WATTS® Wye Strainer, Series: 77F-BI, 4 in Nominal, 14-3/8 in Overall Length, Flanged x NPT Tap, 1-1/2 in NPT Blow-Off, PTFE, Cast Bronze Body, Import

Series 77F-BI Bronze, Flanged, Wye-Pattern Strainers are used in liquid and steam applications. Series 77F-BI are furnished with blowdown connections and machined seat that allows the screen to be self-aligning and assures a perfect fit. All sizes come with a bolted screen retainer cover and PTFE gasket. The screen retainer cover is NPT tapped for a blowdown plug that is provided. The strainer is easily cleaned by removing the blowdown plug or opening a blowdown valve piped to the blowdown outlet. Series 77F-BI can be installed in horizontal or vertical pipe with the blowdown connection at the lower end of the screen retainer cover.