Who issues HVAC permits in Fairfax, VA?

Residential permits are handled by the City of Fairfax Code Administration (inside city limits) or Fairfax County Land Development Services (elsewhere). Your contractor should confirm whether your job needs one and pull it.

Free HVAC Repair & Replacement quotes in Fairfax, VA

For homeowners in Fairfax City, Mantua and across Fairfax. Tell us about your project in about a minute and up to 3 independent local HVAC companies serving 22030, 22031, 22032 and 22039 may contact you.

Free to use, no obligation to hire
Hear from up to 3 local HVAC contractors serving your area
Furnaces, heat pumps, central AC, and more
Repair or full replacement quotes

Safety first: if you smell gas or your carbon monoxide alarm sounds, leave the home and call 911 or your gas utility from outside.

How this works: Bluehaven Strategic is a free matching service, not a contractor. We don't perform any work ourselves. We pass your request to up to three independent local companies who may contact you with quotes. You're never obligated to hire anyone. Please verify any provider's licensing and insurance before hiring.

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HVAC Repair & Replacement in Fairfax, VA: what local homeowners should know

Fairfax-area homes are mostly 1960s–1990s split-levels, colonials and townhomes, with many original systems now 30 to 50 years old. That mix means Fairfax HVAC calls range from replacing aging gas furnaces and central AC to adding heat pumps or ductless mini-splits where older homes lack ductwork. Ask contractors for a load calculation rather than sizing by the old unit.

Before you hire in Fairfax

License: Virginia HVAC contractors need a DPOR license with an HVA specialty, and technicians hold DPOR tradesman licenses.
Permits: residential permits for Fairfax addresses are issued by the City of Fairfax Code Administration (inside city limits) or Fairfax County Land Development Services (elsewhere). Ask each company whether your job needs one and who pulls it.
Local rules: Fairfax Station and Clifton have many homes on private wells and septic systems.
Compare in writing: get at least two written quotes for the same scope, with warranty terms, cleanup and payment schedule spelled out.

Common questions

Repair or replace? Systems over about 15 years old with a major failure are often better replaced, but get a repair quote too. Ask about utility rebates and federal tax credits for heat pumps.

Which areas do you cover? Fairfax and surrounding neighborhoods including Fairfax City, Mantua, Fair Oaks, Fairfax Station, Burke, Oakton and Kings Park (ZIPs 22030, 22031, 22032 and 22039), plus the rest of Fairfax County.

HVAC Repair & Replacement nearby: Arlington, VA · Alexandria, VA · Reston, VA · All areas
Other services in Fairfax: Roofing · Water Damage Restoration · Tree Removal · Pest Control · Plumbing · Basement Waterproofing & Foundation Repair · Septic & Well Service · Chimney Repair & Sweeping