffs, and test cocks for winterization draining.

Specifically engineered for continuous pressure health hazard applications where sudden freezing conditions may occur, such as on irrigation systems and industrial process water systems, the Series 800M4FR provides reliable protection. It has a maximum pressure rating of 150psi (10.3 bar) and a minimum pressure rating of 15psi (55kPa), ensuring performance in a variety of settings.

Overall, the Series 800M4FR Freeze Resistant Pressure Vacuum Breakers offer a robust solution for safeguarding against the reverse flow of contaminated water into the potable water supply. With features designed to withstand freezing temperatures and maintain performance under pressure, these vacuum breakers provide peace of mind in critical water supply applications.

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