Watts LF7RU2-2 1/2 X 3/4 - Part of the LF7R Series roof-hatch-finder It consists of bronze body

It consists of bronze body

The 3/4 inch wire mesh is 20 gauge

ZN415S-4NH

This tank is made of carbon steel with epoxy finish

Watts LF7RU2-2 1/2 X 3/4 - Part of the LF7R Series roof-hatch-finder It consists of bronze bodyThis 1 2 by 3 4 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. This valve consists of a lead free brass body construction, 1 2 inch union female NPT inlet by 3 4 female NPT outlet, two plastic replaceable check valves, and stainless steel springs. It is designed for non health hazard residential water