Watts 77F-CSI 4 - Part of the 77F-CSI Series R304 Detectable Warning Surfaces 3/64 perforated screen

3/64 perforated screen

and keeps larger debris from clogging the drain

Drain away the surface water and prevent water damage on hardscapes with a decorative grate that complements the surroundings

and limit switch

Watts 77F-CSI 4 - Part of the 77F-CSI Series R304 Detectable Warning Surfaces 3/64 perforated screenThis steel flanged wye pattern strainer, 4 inch Watts Model 77F CSI, is used in liquid and steam applications. The Strainer is furnished with blow off connections and machined seat that allows the screen to be self aligning and assures a perfect fit. The Strainer comes with a bolted screen retainer cover and non asbestos gasket. The screen retainer cover is tapped for strainers clean out by removing the blow off plug or opening a blow off valve piped