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Avatar for A-1 Duct Cleaning Services
A-1 Duct Cleaning Services
4.5(
53
)
Air Ducts & Vents - Clean

Serving Arrington, VA and surrounding areas

Approved

In business since 2006

Free estimates

Credit card accepted

"A1 Duct Cleaning Services cleaned and sanitized two HVAC systems for me, plus performed mold mitigation. Mr. Thomas handled everything very professionally and thoroughly. I highly recommend this business."
A-1 Duct Cleaning
Before photo
A-1 Duct Cleaning
A-1 Duct Cleaning
Before photo

+8

14 neighbors recently requested a quote
Recommended by67%of homeowners
A-1 Duct Cleaning Services
4.8(
21
)
Air Ducts & Vents - CleanBoiler or Radiator Heating System - Install or ReplaceBoiler or Radiator Heating System - Install or Replace - For Business+48 more

Serving Arrington, VA and surrounding areas

In business since 2006

Emergency services offered

"Keith did an amazing job. He took his time and made sure each vent and the duct work was cleaned properly. He also sanitized the return. Everyone needs yo have this done and I highly recommend a1 duct services to perform this job."
Additional Photos
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+2

Recommended by95%of homeowners
Avatar for Vortex Air LLC
Vortex Air LLC
5.0(
16
)
Central A/C - InstallCentral A/C - Service or RepairDuctless Mini-split A/C - Install or Replace

Serving Arrington, VA and surrounding areas

In business since 2025

Free estimates

Credit card accepted

"I had a great experience with Vortex Air. They came to my home and professionally installed a Bosch unit. The entire process was smooth, timely, and handled with a high level of professionalism. They showed up on time, completed the work efficiently, and were very cost-effective compared to other options I looked into. I highly recommend Vortex Air for anyone looking for reliable and professional HVAC services."
Response time7 hrs
Avatar for EXCEL HEATING & COOLING
EXCEL HEATING & COOLING
4.5(
28
)
Boiler or Radiator Heating System - Install or ReplaceBoiler or Radiator Heating System - Install or Replace - For BusinessBoiler or Radiator Heating System - Repair or Service+47 more

Serving Arrington, VA and surrounding areas

In business since 1953

Free estimates

Emergency services offered

"Under new Ownership! I have known the owners personally for 20+ years and can attest that they are amazingly generous, kind, and selfless people. Last month, the HVAC went out in one of my rental homes. I was out of town, and Excel flawlessly completed the project on time and without any complications. My tenants were completely satisfied with the level of professionalism they demonstrated, and I found their pricing to be very reasonable. I'm switching my HVAC company to Excel because of my inside knowledge of who the owners are and the high level of reliability and integrity the possess. You can't go wrong with Excel!"
Recommended by91%of homeowners
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Heating and Air Conditioning questions, answered by experts

Water buildup in your HVAC system is a cause for alarm. If water accumulates in your ductwork, it can drastically lower your home's air quality and create safety hazards. These risks include mold growth, damage to your HVAC system, and attracting pests that are seeking water into your ducts. Proper insulation and sealing of ducts can prevent this, and regular inspection and maintenance can address water damage problems before they become too severe.

If possible, avoid placing furniture in front of a return air vent. A blocked air vent can cause your HVAC system to use more energy, which in turn can lower the life span of your unit and raise your energy bill. Furniture can also trap hot or cold air, damaging your furniture or appliances. 

Professional duct installers suggest leaving between six and 12 inches of space in front of an air return vent. If you must place furniture in front of a return air vent, try to aim for putting furniture over a floor vent instead of in front of a wall vent, and avoid draping curtains over any vent system.

When deciding whether to repair or replace your air conditioner, several factors should be considered. It is generally worth repairing the unit if it's less than 10 years old, the warranty is still active, and you're dealing with a one-off issue. Most central AC units last about 15 years, while window units last 8 to 10 years. If your unit is approaching or has surpassed the 10-year mark and requires frequent or costly repairs (e.g., over $5,000), replacement is often the more sensible long-term investment. For older, inefficient, or out-of-warranty units experiencing multiple problems, replacing it is typically the better choice.

There are a few things you can do to make your AC repair technician’s job easier and your home more comfortable while you wait for AC repair:

  • Cut back trees, shrubs, and weeds around the outdoor compressor 

  • Clear a pathway inside and outside to your AC components

  • Set up a ladder for attic access if necessary

  • Pull your window AC out of the window and place in an easily accessible spot

  • Supplement with fans and open windows to help keep your house comfortable

Replacing an HVAC system does not always include new ductwork. The decision depends on the condition of your existing ducts. If they are in good shape, correctly sized for the new unit, and meet current standards, they can often be reused. However, if the ducts are damaged, poorly designed, or improperly sized, they will likely need to be replaced or upgraded to ensure the new system operates efficiently. An HVAC contractor will assess your ductwork and recommend the best course of action. Typically, ductwork is purchased separately, and a full replacement will add to the overall project cost.

The Arrington, VA homeowners’ guide to heating and air conditioning services

From average costs to expert advice, get all the answers you need to get your job done.