9 HVAC Repair Contractors in Knightdale, NC

4.3 avg rating
3,883 total reviews4 offer 24/7 service
Need emergency service? 4 HVAC providers in Knightdale offer 24/7 availability

Top-Rated HVAC Repair Contractors in Knightdale

#1

Weather Master Heating & Air Conditioning

4.7(2,251 reviews)
24/7

Positive reviewers consistently cite diagnostic skill and respectful on-site conduct, with George and Daniel named as technicians who explained options and…

305 Village Dr, Knightdale, NC 27545
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#2

Reliable Heating & Air

4.9(664 reviews)
Highly Rated

Over 600 reviews averaging 4.9 stars reveal consistent praise for technical knowledge and honest recommendations. Multiple reviewers specifically note…

530 Hinton Pond Rd Ste 148, Knightdale, NC 27545
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#3

Quality Comfort Services, Inc.

4.9(581 reviews)
24/7 Highly Rated

All 556 reviewers awarded 5 stars, a clean sweep suggesting consistent execution across installations, service calls, and maintenance visits. Four reviewers…

725 Bethlehem Rd, Knightdale, NC 27545
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All HVAC Repair Contractors (9 total)

Triangle Repair Group Heating & Cooling

4.9(173)
24/7 Highly Rated

All five-star reviews describe technicians as professional, with two reviewers specifically naming Robert and…

704 Three Sisters Rd, Knightdale, NC 27545
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Air Essentials, Inc.

5.0(140)
Highly Rated

138 reviewers award a perfect 5.0-star rating, though one detailed review documents repeated system failures…

940 Bethlehem Rd, Knightdale, NC 27545
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Air System Services

4.2(40)

Three five-star reviews emphasize long-term reliability, fair pricing, and persistent diagnostic skills, with…

2849 Smithfield Rd, Knightdale, NC 27545
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Greenergy Air

4.7(26)
24/7

Five of six positive reviewers mention fast same-day or next-day response times, with three specifically…

5321 Fox Pointe Dr, Knightdale, NC 27545
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Supreme Services Heating & Cooling

5.0(8)

Six of eight reviewers award 5 stars, with multiple clients noting years of continued partnership. Four…

404 Meadow Run, Knightdale, NC 27545
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C&L Unlimited Services LLC

0.0
1201 Clematis St, Knightdale, NC 27545
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HVAC Repair Costs in Knightdale

Typical heating and cooling repair costs in Knightdale, 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 Knightdale, NC: What to Expect

Knightdale sits in the Piedmont region outside Raleigh, where summer humidity pushes temperatures above 90 F for roughly 54 days each year while winter nights regularly dip near 30 F. This dual climate places real demands on home comfort systems, they cool through sticky summers and heat through cold Piedmont snaps. Six contractors serve the area and maintain an impressive 4.8 average rating across more than 3,700 customer reviews. Homeowners search for HVAC Repair in Knightdale when these systems struggle under demanding conditions.

When something breaks, costs follow predictable ranges. A diagnostic or service call runs $75 to $200, a thermostat replacement runs $150 to $500, and a blower motor replacement runs $400 to $1,100. Everything depends on the nature of the issue and the components involved. Every legitimate contractor must carry the Heating and Cooling classification license from the North Carolina State Board of Examiners of Plumbing, Heating, and Fire Sprinkler Contractors before they can legally touch your system.

Reading through customer experiences shows how the work differs between shops. Reviewers for Weather Master Heating & Air Conditioning specifically mention technicians George and Daniel taking time to explain options and answer questions thoroughly. Reliable Heating & Air receives repeated praise for technical knowledge and honest recommendations without pushing unnecessary work. Quality Comfort Services, Inc. stands apart, all 556 reviewers awarded five stars, a clean sweep suggesting steady execution across installations, service calls, and routine maintenance visits.

Frequently Asked Questions

HVAC repairs in Knightdale 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.