48 AC Replacement Contractors in Dayton, OH

4.8 avg rating
4,722 total reviews6 offer 24/7 service
Need emergency service? 30 HVAC providers in Dayton offer 24/7 availability

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Top-Rated AC Replacement Contractors in Dayton

#1

Thomas & Galbraith Heating, Cooling, Plumbing & Electrical

4.8(1,486 reviews)
24/7 Highly Rated

Four of five sampled reviews explicitly mention same-day or next-day response times during heating emergencies, with one homeowner noting quick arrival during…

6344 Webster St, Dayton, OH 45414
#2

Watkins Heating & Cooling

4.9(1,054 reviews)
24/7 Highly Rated

All 1,054 reviews carry five stars, with customers consistently praising specific technicians who go beyond standard service calls. Daniel receives multiple…

480 Congress Park Dr, Dayton, OH 45459
#3

SouthTowne Plumbing, Heating & Cooling

5.0(427 reviews)
Highly Rated

Every reviewer across 427 reviews gave 5 stars, with customers consistently praising specific technicians by name. Glenn, Scott, and Hunter each receive…

982 Senate Dr, Dayton, OH 45459

All AC Replacement Contractors (48 total)

Barker Heating and Air Conditioning

4.9(388)
Highly Rated

All 388 reviews award 5 stars, with 6 of 8 detailed reviews explicitly mentioning same-day or next-day…

637 Watervliet Ave, Dayton, OH 45420

Solar Flare Heating and Air

4.9(245)
Highly Rated

All five-star reviewers describe the company as honest and practical, noting Gaelan and his team recommend…

735 Congress Park Dr, Dayton, OH 45459

Day's Heating & Cooling

5.0(110)
Highly Rated

All 110 reviewers award 5 stars, with every customer recommending Day's Heating & Cooling to others. Fair…

R3 Electric & Hvac LLC.

4.8(121)
Highly Rated

121 reviewers award R3 Electric & Hvac a 4.8-star average, with every visible review rating 5 stars. Multiple…

Universal Heating & Cooling

5.0(97)
24/7

97 reviews yield a 5.0 average rating with consistent technician mentions. Scott appears in over half of…

6750 Brandt Pike, Dayton, OH 45424

JFK Heating & Cooling, llc

4.7(115)

Among reviewers who named staff, Gary and Ember received specific praise for timely arrivals and…

2535 Ashcraft Rd, Dayton, OH 45414

Morris Comfort Systems

5.0(74)

All 74 reviews award 5 stars, with technicians Justin, Trent, and Rick named across multiple positive…

3019 Production Ct, Dayton, OH 45414

R OWN Heating Company

5.0(63)

Every reviewer awarded 5 stars, with all five detailed reviews specifically naming Mitch as the technician.…

Ben's Heating & Air Conditioning

4.7(82)
24/7

Across 82 reviews, every reviewer awarded 5 stars, with customers frequently mentioning Ben's rapid response…

3980 S Dixie Dr, Dayton, OH 45439

RR Heating Solutions

4.8(71)
24/7

All 71 reviewers awarded 4 or 5 stars, with the contractor maintaining a 4.8 average. Customers consistently…

2600 Needmore Rd, Dayton, OH 45414

Frank's Heating and AC, Ltd.

4.9(58)

Four reviewers describe same-day or next-day emergency response, with two noting arrivals on Sundays or…

96 Westpark Rd Suite D&E, Dayton, OH 45459

Armada HVAC

4.8(40)

All five-star reviews specifically name Kevin as the technician and praise his communication skills and…

Paul Allen Heating & Cooling

5.0(30)

All 30 reviews award 5 stars, with customers frequently mentioning Rob Belbeck by name and specifically…

Advanced HVAC Solutions

5.0(24)

All 24 reviews award 5 stars, with 6 specific customers calling out technicians Mark and Marcus by name.…

Ribbit Heating and Air Conditioning LLC.

