8 HVAC Maintenance Contractors in Duncan, OK

4.7 avg rating
725 total reviews1 offer 24/7 service
Need emergency service? 1 HVAC providers in Duncan offer 24/7 availability

Top-Rated HVAC Maintenance Contractors in Duncan

#1

Davis Air Conditioning

4.8(350 reviews)
Highly Rated

All eight sampled reviews carry five-star ratings, with technicians Jacob and Tom Shaw specifically named for their diagnostic skill and professionalism.…

399 S Hwy 81, Duncan, OK 73533
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#2

Stephens Electrical Services and Hometech solutions hvac

4.9(163 reviews)
24/7 Highly Rated

All 155 reviewers award 5 stars, with technicians Johnny Kimbro, David, Johnny, and Ethan named across multiple positive accounts. Customers specifically…

7214 Oak Creek Rd, Duncan, OK 73533
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#3

DeHart Air Conditioning

4.7(110 reviews)

Five reviewers specifically name technicians Clint, Justin, or Angie, with each receiving high praise for professionalism and thoroughness. All five-star…

5755 US-81, Duncan, OK 73533
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All HVAC Maintenance Contractors (8 total)

Justus Plumbing

4.4(54)

All six detailed reviews award five stars, with customers praising same-day emergency response, the…

1303 S Hwy 81, Duncan, OK 73533
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Climate Control Co., Inc.

4.6(22)

Among 21 recorded reviews, the overwhelming majority award 5-star ratings, with customers specifically…

710 W Walnut Ave, Duncan, OK 73533
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Archer Mobile RV Technician LLC

4.7(15)

Five of six detailed reviews award five stars, with customers specifically praising the technician's…

3005 Erica Cir, Duncan, OK 73533
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Sellers Air Conditioning

4.5(10)

Six of eight reviewers mention same-day or fast service, with one customer specifically praising their…

1655 W Camelback Rd, Duncan, OK 73533
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Simms Refrigeration & Repair

5.0(1)

One customer awarded 5 stars, calling it a good place to go. With a single review on record, there is…

201 N A St, Duncan, OK 73533
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HVAC Maintenance Costs in Duncan

Routine tune-up and maintenance plan pricing for Duncan homeowners.

ServiceLowAverageHigh
Single AC tune-up
$70$125$200
Single furnace tune-up
$80$135$220
Full HVAC inspection
$150$275$400
Annual maintenance plan
Includes 2 visits/year + discounts on repairs
$120$240$360
Premium maintenance plan
Priority service + free diagnostics
$200$350$500
Duct cleaning (full home)
$300$475$800
Filter replacement (per filter)
$15$35$75

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

HVAC Maintenance in Duncan, OK: What to Expect

Duncan sits within the Oklahoma City metro, and the climate here does not give HVAC systems a break. Summer brings 72 days at or above 90 degrees, with 20 of those crossing into triple-digit territory, and the humidity pushes the heat index even higher. By winter, temperatures dip to 25 degrees with ice storms rolling through, so heating equipment runs hard from November through February. Eight licensed contractors serve the Duncan market, and together they carry a 4.7 average rating across more than 700 reviews. That kind of year-round demand is exactly why consistent HVAC Maintenance in Duncan matters for local homeowners.

Cost-wise, a single AC tune-up runs $70 to $200, while a furnace tune-up runs $80 to $220. A full HVAC inspection, covering both cooling and heating systems, typically costs $150 to $400. Oklahoma requires contractors to hold a Mechanical HVAC Contractor License from the Oklahoma Construction Industries Board, which means the company you hire must meet state trade standards before they ever touch your equipment.

Looking at what customers actually say, several shops draw repeated praise. At Davis Air Conditioning, technicians Jacob and Tom Shaw are named across multiple five-star reviews for their diagnostic skill and straightforward approach. Stephens Electrical Services and Hometech Solutions HVAC earns mentions for same-day emergency response, with technicians Johnny Kimbro and David noted by name. DeHart Air Conditioning also gets credit for same-day service, with technicians Clint and Justin highlighted for thoroughness. The pattern across these reviews points to technicians who show up when promised and explain what they find without overselling.

Frequently Asked Questions

HVAC maintenance in Duncan costs $70-$200 for a single tune-up and $120-$360 annually for a maintenance plan covering both AC and furnace. Full system inspections run $150-$400. Most plans include 2 visits per year (spring AC, fall heating) plus priority scheduling and discounts on repairs.