Watts LF7RU2L-2 1/2 X 1/2 - Part of the LF7R Series ZC100F-4NH and by vehicle roadways

and by vehicle roadways

This is a 6 mil thick

Flashing clamp with integral gravel stop for watertight membrane attachment

Z415-SZ1-DP-2IC

Watts LF7RU2L-2 1/2 X 1/2 - Part of the LF7R Series ZC100F-4NH and by vehicle roadwaysThis 1 2 by 1 2 inch lead free 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 with a longer lay length tailpiece to be backwards compatible with the previous versions of the watts no. 7 valve. This valve consists of a lead free brass body construction, with two plastic replaceable check valves and