Natural Gas Water Heater Control With 4" Water Column, 1/2" National Pipe Thread Gas Inlet By 1/2" Inverted Flare Outlet, 1-1/4" Shank Length, Adjustable From 70 Degrees To 160 Degrees Fahrenheit, Robertshaw 79,000 BTU.
Mansfield Valve Seal
1/2PEX x3/8Comp Valve
1/2x3/8 Barb Pex Coupling
3/4x10 Fuel Assembly