Febco - LF850U-QT 1 - Part of the LF850 Small Series Pipe Connection Fitting It features double union PEX

It features double union PEX end connections

and a molded diaphragm separating the air inlet from the potable water supply to prevent spillage

Specification Sheet - 611 MJ x MJ

The drain cover has an open surface area of 73

Febco - LF850U-QT 1 - Part of the LF850 Small Series Pipe Connection Fitting It features double union PEXThis 1 inch lead free double check valve backflow preventer assembly is designed to prevent the backflow of polluted water from entering into the potable water supply due to backsiphonage and or backpressure in accordance with national plumbing codes and water authority requirements. Its compact modular design facilitates easy maintenance with a single access cover for in line repairs. It is ideal for protection in continuous pressure piping