The Copper Connector Kit is designed for use with gas or electric systems. The connecting kit is used where cold supply or hot distribution lines are 3/4 in copper and not threaded. The kit includes two 3/4 x 15 in flexible water connectors, one roll of Teflon™ tape, two 3/4 in NPT compression adapters and one 1/2 x 24 in stainless steel gas connector. Tools for installation not included.