Watts 4 FP-SK-77F-FDA-NRS - Part of the 77F-DI-FDA-125 Series Tactile Paving NPT end connections

NPT end connections

This 1/2 inch steam radiator valve is used as a shutoff valve in steam or hydronic heating systems

When buried

316 stainless steel shaft

Watts 4 FP-SK-77F-FDA-NRS - Part of the 77F-DI-FDA-125 Series Tactile Paving NPT end connectionsThis 4 inch cast iron flanged wye pattern strainer has 304 stainless steel perforated screens, a cast iron flanged retainer cap and a drain blow off connection furnished with a closure plug. The strainer also features a double coated, heat fused epoxy coating on the interior and exterior for FDA approved sanitary applications. It is supplied with an upstream NRS shutoff. Features Wye pattern Cast iron body 304 stainless steel perforated screens