Insulation Contractor Arlington, VA
We distinguish ourselves from other insulation contractors in by providing excellent and cost-effective solutions. Given our experience in dealing with different scenarios, our experts are sharp-witted and capable of devising solutions to resolve issues.
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Types of Insulation We Provide
We offer various insulation types to meet your specific needs and budget requirements.
Spray Foam Insulation
Premium quality spray foam insulation that expands to fill gaps and cracks, providing superior air sealing and energy efficiency for your home or business.
Batt Insulation
Traditional fiberglass or mineral wool batts that fit between wall studs, floor joists, and ceiling rafters. Cost-effective solution for standard construction.
Cellulose Insulation
Eco-friendly blown-in insulation made from recycled paper materials. Excellent for attics and wall cavities with superior fire resistance.
Fiberglass Insulation
Versatile and affordable insulation option available in batts or loose-fill. Proven thermal performance for residential and commercial applications.
Crawl Space Insulation & Encapsulation in Arlington
Protect your Arlington home from moisture, mold, and energy waste with professional crawl space solutions.
The Hidden Problem Beneath Your Arlington Home
If your Arlington home was built before 1990, there's a good chance your crawl space is uninsulated with an exposed dirt floor. This creates serious problems:
- 70-80% humidity in summer causes mold, musty odors, and wood rot
- Cold floors in winter make first-floor rooms uncomfortable
- 15-25% energy waste drives up heating and cooling bills year-round
- Poor indoor air quality affects your family's health (50% of home air comes from crawl space)
Complete Crawl Space Protection
DMV Foam's crawl space encapsulation creates a clean, dry, energy-efficient space under your home:
- Spray foam insulation — Air-tight R-12+ thermal barrier that doubles as moisture protection
- Industrial vapor barriers — Heavy-duty 12-20 mil liners prevent ground moisture (lasts 20-50 years)
- Humidity control — Commercial dehumidifiers maintain healthy 50-55% levels year-round
- Sealed vents — Stops humid outdoor air from entering and causing condensation
- Professional mold removal — Eliminate existing growth before sealing it in
Investment & Savings
Typical Arlington crawl space encapsulation: $4,500-$8,000
Your annual savings: $400-$600/year in reduced energy costs
Payback period: 7-10 years
Avoided costs: $5,000-$25,000 in mold remediation and structural repairs
Free Crawl Space Inspection
Our Arlington team will inspect your crawl space, measure humidity levels, identify moisture sources, and provide a detailed written estimate—at no cost to you.
Expert Resources
→ Complete Guide: Crawl Space Insulation in Northern Virginia
→ Cost Breakdown: What to Expect in Fairfax County
→ Virginia Building Codes: Requirements Explained
→ Mold Prevention: Stop Growth Before It Starts
Why Arlington Homeowners Choose DMV Foam
- Veteran-owned & operated since 2009
- In-house crews (no subcontractors)
- Building science certified (BPI)
- Lifetime spray foam warranties
- Free inspections & estimates
- Financing available
Choosing DMV for Spray Foam Insulation?
There are many spray foam insulation companies in Arlington but none like DMV Foam. We are a full-service spray foam insulation contractor in Arlington since 2005. We strive to help you reduce your energy bills and create a comfortable environment for you and your family irrespective of the weather conditions outside. Using state-of-the-art technology, top-rated products, and best practices, we help you with all your insulation needs wherever you are in Arlington.
Each of our insulation professionals and experts has been hand-picked, thoroughly trained, and has the experience to give you excellent results. Our dedication to informing you about the newest high-performance insulation products is unmatched. Trust us to help you find the ideal, energy-efficient insulation choice while staying within your budget. We have years of experience guiding our clients from consultation to installation, and your satisfaction is our utmost priority.
Services
We offer our service for various types of buildings and structures.
Commercial
We provide complete energy performance solution in any commercial design. Guaranteed to provide cost effective, efficient insulation to insulate interior cavities with flexible design.
Residential
Make your home feel more comfortable. Spray foam insulation allows your home heating and cooling units to work more efficiently. Get a reduction power costs as much at 35% without losing efficiency and comfort.
