Top Brand Check Valve, 3/8 in, Single, Inline Piston, Brass, MNPT x FNPT - CHK BRS 610-6F6M-B Paper Towel Type-C-Fold These polypropylene-filled Booms contain and

These polypropylene-filled Booms contain and soak up acids

They withstand exposure to petroleum

Securall WMA312 12 Gal

They provide access to water in outdoor areas of a building

Top Brand Check Valve, 3/8 in, Single, Inline Piston, Brass, MNPT x FNPT - CHK BRS 610-6F6M-B Paper Towel Type-C-Fold These polypropylene-filled Booms contain andIdeal for installation in tight spaces, this piston spring check valve can provide backflow protection for a variety of applications. Model has an embedded O ring that seals on the seat. Pressure in the direction of flow moves the piston and seal off the seat and exposes the cross holes in the piston. Valve is designed to provide a positive seal at very low back pressure or slight vacuum.