13 Emergency HVAC Contractors in Dayton, TX

4.5 avg rating
845 total reviews6 offer 24/7 service

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Top-Rated Emergency HVAC Contractors in Dayton

#1

Cucco's Air Conditioning & Heating

4.9(397 reviews)
24/7 Highly Rated

387 of 397 reviewers award full 5-star ratings. Five named technicians appear across positive reviews , Raymond Davis, Douglas/Doug, and installation team…

735 County Rd 2314, Dayton, TX 77535
#2

ASAP HVAC

4.9(127 reviews)
Highly Rated

Every reviewer awarded 5 stars, with technicians named in multiple testimonials. Zach appears in three reviews, praised for professionalism and detailed…

16168 TX-321, Dayton, TX 77535
#3

Dayton Electric Co., LLC

4.7(131 reviews)

Four reviewers explicitly mention same-day or within-hours response times, with one noting arrival just 30 minutes after calling. Richard appears in a detailed…

3053 FM 1960, Dayton, TX 77535

All Emergency HVAC Contractors (13 total)

Gonzo's Mobile Auto/Diesel Mechanic

4.3(66)
24/7

Five of six detailed reviews award five stars, praising fair pricing, explanatory communication, and mobile…

806 Collins St, Dayton, TX 77535

Dayton Plumbing Co LLC

4.8(26)

Eight of eight reviewers award five stars, with four specifically citing same-day or next-day arrival during…

3053 FM 1960 Ste B, Dayton, TX 77535

Brothers Plumbing

5.0(22)
24/7

Twenty-two reviewers award a perfect 5.0-star rating, with several explicitly praising the team's Same-day…

609 S Main St, Dayton, TX 77535

Affordable Mobile Auto Repair

4.8(20)

Twenty client reviews yield a perfect 5.0 average rating, with every testimonial praising mobile convenience…

200 County Rd #4871, Dayton, TX 77535

Bay Air Conditioning LLC

5.0(17)

All 17 reviewers award 5 stars, with 6 specifically naming technician Joe or Mr. Joe for his rapid same-day…

54 County Rd 601, Dayton, TX 77535

Sc Mechanical Co LLC

4.6(18)
24/7

5 reviewers specifically mention same-day or emergency response capability, with 3 noting arrival times…

1491 Northern Dr, Dayton, TX 77535

Fairmont Air Conditioning & Heating

3.9(11)

Six of eleven reviewers award five stars, with specific praise for same-day arrival, refrigerant expertise,…

1488 County Rd 2326, Dayton, TX 77535

Green Mechanical

4.2(5)

Four of five verified reviewers award five-star ratings, with particular emphasis on same-day response…

379 County Rd 2342, Dayton, TX 77535

Jason's Equipment Service And Repair

4.0(4)
24/7

Three of four reviewers award perfect ratings, praising Jason's fair pricing, rapid turnaround, and honest…

416 Friery St, Dayton, TX 77535

GP Custom Homes

4.0(1)
24/7
70 CR 4536, Dayton, TX 77535

Emergency HVAC Costs in Dayton

After-hours, weekend, and holiday HVAC service pricing in Dayton. Rates are typically 1.5-2x standard.

ServiceLowAverageHigh
After-hours service call (weekday night)
Base fee before labor
$150$200$300
Weekend service call
$175$225$325
Holiday / major holiday call
$225$300$450
Emergency labor (hourly)
1.5-2x standard hourly rate
$160$205$250
Emergency repair total (typical)
Repair + after-hours surcharge
$300$700$1,200
Emergency repair (major)
Compressor, heat exchanger failures
$1,200$2,200$3,500

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

Emergency HVAC in Dayton, TX: What to Expect

Houston’s coastal climate—daytime highs near 95°F in August and morning humidity often above 90%—creates a six-month cooling season that stresses systems both for temperature control and heavy latent moisture removal. That constant load drives steady demand for emergency-hvac Dayton services; the local market lists 13 contractors averaging a 4.5 rating across 845 reviews, and six firms advertise 24/7 availability for urgent calls.

Specific line-item cost ranges from local topCostItems aren’t provided in the datasets, but emergency repairs typically vary with parts and timing: after-hours dispatch, compressor replacement, refrigerant recovery/recharge, and diagnostic labor are common drivers of price. Texas requires HVAC contractors to hold a Class A or Class B license from the Texas Department of Licensing and Regulation, so confirm licensing status before authorizing work; licensed techs must follow state refrigerant and safety rules that affect scope and cost.

Customer highlights were not supplied, so market signals must guide hiring: prioritize companies with documented rapid response times, transparent emergency pricing, and experience managing dehumidification during prolonged heat. Look for consistent reviewer praise around punctuality, clear diagnostics, and warranty terms. Ask prospective technicians about refrigerant handling, moisture-load strategies, and whether emergency visits include follow-up service plans.

Frequently Asked Questions

Emergency HVAC in Dayton adds a premium of $100-$300 to the standard service call fee, with labor billed at 1.5-2x normal rates. After-hours weekday calls typically run $150-$300 before repairs, weekends $175-$325, and holidays $225-$450. Total emergency repair costs usually land between $300-$1,200.