SharkBite 1 in. D X 1 in. D PTC Brass Spring Loaded Check Valve

General purpose, spring-loaded check valve prevents the reverse flow of water. Innovative push-to-connect design makes for quick and easy installation on PEX, copper, CPVC, PE-RT and HDPE lines. Can be installed horizontally or vertically. Ideal for working in tight spaces. Faster install time and ease of use reduces installation errors.