Spray Foam Insulation in Hagerstown, MD

Find top-rated spray foam contractors and save up to 33% on energy bills

Compare 4 verified spray foam insulation contractors serving Hagerstown, Maryland, backed by 80 customer reviews averaging 4.5★. Whether you're insulating a new build, retrofitting an existing home, or upgrading attic and crawl-space insulation, these pre-screened Hagerstown contractors handle both open-cell and closed-cell spray foam. Homeowners here typically cut energy bills by around 33% — get free quotes and read verified reviews below.

💰 Estimated Energy Savings in Hagerstown

33%
Average Energy Savings
Typical range: 28% - 38%
$1,426
Estimated Annual Savings
Based on $360/month average energy cost
5 years
Average Payback Period
Return on investment timeline

Note: Actual savings vary based on home size, current insulation, energy rates, and climate conditions. These estimates are based on Department of Energy data for Mixed-Humid.

Verified Contractors in Hagerstown

5
3 Google reviews

Recent Reviews:

Mrs. Garcia★★★★★6 years ago

Spray foam insulation of our 1500 sq ft kennel building. Mike was wonderful to work with.

Laurie Deavers★★★★★a year ago

Excellent reputable owner. Hard working ! Reasonable prices! I highly recommend

Tree Top★★★★★6 years ago

Mike and the gang is ALWAYS TOP NOTCH! About 15 years now and over a dozen jobs! Always good to go.

4.9
54 Google reviews

Recent Reviews:

Greg Martin★★★★★2 years ago

Got into contact with Toby and Western Cary through a recommendation from a friend. I'm a home owner and friend does commercial work so was happy to hear they would do residential as well. It was a great experience with Toby and Denise in the office and Kaleb and John in the field with their crews. Install quality was great as was the follow through to make sure I was happy. No hesitation to work through my questions (I had a lot) or the things that I needed done. I had R21 bats installed in the walls and blow-in for the ceiling.

Robert★★★★★4 months ago

Pat did a great job installing our new garage doors. Denise was great to work with thru the entire process. Our door look amazing and the Genie direct drive openers are so quiet you don’t even know there are being used.

Chris Crespo★★★★★3 months ago

Excellent work! Toby was super awesome with excellent communication after my initial call to him! Dean & Seth, the installers were very personable, efficient and quick. Finally, Rachael in the office handled the scheduling and billing with ease! All around great group to work with to get some extra insulation added into our attic. I would highly recommend them!

4.7
13 Google reviews

Recent Reviews:

John Fredlund★★★★★3 months ago

Got insulation from their Spray Foam Solutions group. Price was high, but what I had been warned to expect. Showed up one day late after informing me a couple days before, but finished job in exactly the time I was told. Cleaned up well after their work (except I found one screw near the driveway). Supremely nice people to work with. Did not require any obnoxious contract provisions as so many other contractors do lately.

Anita Cole★★★★★2 years ago

This Company is Awesome.. Very Knowledgeable, They did an Awesome Job. Cleaned up everything. Very fair price. Very Friendly. I would Highly recommend them. If your looking for insulation this is the Company for you from Start to Finish you can see how it looked then finished

Pamela McInnes★★★★★6 years ago

Stephen and his team did a fabulous job of insulating a space behind a bedroom wall and adjacent bathroom wall that was completely uninsulated. We suffered through two cold winters that heaters couldn't solve in these room. Stephen evaluated the project efficiently and then oversaw the work. It was performed beautifully by the team and they cleaned up before leaving. Everything was immaculate. Most impressed with this company and this project manager.

3.4
10 Google reviews

Recent Reviews:

K Pin★★★★★2 years ago

I've been a homeowner for 21 years. In all that time, I have used dozens of contractors for renovation, HVAC, roofing, electrical, plumbing, etc. I can now add Dan Smallenbroek as only the third contractor/consultant that I trust implicitly to that list. Prior to working with Dan, I received an estimate from another highly regarded insulation company for attic encapsulation. In fact, that company's name was the only one I had heard from anyone I asked about potential insulation companies. The salesman was knowledgeable, but had a one size fits all approach. This other guy didn't try to understand what I was trying to accomplish and just kept telling me that trying anything else would not work. I called Accurate Insulation to get a second estimate to see if it jived with the competitor's. I explained to Dan that I thought I already had a good company with a reasonable quote but wanted to make sure I was getting what I really wanted. Dan promised to come out, survey my attic, and give an honest recommendation. With his help and collaboration, I picked a system that worked for finishing an attic. He spent a significant amount of time educating me about R values, the difference between blown in, fiberglass, open and closed cell insulation, and the rebates and tax credits for which I was potentially eligible. He was never pushy and not for a second did I feel that he was trying to upsell. The energy audit ended up getting me a 35% rebate which Dan facilitated on the front side. He also gave me the resources to help me apply for a federal tax credit which means the final cost for the entire insulation project will be a whopping 50% off Accurate's quoted price. This doesn't mean others will have the same result, but it's nice learning ahead of time what your all-in cost will be instead after the fact when you're not eligible anymore. The energy audit process means that everything takes more time, but it also means you'll probably make a better informed decision at a fraction of what a job actually costs. It's 91 degrees oustide right now. My HVAC unit currently sits in conditioned air space at 74 instead of 130 degrees and we're in the process of having the attic finished off as an office for my wife. I'd be remiss in not saying Accurate's energy auditor, Mike Sears, spent an extra 90 minutes post-audit going over problem areas in my house and offering his own insights for improving energy efficiency. The encapsulation reduced air flow loss by 31% which has to translate to lower heating and cooling costs going forward. If you're considering insulating your attic, I can not recommend Dan Smallenbroek and his crew with Accurate Insulation highly enough. Much obliged - Kevin & Diann

A Sommers★★★★★8 years ago

Outstanding company w/professional & courteous employees. We called on Thursday to have a spring replaced in our garage door, Andy called us back within an hour to schedule appt. & send proposal. Tuesday morning @9am Nathan & another gentleman showed up to do the work. They did a fantastic job, were done in less than an hour:) We highly recommend Accurate Insulation of Hagerstown.

