Watts LF7R-3-U2 1 X 1 - Part of the LF7R Series Z100F-8NH Its epoxy-coated cast iron body

Its epoxy-coated cast iron body provides long-term corrosion resistance

Z551-3NL-P

It consists of a seat and a seat O-ring

Pro Series™ Channel Drain End Cap/End Outlet works with the 5 in

and a standard no-hub outlet simplifies plumbing connections

Watts LF7R-3-U2 1 X 1 - Part of the LF7R Series Z100F-8NH Its epoxy-coated cast iron bodyThis 1 by 1 inch lead free dual check valve backflow preventer prevents 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 inch male NPT inlet by 1 inch union female NPT outlet, two plastic replaceable check valves, and stainless steel springs. It is designed for non health hazard residential water system