Description
If the body (blue sump) of your Heater Treater unit looks like either one of the units below, regardless of the gauge or lack thereof, the “standard” wrench will fit your ten (10) AND (20) inch unit.
If the body (blue sump) of your Heater Treater unit looks like either one of the units below, regardless of the gauge or lack thereof, the “standard” wrench will fit your ten (10) AND (20) inch unit.