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TRUSTED BY ROCKVILLE, VA HOMEOWNERS

  • Average homeowner rating star icon4.5
    Average homeowner rating
  • Verified reviews icon75
    Verified insulation services reviews

Find Insulation pros in Rockville

Avatar for Home Genius Exteriors
Home Genius Exteriors
4.7(
161
)
Batt, Rolled or Reflective Insulation - Install or UpgradeBlown-In Insulation - Install or Upgrade

Serving Rockville, VA and surrounding areas

Approved

Super Service Award Winner

In business since 2005

Free estimates

Emergency services offered

"Ralph Bertrand from Home Genius Exteriors came out to thoroughly examine our roof. Ralph showed us many photos & a video of our roof, outside & inside. Ralph took the time to answer any questions we had. He explained the various products used & levels of warranty available. We really appreciated the time Ralph spent explaining everything to us, all without pressure to buy. The day of install arrived & the team was on time & ready to work! One thing we liked was that there was someone there from Home Genius Exteriors during the whole time of install. Richard Bowan, the Install Manager, was there to oversee everything & he did an amazing job. They placed large tarps over all our landscaping & got right to work. Rich kept us updated on progress throughout the day & answered any questions we had. In addition to the new roof, we also had new gutters with leaf guards & downspouts installed. When the work was completed, we walked around the house with Rich. Everything was completely cleaned up; there was nothing left behind or out of place. Our home looks amazing. The new roof, gutters & downspouts really look beautiful. We loved our experience with Home Genius Exteriors, especially working with both Ralph & Rich. They were so professional & knowledgeable. We would recommend them to others & if we needed additional work, we would definitely call Home Genius Exteriors."
Roofing
Roofing
Roofing
Roofing
Roofing

+77

Recommended by90%of homeowners
Avatar for The Drying Co
The Drying Co
4.4(
52
)
Blown-In Insulation - Install or UpgradeSpray Foam Insulation - InstallBatt, Rolled or Reflective Insulation - Install or Upgrade+2 more

Serving Rockville, VA and surrounding areas

Approved

In business since 2002

Free estimates

Warranties offered

"The process went very smoothly.  There were several teams that worked on my project.  The initial workers removed all of the old insulation and trash left under the house during construction, and cleaned the joists.  Later a perimeter drain system was installed, and the final job was to insulate the foundation perimeter and install the vapor barrier.  

All the work was done in a professional manner and the workers were all very courteous.  They were on time and on budget."
Unsealed porous foundation walls. Efflorescence has grown along the outside walls.
Plastic is laid out to protect the freshly pained walls and floor.
Open vents in the foundation walls allow outside air and moisture to infiltrate the crawl space, increasing the relative humidity and allowing mold spores to thrive inside.
Spray foam application in progress on warehouse walls.
The dirt floor is exposed, which will allow the moisture from the earth to rise uncontested into the crawl space, adding to the increase in relative humidity.

+97

Response time2 days
Response rate100%
121 neighbors recently requested a quote
Avatar for Managed Services Group, LLC
Managed Services Group, LLC
4.8(
43
)
Blown-In Insulation - Install or UpgradeSpray Foam Insulation - InstallBatt, Rolled or Reflective Insulation - Install or Upgrade+1 more

Serving Rockville, VA and surrounding areas

Approved

In business since 2008

Free estimates

Warranties offered

"Shane and his crew were awesome - removed a ton of old, nasty insulation from the attic of our investment property. Left everything spotless. Extremely competitive pricing. We will definitely use their services again."
Hanging the Dehumidifier
Hanging the Dehumidifier
Clean
Attic Entrance
Crawlspace Access

+62

Response time2 days
20 neighbors recently requested a quote
Recommended by82%of homeowners
Avatar for The Drying Company, LLC
The Drying Company, LLC
4.2(
157
)
Blown-In Insulation - Install or UpgradeSpray Foam Insulation - InstallBatt, Rolled or Reflective Insulation - Install or Upgrade

