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I’m in southern PA and while my insulated garage is great in the winter, it traps heat and humidity in the summer. In the evenings, the outside air is often cooler and less humid. I am looking for an air exchanger (not sure if that’s even the correct term) that would pull outside air in and...

My tenants complained of only being able to take 7 minute showers, so I measured the output at the tub. I'm only getting 24 gallons of hot water from a 40 gallon natural gas water heater, then it's mixed with cold water and eventually all cold in another 20 gallons. It's 10 years old, model...

My AO Smith GPVH40 water heater has been cycling out showing error code 6, Ignition/Flame Failure. The flame sensor, burner and burner chamber are coated in a white, powdery residue. I can clean the flame sensor, after which the water heater will operate but it will cycle out again in a day or...

Similar threads have been created but I haven't found the exact answer to my question. I understand that CPVC and copper have the same OD but copper has a larger ID which is why Kohler requires 1/2" copper for the tub supply from the diverter; otherwise water could be forced out of the shower...