The WATTS 0100165 Tankless Water Heater Valve Set is a high-quality product designed for use in restaurants and food service establishments. Made by the trusted brand Watts, this valve set includes a 1" copper and silicon fitting with FNPT connections on one end and a socket on the other. This valve set is perfect for efficiently regulating the water flow in tankless water heater systems, ensuring consistent and reliable hot water supply for customers.