SharkBite 24634LF 200 PSI Brass Stop and Waste Valve 1/2 x 1/2 Dia. in. PTC

The valve is perfect for potable water and hydronic applications where a shut-off is needed. The Stop Valve is desighed with an integrated drain vent, allowing for easy cold weather maintenance. Just insert the pipe and the stainless steel teeth bite down and grip tight, while a specially formulated O-ring compresses to create a perfect seal.

eBay