TANKLESS WATER HEATER KIT Valve Body Material Copper Silicon Alloy Compatible Manufacturer Part Number LFTWHG2 Series Inlet Connection Size 3/4 in Inlet Connection Type NPT Maximum Operating Pressure 150 psi Outlet Connection Size 3/4 in Outlet Connection Type NPT Features Pressure Relief Valve Field Configurable Hot Valve Modified 1-Plane Design Quarter-Turn Purge and Drain Valve with Hose Connection and Tethered Cap For Use With Tankless Water Heaters