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TRUSTED BY CATONSVILLE, MD HOMEOWNERS

  • Average homeowner rating star icon4.3
    Average homeowner rating
  • Verified reviews icon122
    Verified insulation services reviews

Find Insulation pros in Catonsville

Avatar for Koala Insulation of The Greater Baltimore Area
Koala Insulation of The Greater Baltimore Area
4.8(
13
)
Blown-In Insulation - Install or UpgradeBatt, Rolled or Reflective Insulation - Install or UpgradeInjection Insulation - Install+1 more

Serving Catonsville, MD and surrounding areas

Approved

In business since 2023

Free estimates

Warranties offered

"We had insulation installed a week earlier by Koala. During the insulation, Jasper (insulator) suggested another area that we might consider installing blown-in insulation. We agreed and the second job was performed on Friday, the 24th. Jasper and Richard were on time, the insulation project was well done and they left the area very clean. Would use them again."
Insulation Projects
Spray Foam Insulation
Insulation Projects
Blow-in Rig
Truck

+9

Response time8 hrs
1 neighbors recently requested a quote
Recommended by83%of homeowners
Avatar for RetroFoam of Philadelphia
RetroFoam of Philadelphia
5.0(
22
)
Spray Foam Insulation - InstallInjection Insulation - Install

Serving Catonsville, MD and surrounding areas

Approved (Corporate)

In business since 2023

Free estimates

Warranties offered

"We are extremely satisfied with the whole process of our house being insulated. First we had the walls done, and then a couple weeks later we had our attic insulated. The crew were so nice, friendly, and knowledgeable. We are very satisfied with everything. Thank you, everyone."
RetroFoam Wall Insulation
Installing RetroFoam
RetroFoam with Siding
RetroFoam with Brick
Response time1 day
Response rate100%
122 neighbors recently requested a quote
Avatar for Atlas Home Energy Solutions
Atlas Home Energy Solutions
4.1(
34
)
Batt, Rolled or Reflective Insulation - Install or UpgradeBlown-In Insulation - Install or UpgradeSpray Foam Insulation - Install

Serving Catonsville, MD and surrounding areas

Approved

In business since 2009

Free estimates

Credit card accepted

"I hired Atlas Home Energy Solutions to remove old insulation and replace it with the foam technique. However, I ran into numerous unexpected problems due to a slow leak from old pipes. It took awhile to sort out. Atlas Home Energy Solutions gave me lots of expert advice. They were willing to come out and review the situation. They were also willing to reschedule and wait until another contractor dealt with the water issue and its ensuing problems. They helped me make some difficult decisions before they could insulate the crawl space. When it was ready for them to come and insulate the area they bumped their schedule forward to get it done. This company did sterling work. Their expertise and professionalism were outstanding. They really know what they are doing and guided me through a more protracted process than originally envisioned. I would highly recommend them to anyone."
Visual Inspection of all Areas of your Home
Attic Insulation and Air Sealing
Infrared Camera Inspection
Attic Spray Foam
Blower Door Whole House Air Leakage Test

+11

Response time1 day
Recommended by87%of homeowners
Avatar for Smart Energy Pros
Smart Energy Pros
4.3(
19
)
Blown-In Insulation - Install or Upgrade

Serving Catonsville, MD and surrounding areas

Approved

In business since 2020

Free estimates

Credit card accepted

"Brian was extremely excellent from start to finish! He thoroughly explained all rebates and incentives which made the project extremely affordable. My attic insulation project was seamless! Excellent communication, friendliness, and amazing job cleaning up. I highly, highly, HIGHLY recommend Smart Energy Pros!"
Energy Audit-Insulation
Energy Audit-Insulation
Energy Audit-Insulation
Energy Audit-Insulation
Energy Audit-Insulation

+8

Response time8 hrs
Response rate96%
3 neighbors recently requested a quote
Avatar for B Marshall
B Marshall
4.6(
100
)
Spray Foam Insulation - Install

Serving Catonsville, MD and surrounding areas

Approved

In business since 1999

Free estimates

Emergency services offered

"We had a wonderful experience dealing with Ben Marshall. This father and son team repaired several areas of our aluminum siding and garage roof, replaced our gutters, added a leaf guard and painted the whole exterior of the house. They did a superb and efficient job. We are very pleased with the results."
Response time2 days
Response rate88%
6 neighbors recently requested a quote
Pilot Home Services
4.2(
146
)
Batt, Rolled or Reflective Insulation - Install or UpgradeBlown-In Insulation - Install or UpgradeSpray Foam Insulation - Install

Serving Catonsville, MD and surrounding areas

In business since 2011

Free estimates

Warranties offered

"Highly recommend for any insulation project. Dan Hope is extremely knowledgeable concerning home insulation and was pleasant to work with. I have cantilevered second story floors and poor insulation was causing a duct vent to develop condensation with this 2024 heat wave which caused moisture to drip down inside of my first floor ceiling. Dan fixed the insulation issue and then some. He inspected the house and advised improving the insulation around a room that sits above our garage that was notoriously difficult to temperature control. I would hire him again for another project in a heartbeat."
Before
After
Before
Before
After

+5

Response time12 hrs
Recommended by85%of homeowners
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Showing 1-10 of 75
Insulation questions, answered by experts

Insulation service projects in Catonsville deliver immediate comfort by reducing drafts and stabilizing indoor temperatures. In the long term, you’ll notice lower utility bills, less wear on your HVAC system, and improved home energy efficiency. Enhanced insulation also helps control indoor moisture and allergens, supporting better air quality and making your home more resilient to seasonal weather changes.

Helpful?

In Catonsville, attics benefit from high R-value blown-in cellulose or fiberglass to handle seasonal temperature swings. For exterior walls, dense-pack cellulose or closed-cell spray foam helps with air sealing and moisture resistance. Basements and crawl spaces should use rigid foam boards and vapor barriers to prevent dampness. Given local humidity, prioritize materials that resist mold and improve overall home energy efficiency.

Helpful?

Insulation in Catonsville requires occasional checks for moisture, settling, or pest intrusion, especially after heavy storms. Inspect attics and crawl spaces annually for signs of water damage or compressed insulation. Spray foam should be checked for cracks, while cellulose may need topping up over time. Managing indoor humidity and promptly addressing leaks will help maintain your insulation’s effectiveness for years.

Helpful?

If your Catonsville home feels drafty in certain rooms, has fluctuating temperatures between floors, or you notice cold spots near outlets and exterior walls, it’s likely under-insulated. Homes built before modern energy codes or with recent additions often have gaps in insulation coverage. Scheduling a home energy efficiency assessment can reveal hidden air leaks and pinpoint areas where insulation service projects will have the greatest impact.

Helpful?

Upgrading insulation in Catonsville can make your home more attractive to buyers seeking energy-efficient features. Enhanced insulation is a strong selling point, especially in older neighborhoods. Documenting improvements—such as before-and-after energy audits or insulation certificates—can set your property apart, increase perceived value, and help your home stand out in a competitive real estate market.

Helpful?

The Catonsville, MD homeowners’ guide to insulation services

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