Agriculture
Saving agricultural business and operators for decades. Spray foam insulation protect your crops from damage, maintaining a sufficiently insulated building for your livestocks with less use of energy and fuel.
Full List of Services
Crawl Space or Attic insulation Expert Arlington VA
There is nothing more precious than you and your family and consequently the home that protects and shelters you as well. It's where you make memories and the place that provides you with an identity and a sense of belonging. However, sometimes the cost of maintaining a home can get expensive. For instance, you can find yourself spending a lot on heating and cooling bills in your Arlington Home. With investments like Attic Insulation Arlington Va can save you a lot of money.
In Arlington for instance, summers are warm and muggy, winters are very cold and snowy and the temperature throughout the year ranges from 28 O F to 87 0 F. Without proper insulation, your home will lose heat during winter and cool air during summer. At DMV Foam we provide commercial, residential, and agricultural spray foam insulation in Arlington and the surrounding areas including Falls Church, Bethesda, Springfield, and Washington DC.
The best Spray Foam solutions for your Home
Poor air quality and increased heating and cooling bills are signs of insufficient insulation in your home. Attics, basements, garages, floors, wall cavities, and other components in your building can let air sip in and out. Spray Foam can help a great deal and when applied properly it can provide excellent thermal insulation and an airtight seal because it has a higher R-Value. It can be used to insulate a new home or added in place of existing insulation.
It is applied as a liquid and expands to fill any gaps and voids thus providing exceptional thermal performance and an effective air barrier. It quickly expands 30-60 times more than the original volume. It adheres tightly to surfaces like wood, pipes, electric cables, plywood, etc. Spray Foam is made from polyurethane foam, the same material used in soft products like mattresses and couches.
Professional Insulation Company in Arlington Va
There are two types of spray foam insulation: closed cell and open cell insulation. Open cell insulation in Arlington is cheaper than the denser closed cell. The Spray Foam Insulation Cost in Arlington ranges from $1400 up to $20000. Open cell costs $0.70 to $1.10 per board foot and closed cell cost ranges from $1.20 to $1.80 per board foot. Both closed and open cell insulation is effective, and DMV is here for all your residential, commercial, and agricultural insulation needs.
The Arlington, Virginia area is known to have cold spells now and then and hot summers and you do not want to be caught off-guard. Our trained technicians will insulate your home without burning a hole in your pocket. We love challenging projects as it brings the best out of our team and helps improve our skills and expertise. We are proud to offer free estimates, so if you need insulation services, give us a call today! We look forward to working with you.
Insulation in Arlington, VA: Rowhouses, Bungalows & Metro-Corridor Density
Tight attics, party walls, flight-path noise, and 1920s-1940s Cape Cods — Arlington insulation is craft work.
The Arlington Housing Stock
Arlington is the densest county in Virginia and one of the most varied housing markets we work. The bones range from 1920s-40s Sears-kit and craftsman bungalows in Lyon Village, Ashton Heights, Maywood, and Cherrydale, to postwar Cape Cods and ranches in Westover, Bluemont, Bonair, and Boulevard Manor, to 1990s-2010s in-fill rowhouses and townhouses in the Rosslyn-Ballston corridor and along Columbia Pike, to high-density mid-rise condos in Crystal City, Pentagon City, and Clarendon. The single thread: most of these homes have small footprints, tight construction tolerances, and almost no margin for sloppy insulation work.
Tight Attics & Cape Cod Knee-Walls
Arlington bungalow attics are often the tightest we work in the DMV — low-slope hipped roofs with maybe 36 inches of headroom at the peak. Standard blown-in machines don’t fit. We use low-profile equipment, work prone, and pre-stage materials in the attic before the crew goes up. For Cape Cod and Dutch Colonial homes with finished half-stories (think Ashton Heights and Lyon Village), the right move is usually to treat the knee-wall as the air barrier and convert the attic above to an unvented assembly with roof-deck closed-cell. That’s how you actually get the second story comfortable.
