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Alexandria, VA's Go To Residential Air Conditioning and Heating Contractor!

Your local home insulation company in Alexandria, VA is Comfenergy

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Do some rooms in your home feel too hot or too cold? Are you paying more than you should for heating and cooling utilities? It’s surprising how small improvements can make a big difference in your home's (and wallet's) comfort potential. Contact your local Dr. Energy Saver home energy contractor for a FREE estimate today!

Home Energy Audits   

We help you have a more comfortable, energy-efficient home with a comprehensive home energy audit. After the inspection, we walk through your Alexandria home with you showing you areas to improve and how to improve them.

Evaluations Include:
  • Air Leak Inspection 
  • Thermal Scanning
  • Detailed Explanation    

Insulating Your Alexandria Home

Our air sealing and insulation specialists have the skill and expertise to keep your home warm in the winter and cool in the summer by correctly installing the best insulation for your situation.

Types of Insulation
  • Spray Foam
  • Blown-in
  • Blown-in Cellulose       
  • Rigid Foam
  • Radiant Barrier  
  • Sealing Air Leaks
  • Air Duct Sealing            
Areas of Home
  • Attics
  • Basements
  • Crawl Spaces
  • Garages
  • Walls

HVAC Services

Is your home too hot or cold? Our expert HVAC team will quickly repair your 
system, and if a new unit is needed we can professionally and efficiently 
install a new energy-efficient system.

  • Gas Furnace
  • Oil Burners
  • Electric Furnaces
  • Heat Pumps
  • Forced Air Heaters
  • Gas Boilers
  • Oil Boilers
  • Hot Water Heater
  • Tankless Water Heaters 
  • Central Air Conditioning
  • Ductless Air Conditioning
  • AC Repair & Installation
  • Heat Pumps
  • Ductwork Cleaning
  • Ductwork Sealing 
  • Ductwork Repair

Get Your Free Quote


Recent job requests for Dr. Energy Saver in Alexandria, VA:

Project Location: Keller Ave, Alexandria, 22302

Comment: Would like a free estimate of replacing our current insulation

Project Location: N Columbus St, Alexandria, 22314

Comment: Good morning - I'd like to get an estimate to have my duct work repaired or replaced as it is quite leaky. Also, the attic may need new insulation. (I've had an energy audit which I can provide to you if it's helpful). I'm generally available on Monday, Fridays, or Saturday. Thanks very much for your time.

Project Location: E Bellefonte, Alexandria, 22301

Comment: Attic extremely hot. AC and ducts in attic. Interested in more insulation and sealing.

Project Location: Bryce Road, Alexandria, 22312

Comment: Our attic has duckwork and air handler. Would be interested in best solutions to cool attic so that the AC is more efficient. Possibly convert attic to be a conditioned attic. Possibly remove old insulation, seal any air leaks, then add new insulation and attic deck. Thanks.

Project Location: Boswell Ave, Alexandria, 22306

Comment: We are buying a house with a crawl space and it has a plastic barrier on the ceiling of the crawl space. The home inspector said this was a "no no." We are concerned for mold and cupping wood floors in the house. We would like an estimate for remediating the issue. We would also like to know our options for a properly vented crawl space vs. closed.

Project Location: Lemon Thyme Drive, Alexandria, 22310

Comment: Wanted to get estimate to insulate my attic duct work.

Project Location: Bermuda Green Ct, Alexandria, 22312

Comment: Concerned with air sealing in the attic. Have noticed recessed lighting is not sealed from the attic. Air/humidity. Interested in a home energy audit. Been watching dr energy saver YouTube videos

Project Location: Cockrell, Alexandria, 22304

Comment: Just moved into a house and would like an energy audit and then likely sealing, insulation in attic.

Project Location: Glamis Drive, Alexandria, 22315

Comment: I'm pretty sure the ducts in the attic have leaks - this is a 30 year old house. Snow melts fast from the roof. Not sure if the soffits are blocked by the blown in insulation. Is it possible for you to seal the attic ducts (which are now covered by blown in insulation)? Thanks

Project Location: N Payne St, Alexandria, 22314

Comment: Small house,1024 sq feet very cold lower level in the winter. Need to prioritize what needs improving. Summer-hot upstairs bedroom (1 of 2 only), hot kitchen. Seems no a/c coming out of vents in 2nd bedroom. But other issues also. Thanks,

Project Location: Slaters Lane, Alexandria, 22314

Comment: Air leakage around windows; single central air return and lack of airflow from bedrooms with doors closed. Lack of kitchen stove exhaust ducting. Ground floor condominium unit, 2 bed, 2 bath, 1200 sqft.

Project Location: ROLLING CREEK WAY, Alexandria, 22315

Comment: Master bedrm is above garage. Floor in the bedroom is cold in the winter (even though it is carpetted). The room is colder than other rooms on the second floor. In the summer it is warmer. We are wondering about insulating the garage and if that would help.

Project Location: Waterside Lane, Alexandria, 22309

Comment: Looking to get an estimate for blown in insulation. We just had the roof replaced and now want to have the insulation up to par. Also wondering if you first remove the old insulation?

Project Location: N Fayette Street, Alexandria, 22314

Comment: Need crawl space insulated and Vapor lock.

Project Location: Pommander Walk Street, Alexandria, 22314

Comment: Inconsistent temperature throughout the house. Baseboards need insulation.

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