Rough - in Moentrol pressure balancing volume control valveM - PACT common valve system 4 Port Adjustable temperature limit stop Lifetime Limited Warranty against leaks, drips and finish defects to the original consumer purchaser Five Year Warranty if Used in Commercial InstallationsCollection: Moentrol Inlet Outlet Size: .50 NPT, .50 NPT Pressure Balanced: Yes Scald Guard: Yes