Description
This is a Brand New OEM Upgraded Rheem/Ruud/Richmond/Vanguard Water Heater Natural Gas Gas Valve.
Function:
The gas valve is a low voltage control (usually 24 VAC) that allow gas into the combustion chamber.  It is also an adjustable regulator that insures proper gas pressure for combustion.  They have a manual shut off.  
Replaces Old Part #s:
SP20738B
Repair Difficulty Level:

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