SharkBite brass 12in compression x 38in OD compression quarter turn dual shutoff fullport brass ball valve valve SharkBite quarter turn ball valves with compression connections are a secure way to provide water to ice makers, toilets and faucets Attach the valve to the pipe using the compression nut and ferrule, tightening with a wrench Then connect the supply line to the valve The quarter turn shut off provides an easy and maintenance free shut off for your fixtures Compatible with copper pipe