7 HVAC Repair Contractors in Annandale, VA
Top-Rated HVAC Repair Contractors in Annandale
Sears Appliance Repair
“Two of three visible reviews cite communication gaps during service visits, while the single positive review emphasizes diagnostic explanation. The 4.2-star…”
495 HVAC
“Of 65 reviews, every reviewer gave a 5-star rating. Customers consistently mention responsiveness, with one noting issue resolution in under 90 minutes and…”
All HVAC Repair Contractors (7 total)
Comfort AC Repair Annandale
“All seven reviews award five stars, with customers consistently praising technician communication, diagnostic…”
Ava Air Heating and Cooling
“Six clients awarded perfect five-star ratings, with four explicitly naming Paul as their service technician.…”
Alta Vista Heating & Air Conditioning
“One of 2 reviewers highlights the telephone support model as a differentiating factor, noting guidance for…”
HVAC Repair Costs in Annandale
Typical heating and cooling repair costs in Annandale, by component.
| Service | Low | Average | High |
|---|---|---|---|
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 Annandale, VA: What to Expect
Annandale, Virginia sits in the Northern Virginia corridor where Potomac River humidity makes summer heat feel heavier and winter cold cut deeper. The 88 F summer highs and 28 F winter lows keep heating and cooling systems working year-round, creating steady demand for HVAC Repair in Annandale. Six licensed contractors serve the area with an average rating of 4.3 stars from 357 reviews, reflecting a competitive market where reliable service matters most.
Virginia requires HVAC contractors to hold the Class A/B/C Contractor License with HVA specialty from the Department of Professional and Occupational Regulation, ensuring baseline competency. In Annandale, diagnostic service calls range from $75 to $200, while thermostat replacements run $150 to $500. More extensive repairs like blower motor replacement cost $400 to $1100, reflecting the parts and labor involved.
Customer feedback reveals clear patterns across Annandale's HVAC providers. The highest-rated company holds all 5-star reviews from 65 customers, with clients praising responsiveness that resolves issues in under 90 minutes and honest assessments. Lower-rated services show communication gaps during service visits, though some customers appreciate thorough diagnostic explanations. Same-day response times and reasonable pricing earn consistent positive mentions across satisfied reviewers.