Watts 77F-CSI 4 - Part of the 77F-CSI Series Inserta Tee It features a cast-iron body

It features a cast-iron body coated with white acid-resisting epoxy (A

A heavy-duty scrim reinforcement placed between the layers significantly enhances tear resistance and extends the product's lifespan

ZN415C-4IC

Constructed from cast iron with a white acid-resisting enamel (A

or deflect from position

Watts 77F-CSI 4 - Part of the 77F-CSI Series Inserta Tee It features a cast-iron bodyThis 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