Watts LF7 3/8 - Part of the LF7 Series roof-hatch-finder The Watts FS-770 is an

The Watts FS-770 is an 8 in

This 1 1/4 through 2 IN 009M1 first check repair kit provides all the parts necessary to replace the major internal components of the applicable reduced pressure zone assembly

and an adjustable packing gland

Accepts multiple flange sizes 3/4

Watts LF7 3/8 - Part of the LF7 Series roof-hatch-finder The Watts FS-770 is anThis 3 8 inch dual check valve backflow preventer helps prevent the reverse flow of polluted water from entering into the drinking water supply at the service entrance or at individual outlets. It is designed for in line continuous pressure applications, such as wash down sinks or other installations, where a hose type device connected to the domestic water supply can be submerged into a non potable liquid. It consists of a lead free cast copper