Watts 77S1 2 - Part of the 77SI Series R304 Detectable Warning Surfaces Second Check Repair Kit

Second Check Repair Kit

Constructed from cast iron with an acid-resisting porcelain enamel interior

Light-duty slotted grate and anti-splash dome strainer

Its fire-retardant properties make it suitable for construction

ZM400BS-3NH

Watts 77S1 2 - Part of the 77SI Series R304 Detectable Warning Surfaces Second Check Repair KitThis cast iron wye pattern strainer, 2 inch Watts Model 77SI, 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 and it is furnished with a machined seat that allows the screen to be self aligning to assure a perfect fit. Features Wye pattern Cast iron body Threaded connections Tapped retainer cap Specifications Blowdown Outlet Connection Female Threaded