Heating & Air Conditioning in Dayton, OH
Family-owned HVAC service in Dayton — the metro to our south.
Dayton anchors the Miami Valley, and Legacy Heating and Air is glad to serve homeowners across the area. Big city or small town, the need is the same: heat that works in January and cooling that holds up in July — installed and serviced by people you can trust.
We bring the responsiveness and honesty of a small family business to Dayton, with fast, dependable repairs when you need them most.
Our services in Dayton
Recent work in Dayton, OH
5 documented jobs in Dayton, most recently April 2026. Every one photographed on site by the tech who did the work.
HVAC Install in Dayton, OH
August 2025
Gas boiler installation in a Dayton basement. Set a new Utica gas boiler with new copper near-boiler piping, a circulator pump, expansion tank, and stainless flue connector tied into the existing hydronic system.
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May 2025
Full heating and cooling system replacement at a Dayton home. Installed a new American Standard variable-speed outdoor unit with the matching indoor furnace and coil, plus reworked sheet-metal plenums and venting.
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Nearby areas we serve: Huber Heights · Englewood · Vandalia
See our recent work in Dayton Real furnace, AC, and mini-split jobs we've completed in and around Dayton — with photos and locations.