Watts 77F-DI-125 4 - Part of the 77F-DI-125 Series Access Tile It features a self-furred design

It features a self-furred design with furring points every 4 inches

Z191-RD-4X18-2NL

stainless steel internal metal components

Stainless steel stem and spring

Provides debris protection for compatible roof drain systems

Watts 77F-DI-125 4 - Part of the 77F-DI-125 Series Access Tile It features a self-furred designThis Cast Iron Flanged Wye Pattern Strainer, 4 IN Watts Model 77F DI 125, has 304 stainless steel perforated screens, a cast iron flanged retainer cap and a drain blow off connection furnished with a closure plug. Features Wye pattern Cast iron body 304 stainless steel perforated screens Flanged Specifications Blowdown Outlet Connection Female Threaded Blowdown Outlet Size 1 1 2 IN Body Material Cast Iron Body Pattern Wye Bolt Material Steel Brand