Residential heating & air conditioning
Andrew’s HVAC is a small residential shop in Hamilton, Ohio, working on the heating and air conditioning systems in people’s homes. Same town, same trade, since 1975.
Most homeowners never think about the system until a room stops holding temperature. Here is the short version of what it does, both seasons.
A furnace doesn’t heat rooms directly. It warms air across a heat exchanger, and a blower pushes that warm air through the ducts to the registers in each room while cooler air returns to be warmed again.
The thermostat starts the cycle and ends it once the house reaches the set temperature. Every part of that loop has to keep up, or the house never quite gets there.
Air conditioning doesn’t make cold air — it moves heat out of the house. Refrigerant absorbs heat from air passing over the indoor coil, carries it to the unit outside, and dumps it there.
A side effect does half the work: as air crosses that cold coil it drops moisture, which is why a properly running system makes an Ohio August feel less heavy indoors.
Both seasons travel the same path: one blower, one filter, one set of ducts. That shared path is why a house that heats unevenly usually cools unevenly too.
A loaded filter, a blocked return, a closed register, or duct runs in an unconditioned attic or crawlspace all show up the same way — rooms that never match the number on the wall.
None of these mean the same thing in every house, but they are the changes homeowners tend to notice first.
Anything on this list is easier to sort out in mild weather than during the first hard freeze or the first stretch of ninety-degree days.
The shop
Andrew’s HVAC — also listed as Andrews Heating & Air Conditioning — has been doing residential heating and air conditioning work in Hamilton, Ohio since 1975. The owner is Pat Andrews.
Five decades in one town is its own kind of reference.
The work is residential: houses and the systems that heat and cool them. It is a small operation, so the fastest way to get anywhere is a phone call rather than a form.
Get in touch
This is the business’s listed address, not a showroom or a storefront — there is nothing to walk into. Please call instead of stopping by.