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47 Years
experience
Emergency
services
Your Trusted HVAC Partner in Woodbridge, VA
Since 1979, Brennan's Heating & Air Conditioning Heating & Air Conditioning has provided award-winning HVAC services to Northern Virginia homeowners and businesses. Our family-owned company combines decades of experience with cutting-edge technology to deliver superior heating, cooling, and indoor air quality solutions. As a Carrier Factory Authorized Dealer since 2014, we maintain rigorous training standards and offer extended warranties on all installations. Our NATE-certified technicians provide 24/7 emergency service while adhering to strict ethical standards, including upfront pricing with no hidden fees.

With 15 Angi's List Super Service Awards and multiple Carrier Presidential Awards, we guarantee 100% satisfaction on all work performed. Our comprehensive service area includes Prince William County, Fairfax County, Stafford, Manassas, Gainesville, Alexandria, and Arlington. We protect your investment through planned maintenance agreements and offer financing options for qualifying equipment purchases.
Services
AC Repair Furnace Installation HVAC Maintenance Indoor Air Quality Emergency Service Duct Cleaning Heat Pump Repair Thermostat Installation System Replacement Financing Options
Details
  • Year established: 1979
Highlights and features
  • 40+ years of Northern Virginia HVAC expertise
  • 100% satisfaction guarantee on all work
  • Up-front pricing with no hidden fees
  • Carrier Presidential Award recipient for 8 years
  • NATE-certified technicians with specialized training
Associations and certifications
  • Carrier Factory Authorized Dealer
  • NATE-certified
  • EPA-licensed
  • A+ Accredited with Better Business Bureau
What people say
Award-winning customer service NATE-certified technicians 100% satisfaction guarantee Upfront pricing Emergency service availability
Services
AC Repair
Our NATE-certified technicians provide prompt AC repair services for all makes and models. Using advanced diagnostic tools, we identify and resolve issues like frequent cycling, unusual noises, and insufficient cooling. Emergency repairs available 24/7 with fully stocked service vehicles ensuring same-day solutions for Northern Virginia residents.
Furnace Installation
We specialize in high-efficiency furnace installations with Carrier systems offering up to 97% AFUE efficiency. Our technicians evaluate home requirements to recommend optimal heating solutions, including hybrid systems and smart thermostat integration. All installations include comprehensive warranty coverage and energy-saving guarantees.
HVAC Maintenance
Our planned maintenance agreements include bi-annual inspections covering refrigerant levels, electrical components, and system efficiency. Priority service scheduling and 10% parts discounts available for contract customers. Regular maintenance extends equipment lifespan while maintaining manufacturer warranty validity.
Indoor Air Quality
We offer comprehensive IAQ solutions including air purifiers, UV lamps, and duct cleaning services. Our systems reduce allergens and contaminants through advanced filtration technology. Technicians perform humidity assessments and recommend customized solutions for homes with pets or allergy sufferers.
Emergency Service
Available 24 hours daily for urgent HVAC failures, our emergency service responds to critical issues like complete system failures and gas leaks. Fully equipped service vans enable immediate repairs for most common HVAC emergencies across our entire service area.
Questions
What HVAC services do you offer in Northern Virginia?
We provide full-service HVAC solutions including AC repair/installation, furnace services, heat pump maintenance, indoor air quality improvements, duct cleaning, and 24/7 emergency repairs across Northern Virginia.
Do you offer financing options for HVAC equipment?
Yes, we offer competitive financing programs with no down payment required for qualifying Carrier HVAC equipment purchases, including flexible payment plans tailored to customer budgets.
Are emergency HVAC services available after hours?
Our 24/7 emergency service responds to urgent heating and cooling issues at any time, with technicians available evenings, weekends, and holidays for critical HVAC failures.
What areas do you service?
We serve all Northern Virginia including Prince William County, Fairfax County, Stafford, Manassas, Gainesville, Alexandria, Arlington, and surrounding communities with same-day service guarantees.
Do you provide HVAC maintenance plans?
Yes, our planned maintenance agreements include bi-annual inspections, priority service scheduling, and 10% discounts on parts, with three tiered plans to meet different budget and service requirements.
Are there tax credits available for new HVAC systems?
Qualified Carrier HVAC installations may qualify for federal tax credits up to $2,000 depending on equipment efficiency ratings, with our team providing complete documentation for customer claims.
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Reviews (6)
Daniel Grimes
Dec 14, 2021 Report
Positive:Professionalism,Punctuality,Quality,Responsiveness,Value
Mike was honest and professional. I could not have had a better technician. He took time to explain what was wrong and walked me through the steps. Amazing technician and amazing service.
Service:Heating system repair
Nick Hoxter
Dec 07, 2021 Report
Positive:Professionalism,Punctuality,Quality,Responsiveness,Value
Mike A is a grade A passionate and professional Hvac tech. He takes the time to educate his customers which shows his passion in his work. I believe he has been with Brennan's for 18 some years. Which shows the quality of the company itself. 5 stars across the board.
Services:AC repair,Heating maintenance
Saul Arce
Dec 03, 2021 Report
Positive:Professionalism,Punctuality,Quality
Mike is fantastic! Hes been servicing my AC unit for years. Always on time and providing great feedback and recommendations to operate my AC during summer and Heating during Winter. I would Recommend Brennans for any AC or Heating concerns, and Mike the technician to have.
Services:AC maintenance,AC installation,Heating maintenance
Michael Waring
Nov 26, 2021 Report
Positive:Professionalism,Punctuality,Quality
Brennans is a wonderful company to work with. Great, friendly technicians. They show up on time and get the job done right. Easy to schedule. We have them come twice a year to keep our heating and AC working well. Highly recommend them.
Service:HVAC maintenance
Joseph Ulisse
Nov 26, 2021 Report
Positive:Professionalism,Responsiveness
Very responsive! They were able to schedule a technician to come out same-day to troubleshoot my heater. The technician was able to quickly diagnose and repair the issue on the spot. I will be using Brennan's for regular maintenance going forward.
Services:HVAC repair,HVAC maintenance,Heating maintenance
Candace Purdum
Nov 16, 2021 Report
Mike Anderson has been my technician for about 20 years. He is so professional and helpful. Whether its an emergency or semi annual maintenance Brennans has been wonderful. My go-to. From the people on the phone to the techs, they are first rate.
Service:Heating maintenance