The Oatey® I2K Icemaker Box is designed for commercial or residential applications that require supply valves recessed into the wall. Its low-lead valves can be installed both left handed and right handed, and its compact design is perfect for tight spaces. Oatey products have earned the trust of plumbing professionals for over 100 years.Valves comply with requirements of NSF 61, section 9Connects to PEX supply line with F2159 connectionBox made of high impact polystyrene stands up to the roughest job site abuseBox Dimensions: 4.05 in. W x 5.60