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I've seen expansion tanks installed with boilers but never hot water heaters. There is already a pressure release valve on the hot water heater. Is there an advantage to adding an expansion tank to a hot water heater? Just curious.

I just wrapped my hot water heater and was wondering if wrapping my boiler in a similar fashion (leaving the vents open) would be beneficial. Has anyone done this and are there any concerns using fiberglass or mineral wool to wrap the boiler? Thoughts????

Hi - I was wondering if my old boiler can be modified to be more energy efficient by swapping out the Aquastat and Switching Relays with 'smarter' units. Currently my system is an old Utica PGB150A Boiler that is controlled by a HoneyWell Aquastat type L8148J (*Zone 1*) paired with two...

Hi All, I'm hoping someone can help me out here. I've now had three companies out to service my boiler and one of my zones still doesn't function properly. I have three zones, zone 1 and zone 2 works fine, but zone 3 only achieves heat when another zone 1 or 2 fires up the burner. Zone...