Albert Day★★★★★5 years ago

Glad I have called you all b4 calling Lowes.... The guys were great and well knowledge. Will us company in future fo service or maintenance

Frequently Asked Questions — Spray Foam Insulation in Hagerstown

These are the questions Hagerstown homeowners ask most about spray foam cost, R-value, and open- vs. closed-cell foam — with context for local pricing and roughly 33% typical energy savings. Compare the 4 verified Hagerstown contractors above for exact quotes.

Is spray foam insulation a good investment in Hagerstown?
For homes in mixed-humid climates like Hagerstown, MD, spray foam is typically an excellent investment. The combination of hot summers, cold winters, and significant humidity means your home faces insulation challenges year-round. Spray foam addresses all three — providing thermal insulation in both seasons while controlling moisture infiltration. Most homeowners in MD see payback periods of 4–7 years. As with any tight building envelope, ensure your home has adequate mechanical ventilation to manage interior moisture.
How does humidity affect spray foam insulation performance in Hagerstown?
In mixed-humid climates like Hagerstown, MD, moisture management is as important as thermal performance. Closed-cell spray foam acts as a Class II vapor retarder, preventing moisture from infiltrating walls and attics where it causes mold and structural damage. This dual function — insulation plus moisture control — is why spray foam outperforms traditional insulation options in MD's climate. However, because the building envelope becomes tightly sealed, proper mechanical ventilation is strongly recommended to allow interior moisture from daily activities to escape without losing conditioned air.
Is spray foam insulation worth the cost?
For most homeowners, yes. Spray foam creates an air-tight seal that traditional insulation cannot match, reducing energy bills by 15–35% annually. It also adds structural rigidity, acts as a moisture and vapor barrier, reduces outside noise, and can increase home resale value. The higher upfront cost compared to fiberglass is typically recovered within 3–7 years. One important note: because spray foam creates a very tight building envelope, proper mechanical ventilation is important to maintain healthy indoor air quality and prevent interior moisture buildup. This is typically handled by an Energy Recovery Ventilator (ERV) — a system that brings fresh outside air in while pushing stale air out, recovering the energy from the outgoing air so you don't waste what you paid to heat or cool — or a Heat Recovery Ventilator (HRV), which works similarly but is optimized for cold climates. A qualified contractor will assess whether your home needs ventilation upgrades as part of the installation.
How much does spray foam insulation cost in Hagerstown, MD?
In Hagerstown, MD and the surrounding area, spray foam insulation typically costs $1.00–$3.00 per square foot installed, depending on the type and your home's specifics. Open-cell foam runs $0.44–$0.65 per board foot, while closed-cell foam costs $1.00–$2.00 per board foot. A typical 2,000 sq ft home attic in Hagerstown costs $2,000–$6,000. Most Hagerstown homeowners recoup this investment within 3–7 years through energy savings of 15–35% annually.
What is the difference between open-cell and closed-cell spray foam?
Open-cell spray foam is softer, less dense, and less expensive. It expands significantly and is ideal for interior walls, attics, and soundproofing. Closed-cell spray foam is denser, stronger, and provides a moisture barrier — making it better for exterior applications, crawl spaces, and areas prone to flooding or humidity. Closed-cell also has a higher R-value per inch (R-6 to R-7 vs R-3.5 to R-4 for open-cell). One key difference: open-cell foam allows some vapor movement, while closed-cell acts as a vapor barrier — an important consideration for your home's ventilation needs.
How long does spray foam insulation last?
Spray foam insulation is one of the most durable insulation options available, with a lifespan of 80+ years when properly installed. Unlike fiberglass batting which can sag and settle over time, spray foam maintains its shape and insulating properties indefinitely. It will typically outlast the building it is installed in.
How do I find a qualified spray foam insulation contractor in Hagerstown, MD?
When searching for a spray foam contractor in Hagerstown, MD, look for ones who are licensed, insured, and have verifiable reviews. Spray foam requires specialized equipment and training — improper installation can cause off-gassing, adhesion failure, or fire hazards. Ask for references, verify their insurance, and get at least 2–3 quotes. A qualified Hagerstown contractor will also assess your home's ventilation needs — a tightly sealed spray foam installation requires adequate mechanical ventilation to prevent moisture and indoor air quality issues. FoamMatch pre-screens all listed contractors in Hagerstown for licensing and insurance so you can compare verified professionals in your area.
How long does spray foam installation take?
Most residential spray foam jobs take 1–2 days depending on the size of the area. A standard attic takes 4–8 hours. After spraying, the foam cures within 24 hours, though most contractors recommend waiting 24–72 hours before occupying the space due to off-gassing during the curing process.
Does spray foam insulation need to be replaced?
No — spray foam insulation does not need to be replaced under normal circumstances. Unlike fiberglass insulation which degrades over time, spray foam maintains its R-value and air sealing properties for the life of the building. The only reasons to remove or replace spray foam are water damage, renovation work, or improper original installation.