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  • Average homeowner rating star icon4.2
    Average homeowner rating
  • Verified reviews icon130
    Verified insulation services reviews

Find Insulation pros in Potomac Falls

Avatar for Prudent Homes
Prudent Homes
4.7(
236
)

Serving Potomac Falls, VA and surrounding areas

Approved

In business since 2002

Free estimates

Warranties offered

"David and his team were very professional and the work they did was excellent---we could tell the difference the next day. The temperature on the 2nd floor is several degree lower than before due to the new insulation and feels much more comfortable. David has solid knowledge regarding insulation and he explains things clearly. Definitely would recommend David and Prudent Homes to my friends and neighbors."
25 neighbors recently requested a quote
Recommended by95%of homeowners
Avatar for Comfenergy, LLC
Comfenergy, LLC
4.6(
54
)

Serving Potomac Falls, VA and surrounding areas

Approved

In business since 2011

Free estimates

Warranties offered

"Comfenergy was very professional thorough from the in-person estimate thru installation. Even though we didnt have a full energy audit, they still go over your entire home and tell you what should and what needs to be done. Some of the little things we did ourselves, or had our handyman. Then Comfenergy did the big part, seal and insulate the attic. We still had late 80's insulation and never a sealing done. It ended up being over an 8 hour project. They were not the cheapest estimate, but definitely the most in-depth review and recommendations provided. The two man team that did the actual work were very professional, showed us the work as the progressed, and good clean up job after all was done."
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+68

Response time1 day
21 neighbors recently requested a quote
Recommended by91%of homeowners
Avatar for Discount Energy Services
Discount Energy Services
4.3(
89
)

Serving Potomac Falls, VA and surrounding areas

Approved

In business since 1984

Free estimates

Warranties offered

"We had a great experience with Discount Energy Services. They insulated our entire attic and crawl space, and from start to finish they were professional, responsive, and easy to work with. The turnaround time was impressively quick, the quality of the work was excellent, and we felt the value was very good for the scope of the project. The team was efficient, knowledgeable, and clearly took pride in doing the job well. We really appreciated how smoothly the whole process went and would gladly recommend Discount Energy Services to anyone looking for high-quality insulation work."
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+2

Response time1 day
17 neighbors recently requested a quote
Recommended by82%of homeowners
Avatar for Northern Virginia Insulation and Exteriors, LLC
Northern Virginia Insulation and Exteriors, LLC
4.1(
159
)

Serving Potomac Falls, VA and surrounding areas

Approved

In business since 2014

Free estimates

Credit card accepted

"I am very pleased with how my attic insulation project turned out. when the company came to my house to give an estimate they evaluated my current insulation, told me what I needed to bring my home up to the current standards for attic insulation. (r49) more importantley they told me what I didn't need. I highly recommend this company for your insulation project."
Gallery
32 neighbors recently requested a quote
Recommended by89%of homeowners
Avatar for Founders Insulation
Founders Insulation
4.9(
17
)

Serving Potomac Falls, VA and surrounding areas

Approved

In business since 2022

Free estimates

Credit card accepted

"The company did a good job replacing old insulation in our attic. There was a communication hick-up but the project manager we worked with - Jamie - was able to correct and resolve the issue."
Exterior Walls
Exterior Walls
Roof line
Exterior Walls
Exterior Walls

+11

Response time12 hrs
281 neighbors recently requested a quote
Recommended by75%of homeowners
Avatar for The Fifth Fuel of Virginia, LLC
The Fifth Fuel of Virginia, LLC
4.6(
58
)

Serving Potomac Falls, VA and surrounding areas

Approved

In business since 2012

Free estimates

Credit card accepted

"Louis and his partner we very professional and thorough. They initially put down drop cloths to protect our floors and nearby items. The precisely installed the insulation to match up with what was already on the walls. I had 1 area that we could not clear out completely due to some heavy shelving, and they worked around the shelving and still did a great job. They ensured the new insulation was mounted correctly and attached well with the insulation that was already on the wall. They also fixed up with tape some adjacent pieces of insulation to make it look much neater. When they were finished to thoroughly cleaned up where they had performed the work. I am very satisfied with their work, They did a great job. Thank you"
Response time1 day
65 neighbors recently requested a quote
Recommended by92%of homeowners
Avatar for Home Genius Exteriors
Home Genius Exteriors
4.9(
425
)

Serving Potomac Falls, VA and surrounding areas

Approved

In business since 2004

Free estimates

Emergency services offered

"I was impressed with the quality and skill of the crew, they knew exactly what to do and the result was excellent. I was extremely impressed with the quality of the insulation, and feel much more comfortable with my home! The foreman was excellent, very skilled, and the turn out was outstanding!"
Windows
Windows
Windows
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Siding

+9

Response time9 hrs
Response rate100%
Recommended by90%of homeowners
Avatar for Comfenergy
Comfenergy
3.9(
50
)

Serving Potomac Falls, VA and surrounding areas

Approved

In business since 2013

Free estimates

Warranties offered

"They wanted to inject very expensive sealant into the ducts to seal the seams. The company I hired used insulating tape over the seams instead, for a greatly reduced price. The total price difference in their proposal and the company that I hired was about $4500."
Attic before
Attic after
Historic Waterford Home
Historic Plaque
Crawl space before

+6

Response time1 day
83 neighbors recently requested a quote
Recommended by84%of homeowners
Avatar for ROI Construction LLC
ROI Construction LLC
4.3(
16
)

Serving Potomac Falls, VA and surrounding areas

Approved

In business since 1974

Free estimates

Warranties offered

Why choose ROI Construction? Our Gold Standard guarantee is 100% customer satisfaction, 100% of the time! - It's that simple. No need to keep looking for “Contractor near me,” we are the top local Maryland and DC family owned Exterior company (est. 1974) that delivers the best results and a positive return on investment in the area!\n\nROI also does a final walkthrough of every-single-job to ensure that we deliver a superior finished product for every ROI customer!

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+19

43 neighbors recently requested a quote
Recommended by100%of homeowners
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Insulation questions, answered by experts

The primary downside of radiant barriers is their limited effectiveness in cold climates. They are designed to reflect radiant heat, making them less beneficial in cooler conditions where heat retention is more important. 

Radiant barriers require proper installation to maximize effectiveness. Incorrect placement can lead to minimal benefits. They also do not provide insulation, meaning they should be used in conjunction with traditional insulation for optimal energy efficiency. 

Yes. Bathroom insulation requires a vapor barrier. As a matter of fact, bathrooms and kitchens are the two areas of the home that should always get a vapor barrier because of the excess moisture. If you don’t have a vapor barrier in place in these rooms, the moisture will build up and eventually lead to mold and bacteria, not to mention the destruction of the insulation.

DIY insulation installation is feasible, particularly for basic rolls or batts, if you have the right protective gear and knowledge. However, hiring a professional ensures even, full coverage for maximum efficiency.

Faux wood garage doors provide the best insulation for garages. This style is commonly insulated with polyurethane foam—a thermal conductor—that retains heat and keeps you and the inside of your garage warm.

Vapor barriers in attics are a bit outdated and most areas no longer recommend them for attic spaces. For vented attics, the best method is usually to install drywall and cover it with latex paint before attaching insulation fiberglass, cellulose, or foam insulation. When renovating an attic to use as a living space, a contractor can guide you on the best way to cover insulation.

The Potomac Falls, VA homeowners’ guide to insulation services

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