“VALTECH” 150# ANSI Flanged “Y” Strainers are Available in Carbon Steel and Stainless Steel. A machined, Tapered seat ensures a perfect fit for the removable, Stainless steel screen. 2" and larger come complete with Flanged blow-off cover, gasket & plug. 1 1/2" and smaller Come complete with solid threaded cover and gasket. May Be installed in vertical or horizontal pipelines with blow-off connection at the lower end of the screen..