Serving Rockville, VA and surrounding areas

Approved

Super Service Award Winner

In business since 2006

Free estimates

Warranties offered

"Matt Epperly was very professional and new about insulation for our crawl space. He came and went under our house and took pictures. We did not know about the mold which he showed us. He made the suggestion of the spray foam and the Friction-fit rigid foam board door panel to be installed behind our existing crawl space access door. Spray Foam in crawl space rim and band joist for air-sealing and insulation. He also mentioned before the foam insulation spraying anti-microbial solution on all crawl space wood substructure. We were also told we would get free a Wireless Hygrometer. It displays the temperature and humidity both inside your crawl space. It was all accomplished in a few hours. They informed us for our protection to leave the home and come back. Everything was done neatly and no mess left."
Attic Before - Fiberglass Insulation
Water Damage and Open Vents
Before Crawl Space - Mold on Joists
Attic Air Sealing
Mold in Crawl Space

+132

Response time1 day
134 neighbors recently requested a quote
Recommended by92%of homeowners
Avatar for USA Insulation of Greater Richmond
USA Insulation of Greater Richmond
New to Angi
Blown-In Insulation - Install or UpgradeBatt, Rolled or Reflective Insulation - Install or UpgradeInjection Insulation - Install+1 more

Serving Rockville, VA and surrounding areas

Approved

Free estimates

Credit card accepted

We’re a locally owned team dedicated to making Richmond homes more comfortable, energy‑efficient, and welcoming. From attics and walls to crawl spaces, we use high‑quality insulation and careful installation to solve hot and cold spots, reduce energy bills, and improve year‑round comfort. Homeowners choose us because we communicate clearly, show up when we say we will, and treat every home with respect. If you’re looking for friendly experts who take pride in doing the job right, we’d be honored to help improve your home’s comfort.\n\n

10 neighbors recently requested a quote
Quality Eco Technologies
4.5(
23
)
Batt, Rolled or Reflective Insulation - Install or UpgradeBlown-In Insulation - Install or UpgradeInjection Insulation - Install

Serving Rockville, VA and surrounding areas

In business since 2016

Free estimates

Credit card accepted

"The installers were professional and courteous, they cleaned up after themselves and left my home in the same condition as when they arrived. The blown-in insulation has made a noticeable improvement over the temperature on our 2nd floor."
Recommended by94%of homeowners
RWC II, Inc.
4.7(
20
)
Batt, Rolled or Reflective Insulation - Install or UpgradeBlown-In Insulation - Install or UpgradeInjection Insulation - Install+1 more

Serving Rockville, VA and surrounding areas

In business since 2015

Free estimates

We are a locally owned and operated company that values honesty, integrity, and treats your home as if it were our own. You will find us to be competitively priced, while still paying close attention to the details of each and every project that we are involved with. We look forward to building lasting relationships, and guarantee your satisfaction. Give us a call today to get your project started!

Response time3 days
Recommended by100%of homeowners
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Insulation questions, answered by experts

If you’re a savvy DIYer around the house, own the basic tools, and have enough time on your hands, you can definitely install fiberglass insulation yourself. Doing the work yourself will certainly keep overall insulation costs down. However, if you’re not confident in your handy skills around the house, call in a professional.

Yes, insulating your cold water pipes is a great way to prevent condensation. When warm, humid air meets cold pipes, condensation forms, which can drip and cause moisture issues in your home. Pipe insulation acts as a barrier between the warm air and the cold pipes, keeping condensation at bay and helping you avoid potential problems like mold or structural damage.

The lifespan of cellulose insulation is 20 to 30 years, on average. That said, it’s important to start checking your insulation after year 10 to check for degradation, mold, mildew, and other potential problems. Every 10 years, you should also confirm your home’s insulation is in line with updated local building codes.

Adding insulation to ceilings is an excellent way to increase the energy efficiency of your home. If your home's layout is such that you need insulation in the ceilings rather than in the roof, it's likely that at least some insulation already exists in the space. However, each additional inch of insulation you can add boosts the R-value by between 2.2 and 4.2.

In addition to adding insulation to your attic, you may want to add a radiant barrier. A radiant barrier works by using reflective material, such as foil, on the attic floor. As heat penetrates the roof and enters the attic, the radiant barrier reflects the heat upward and back through the roof. If you receive a lot of direct sunlight on the roof, using both a radiant barrier and insulation in your attic can provide significant benefits.

The Rockville, VA homeowners’ guide to insulation services

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