11 HVAC Repair Contractors in Delaware, OH

3.9 avg rating
1,742 total reviews6 offer 24/7 service
Need emergency service? 10 HVAC providers in Delaware offer 24/7 availability

Top-Rated HVAC Repair Contractors in Delaware

#1

Emergency Plumbing Heating & Air

4.8(1,144 reviews)
24/7 Highly Rated

Every reviewer awarded a 5-star rating, with three of four displayed reviews specifically naming the technician who resolved their issue. Multiple reviewers…

3354 U.S. Hwy 23 N Suite A, Delaware, OH 43015
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#2

Delaware Heating & Air

4.9(474 reviews)
24/7 Highly Rated

473 reviews yield a 4.9-star average with 100% of detailed feedback awarding 5 stars. Same-day emergency response appears in multiplepositive accounts, while a…

2 W Winter St Suite 206, Delaware, OH 43015
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#3

Benjamin Franklin Plumbing

5.0(83 reviews)
24/7

All eight detailed reviews award five stars, with Nick, Cameron, Cam, and Will each receiving individual recognition for different repair scenarios. Response…

1751 Pittsburgh Dr Suite 106, Delaware, OH 43015
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All HVAC Repair Contractors (11 total)

Cardinal Heating & Cooling Llc

4.9(10)
24/7

All 10 reviews award 5 stars, with several noting the technician arrived within hours of calling and…

Sandusky St and, E William St, Delaware, OH 43015
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Ross Heating & Cooling

3.9(16)
24/7

Four reviewers mention same-day or rapid-response service, with two specifically highlighting weekend or…

325 S Sandusky St #302, Delaware, OH 43015
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Vertical Heating and Cooling

4.3(6)

Five of six reviewers award five stars, describing courteous professionals who explain their work, arrive on…

1275 S Houk Rd, Delaware, OH 43015
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Marcum and son Plumbing Heating and Cooling

5.0(4)
24/7

All four documented reviews award five stars, with client feedback emphasizing technician Shane's swift…

196 Georgetown Dr Apartment 2, Delaware, OH 43015
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All Plumbing & Heating

5.0(3)

The documented review gives All Plumbing & Heating a perfect 5-star rating, with the customer praising the…

500 Coover Rd, Delaware, OH 43015
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Done Right HVAC

5.0(2)

Both reviewers awarded perfect five-star ratings, with each highlighting the company's honest approach and…

5008 Dildine Rd, Delaware, OH 43015
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KRG MECHANICAL SERVICES

0.0
23 Toledo St, Delaware, OH 43015
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Ross Heating & Cooling

0.0
2859 State Rte 37 W, Delaware, OH 43015
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HVAC Repair Costs in Delaware

Typical heating and cooling repair costs in Delaware, by component.

ServiceLowAverageHigh
Diagnostic / service call
$75$120$200
Thermostat replacement
$150$275$500
Blower motor replacement
$400$650$1,100
Heat exchanger replacement
$1,500$2,200$3,500
Ignitor replacement (gas furnace)
$150$250$400
Control board replacement
$300$550$900
Full system repair (major)
Multi-component failure
$500$1,200$3,000

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

HVAC Repair in Delaware, OH: What to Expect

Delaware faces significant seasonal demands that keep HVAC systems under constant strain throughout the year. Summer humidity pushes outdoor temperatures near 85 F, forcing cooling units to work hard during sticky central Ohio afternoons. winters bring extended cold spells with January averages around 22 F, creating weeks of relentless heating demand. With six contractors serving the area and a 4.7-star average across 1,643 client reviews, homeowners in this Columbus suburb have access to skilled professionals for reliable HVAC Repair in Delaware.

Homeowners should budget accordingly when repairs become necessary. A diagnostic service call typically runs $75-$200, thermostat replacement ranges from $150-$500, and blower motor replacement costs fall between $400-$1100 depending on system specifications. Ohio law requires contractors to hold valid licenses through the Ohio Construction Industry Licensing Board, providing homeowners with assurance of professional baseline standards. These cost figures represent typical ranges homeowners encounter when addressing common HVAC repair needs.

Customer feedback highlights several distinguishing qualities among top-rated providers. Reviewers at Emergency Plumbing Heating & Air consistently award five-star ratings, with multiple clients specifically naming the technician who resolved their issue and noting same-day service availability. Delaware Heating & Air maintains a 4.9-star average across 473 reviews, with repeated mentions of same-day emergency response despite one outlier critique. At Ross Heating & Cooling, clients frequently cite rapid-response times and weekend availability, with several reviewers calling out technician Bill by name and describing him as friendly and knowledgeable.

Frequently Asked Questions

HVAC repairs in Delaware range from $75-$3,500 depending on the component. Thermostat replacement runs $150-$500, blower motor $400-$1,100, ignitor $150-$400, and heat exchanger replacement $1,500-$3,500. Diagnostic fees of $75-$200 are typically credited toward the repair if you proceed.