Thetford 94212 In-Line Check ValveThe Thetford 94212 In-Line Check Valve is made of high-quality materials to be used for years. With 1/2 inch male pipe thread x 1/2 inch male pipe thread inside connection. The In-Line accepts all PEX connections. 22 inch per pound maximum torque installation the new valve provides a water tight seal with an innovative hex design concept. Install with a 20mm deep well socket.Factory Tested: Factory tested for zero leakageLB&B Molders: Cross-reference number 601-006-94212.Standards: IAPMO, NSF, CSA, and TEI CertifiedAdditional InformationConnection TypeMPTDiameter1/2″MaterialPlasticColorBlack