Rowhouse Insulation: Party Walls & Side-Yard Access
Arlington rowhouses share masonry party walls (usually 8-12 inches of brick or block), which don’t need insulation but do need air sealing where they meet the roof and floor framing. The action is on the front, rear, attic, and basement walls. We do attic and roof-deck spray foam from the inside, dense-pack cellulose in the front and rear stud cavities (where present), and rim-joist closed-cell in basements. When there’s a shared chimney or party-wall penetration, we coordinate with neighbors and work clean.
Reagan National Airport Flight-Path Noise
Arlington homes under the DCA flight path — parts of Crystal City, Aurora Highlands, Pentagon City, Long Branch Creek, and pockets of South Arlington — deal with regular jet noise. The same air-leak paths that lose conditioned air also let noise through. Closed-cell spray foam at the roof deck plus dense-pack cellulose in the walls is the most cost-effective acoustic upgrade short of replacing windows — we routinely document 8-15 dB interior noise reductions after a full envelope upgrade. See our sound insulation page.
Arlington County Permits & Codes
Arlington County is its own permitting jurisdiction. Insulation work tied to remodels, finished basements, or wall openings goes through Arlington County Inspection Services. We pull permits and handle inspections. Arlington is in Climate Zone 4A: R-49 attic, R-20 walls, R-19 floors over unconditioned space. For background on the materials, see our attic insulation services and our blog on townhouse vs detached insulation strategy.
Arlington Insulation FAQs
Quick answers to the questions Arlington homeowners ask us most.
How do you insulate Arlington rowhouses with party walls?
Arlington rowhouses (Lyon Park, Maywood, Cherrydale, Rosslyn-Ballston corridor) typically have shared masonry party walls and tight side-yard access. We do attic and roof-deck spray foam from inside, dense-pack cellulose in any uninsulated front and rear walls (party walls are usually masonry and don't need insulation), and rim-joist spray foam in basements. We coordinate with neighbors when work touches a shared wall, and we work clean — drop cloths, daily cleanup, and negative-air dust control.
Can you reduce Reagan National airport noise with insulation?
Yes. Arlington homes under the DCA flight path (parts of Crystal City, Aurora Highlands, Pentagon City, parts of South Arlington, Long Branch Creek) deal with regular jet noise. Closed-cell spray foam at the roof deck plus dense-pack cellulose in walls can cut interior noise by 8-15 dB. We pair this with acoustic-grade window upgrades when noise is severe. The biggest single improvement is usually a fully air-sealed and densely-insulated attic and roof — sound and air leak through the same paths.
How do you handle tight Arlington bungalow attics?
Many Arlington 1920s-40s bungalows have low-slope hipped roofs with attic spaces that are too short to stand in. We work prone with low-profile blowing equipment, pre-stage materials, and use roof-deck spray foam where attic access is too restricted for blown-in. Where there's a knee-wall configuration (common in Cape Cod and Dutch Colonial styles around Lyon Village and Ashton Heights), we treat the knee-wall as the air barrier and either insulate the slope or convert to an unvented sealed attic.
Do I need an Arlington County permit for insulation?
For straight attic top-ups and accessible insulation upgrades, generally no permit is required in Arlington County. Anything tied to a remodel, finished basement, addition, or work that requires opening or closing wall assemblies does need a permit through Arlington County Inspection Services. We pull all required permits and meet inspectors on site. Arlington County is in Climate Zone 4A — code minimums are R-49 attic, R-20 walls, R-19 floors over unconditioned space.
How much does insulation cost for an Arlington bungalow or rowhouse?
Typical Arlington pricing: attic blown-in top-up with air sealing on a 1,000-1,400 sq ft footprint runs $1,500-$2,800; dense-pack cellulose in front and rear wall cavities of a rowhouse runs $2,500-$5,500; rim-joist closed-cell spray foam runs $700-$1,400; basement-wall spray foam (where ceiling height is being lost) runs $1,800-$4,500. Whole-envelope upgrade for a typical Arlington bungalow lands $5,500-$10,500.
Service Areas
Take a look at our service area.
Our Insulation Services in Arlington
We offer comprehensive insulation solutions tailored to Arlington homes and businesses:
Batt Insulation in Arlington | Cellulose Insulation in Arlington | Fiberglass Insulation in Arlington | Spray Foam Insulation in Arlington
