Watts LFM115 GRV B 10-75 LS 8 - Part of the LFM115 Series Pipe Connection Fitting This 2 inch double check

This 2 inch double check detector backflow preventer assembly is designed to prevent the reverse flow of fire protection substances and water of non-potable quality from being pumped or siphoned into the potable water supply due to backsiphonage and or backpressure in accordance with national plumbing codes and water authority requirements

It provides a tight shutoff

an air separator to remove air pockets from the system

finished look

anchor flange and 4 inch no hub connection

Watts LFM115 GRV B 10-75 LS 8 - Part of the LFM115 Series Pipe Connection Fitting This 2 inch double checkThis 8 inch ACV is armed with ArmorTek, a patented 3 part advanced epoxy coating system designed to limit both microbial induced (MIC) and exposed metal substrate corrosion. This pressure reducing control valve is designed to automatically reduce a fluctuating higher inlet pressure to a constant lower downstream pressure regardless of varying flow rates. The quick closing action of the valve limits the possibility of damaging high inlet pressure from