Watts 77S-M1-100 3 - Part of the 77S Series Strata Systems It consists of a bonnet

It consists of a bonnet and bonnet O-ring

preventing damage

This 1 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

ZB1910-2IP

Lifespan: With an estimated lifespan of 25+ years

Watts 77S-M1-100 3 - Part of the 77S Series Strata Systems It consists of a bonnetThis 3 inch wye pattern strainer, has an iron body with 3 64 perforated screen, 100 wire mesh liner, threaded connections, stainless steel screen, threaded iron retainer cap with non asbestos gasket and tapped blowdown connection. It is designed to protect system components from dirt, rust and other damaging debris in the piping system. It is used in steam and liquid applications. It is furnished with a machined seat that allows the screen to be self