We have wired multiple modular boilers , for instance , for Churches or schools .
I think each individula boiler may have had the...
Power contactors / definate purpose contactors for condenser units are pretty generic .
As long as the replacement contactor will...
I personally would try to keep it simple . One condenser for each AHU / furnace .
Butane / propane , natural gas , electricity . Tiny amount of wood . No coal , fuel oil .
We are fortunate enough to have gas for heat . Our furnace is a 90% or 92% forced air unit .
Is a boiler more efficient / cost...
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