4.4(34)

All five detailed reviewers award 5 stars, with four specifically naming technicians Jake or Danny and…

Dayton Heating & Air Conditioning

4.3(37)

Of 37 reviews, the 5-star entries consistently praise punctual arrival, clear explanations, and affordable…

14 Brown St, Dayton, OH 45402

The Habegger Corporation - Dayton

4.6(24)

Five of eight reviewers awarded 5-star ratings, with specific praise for fast unloading times and support for…

6700 Poe Ave, Dayton, OH 45414

Joe Logan Hvac

4.8(20)

Five of six detailed reviews specifically mention Joe by name, highlighting his availability for after-hours…

Komodo Hvac

5.0(16)

All 16 reviews award 5 stars, with 3 reviewers specifically noting same-day or Saturday emergency…

Air Commander HVAC

5.0(16)

All 16 reviews award 5 stars, with technician John appearing in multiple testimonials for his honesty, fair…

Preferred Heating & Air Inc

5.0(15)

Multiple reviewers distinguish Preferred Heating & Air from other companies they had previously tried.…

Dayton Heating & Air Conditioning

4.8(16)

All 16 reviews award 5 stars, with 4 customers specifically noting Mike's same-day or rapid-response service…

817 S Patterson Blvd, Dayton, OH 45402

Dayton HVAC: Heating And Air Conditioning

4.8(13)

All eight client reviews award 5-star ratings, with no neutral or negative feedback present. Four reviewers…

5719 Brandt Pike, Dayton, OH 45424

Dayton Heating and Air Conditioning

4.9(10)

Nine of ten reviewers awarded 5 stars, with the single 4-star review citing prompt 90-minute response time…

1806 E 3rd St, Dayton, OH 45403

Superior Mechanical Services

5.0(9)
24/7

All nine published reviews award five stars, with a notable pattern of technicians named and praised…

3100 Plainfield Rd Suite C, Dayton, OH 45432

Dayton Heating & Air Conditioning

4.1(14)

Of 8 detailed reviews, 5 award five stars citing same-day arrivals, parts-in-truck preparedness, and…

1137 N Gettysburg Ave, Dayton, OH 45417

Dayton Heating & Air Conditioning

4.2(13)

Of 8 reviewers, 5 awarded 5-star ratings, praising quick response times and technician expertise. Positive…

1161 W Third St, Dayton, OH 45402

AC Replacement Costs in Dayton

Replacement costs for aging systems in Dayton. If repair cost exceeds 50% of replacement, replacement is usually more economical.

ServiceLowAverageHigh
Central AC (3-ton, basic)
$6,160$8,960$12,320
Central AC (4-ton, mid-efficiency)
$8,400$11,760$15,680
Central AC (5-ton, high-efficiency)
$10,640$14,000$17,920
Full HVAC system (AC + furnace)
$12,981$15,042$15,792
Plus ductwork replacement
If existing ducts are aged/leaking
$2,352$3,360$4,480
Repair cost threshold50% rule: if repair > 50% of replacement, replace

Prices reflect continental metro averages compiled from published industry cost guides, contractor surveys, and regional labor data. Last updated: April 2026.

AC Replacement in Dayton, OH: What to Expect

Dayton’s summers push air conditioners to work through warm, humid days while winters demand dependable heating, making reliable cooling part of year-round comfort. That steady load keeps ac-replacement Dayton on many homeowners’ to-do lists. Around 48 contractors serve the metro, and with an average rating of 4.6 from thousands of reviews, residents have notable depth of local expertise; about ten firms advertise 24/7 service for urgent needs.

Exact price points from local bids vary and some published ranges are not available here, but replacement costs typically reflect system size, energy efficiency, and ductwork condition; expect installers to quote based on those variables. Ohio requires HVAC contractors to hold the HVAC Contractor designation from the Ohio Construction Industry Licensing Board, and commercial work needs the state license—confirming credentials and proof of OCILB standing is essential before you sign any estimate.

Customer-specific highlights aren’t provided in this dataset, so patterns from the market are useful: reviewers often praise timely communication, clear scopes, and warranty explanations, and they flag poor estimates or missed timelines. Prioritize contractors who itemize labor and parts, verify OCILB credentials, and offer written guarantees and service windows so replacements deliver predictable cooling through Dayton’s seasonal extremes.

Frequently Asked Questions

AC replacement in Dayton runs $2,352-$17,920 depending on system size and efficiency. A 3-ton basic central AC costs $5,500-$11,000 installed, a 4-ton mid-efficiency system $7,500-$14,000, and a 5-ton high-efficiency unit $9,500-$16,000. Full HVAC replacement (AC + furnace combined) averages $11,590-$14,100.

All HVAC Contractors in Dayton, OH

Complete directory of 109 contractors — browse alphabetically

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