Question about ST-120V-C THERM-X-TROL ASME Expansion Tank, 68 Gallon
what psi do I set the tank at Hello The tank pressure must MATCH the system pressure it is instslled on.EX: 70 psi in the pipe = 70 psi in the amtrol.
Question about EX-30 Diaphragm Expansion Tank Extrol
My boiler has a squeeling sound during the warmu up. I think it is coming from the expansion tank? tHIS TANK COMES FROM THE FACTORY WITH A PRECHARGE OF 12 PSI.What pressure should it be if the boiler ...
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