Watts 77S-M1-80 1 - Part of the 77S Series ZA100F-2NH Solid Stainless Steel Box &

Solid Stainless Steel Box & Top: Non-adjustable

The Zurn Z100F sets the standard for high-capacity roof drainage

and other areas with large stormwater loads

chrome-plated bronze ball

Product Codes: Z673-29IC

Watts 77S-M1-80 1 - Part of the 77S Series ZA100F-2NH Solid Stainless Steel Box &This cast iron wye pattern strainer, 1 inch watts model 77S, has an iron body with 20 mesh screen, 80 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