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TRUSTED BY HANOVER, PA HOMEOWNERS

  • Average homeowner rating star icon4.2
    Average homeowner rating
  • Verified reviews icon35
    Verified insulation services reviews

Find Insulation pros in Hanover

Avatar for Energy Smart Home Improvements, LLC
Energy Smart Home Improvements, LLC
4.6(
83
)

Serving Hanover, PA and surrounding areas

Approved

Super Service Award Winner

In business since 2007

Free estimates

Small jobs welcome

"Project: Install Foam insulation Upgrade Blown in insulation Really happy we had this job done by Energy Smart. House feels toasty and will reduce heating costs. Whole experience 5 STARS Thanks Energy Smart"
 Air Leakage in your Home
 Blower door test to quantify air leakage
 Air infiltration through recessed light
 Duct leakage testing
 Attic air sealing

+6

Response time2 days
36 neighbors recently requested a quote
Recommended by85%of homeowners
Avatar for RetroFoam of Philadelphia
RetroFoam of Philadelphia
5.0(
22
)

Serving Hanover, PA 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
132 neighbors recently requested a quote
Recommended by75%of homeowners
Avatar for Tri-State Builders
Tri-State Builders
4.6(
104
)

Serving Hanover, PA and surrounding areas

Approved

In business since 2000

Free estimates

Emergency services offered

"Very friendly crew. Very fast service. Went above and beyond to get my house insulated when I needed it last minute. I will definitely be calling back for future projects."
 Kitchen
Barber Addition
Rowland Addition
Custom Home
Traska Addition

+36

Response time4 days
12 neighbors recently requested a quote
Recommended by100%of homeowners
Avatar for Mavrix Construction LLC
Mavrix Construction LLC
5.0(
3
)

Serving Hanover, PA and surrounding areas

Approved

Free estimates

Small jobs welcome

Credit card accepted

At Mavrix Construction, we believe hiring a contractor should be stress-free. We specialize in professional spray foam insulation across Pennsylvania, managing every detail of your project from first call to final walkthrough.\n\nWe answer our phones. We show up when we say we will. We communicate every step of the way. And we don't consider a job finished until you're satisfied.\n\nOur commitment is simple — competitive pricing, quality work, and the kind of customer service that's rare in the trades industry.\n\nWhen you choose Mavrix, you're choosing a team that treats your property like our own.

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77 neighbors recently requested a quote
Avatar for Orkin
Orkin
New to Angi

Serving Hanover, PA and surrounding areas

Approved

In business since 1901

Free estimates

Warranties offered

Did you know that Orkin does Insulation? Our more than 100 years of pest control experience began in 1901 by then fourteen-year-old Otto Orkin. In that , we've become a leader Pest Control as well as an expert Home Insulation. Orkin - We can help energize your home. \n\n

Avatar for USA Insulation of Harrisburg
USA Insulation of Harrisburg
4.9(
19
)

Serving Hanover, PA and surrounding areas

In business since 2020

Free estimates

Warranties offered

"I had several options to pursue in finding a remedy for my hot attic. After meeting with the insulation consultant who was extremely knowledgeable, patient, and provided detailed explanations of how to insulate I knew proceeding with the job was the right decision. My attic is noticeably cooler and I highly recommend USA Insulation Tri -State"
Spray Foam Insulation
2" Closed Cell Spray Foam
4" Open Cell Spray Foam / Trimmed
4" Open Cell Spray Foam / Trimmed
4" Open Cell Spray Foam / Trimmed

+13

Recommended by95%of homeowners
Superior Insulation
4.9(
68
)

Serving Hanover, PA and surrounding areas

In business since 2000

Free estimates

Credit card accepted

"I communicated with Ron directly and he was determined to solve our insulation problems. He had to remove drywall in our entranceway and add in insulation where there were large gaps and air was getting in. He had a worker drywall and patch up the wall. The drywall worker did an amazing job! 
Ron also fixed an ongoing issue we had in our garage ceiling that was causing our living room floor to be cold and drafty. He worked around our schedule and made multiple visits to our home to fix the issue. We are happy customers and happy to say that the problem is fixed. We were very pleased with Ron and his company and do recommend him highly.
"
Recommended by95%of homeowners
Avatar for Q Insulation Contractors, Inc.
Q Insulation Contractors, Inc.
4.8(
25
)

Serving Hanover, PA and surrounding areas

In business since 2020

Free estimates

"These guys were great. They insulated my attic efficiently, and they discovered a wall between my garage and bedroom literally had no insulation. They were able to fix that quickly for a very reasonable cost. I like that they show you before and after videos!"
Response time2 days
Recommended by92%of homeowners
Showing 1-10 of 38
Insulation questions, answered by experts

Upgrading insulation in Hanover directly improves your home’s comfort by keeping indoor temperatures consistent during both hot summers and cold winters. Effective insulation reduces drafts, helps control indoor humidity, and minimizes outside noise—especially useful if you live near busy roads. You’ll likely notice lower energy bills and less strain on your HVAC system, making your home quieter, healthier, and easier to maintain year-round.

Helpful?

Insulation in Hanover provides immediate benefits like improved comfort, reduced allergens, and lower utility bills. Over time, you’ll enjoy increased property value, protection from rising energy costs, and a longer lifespan for your heating and cooling equipment. Quality insulation also helps prevent moisture issues and ice dams, supporting a healthier indoor environment and reducing your household’s environmental impact.

Helpful?

When hiring a Hanover insulation contractor, prioritize those with experience in local building codes and climate conditions. Confirm they carry proper insurance and hold certifications for the materials they use. Ask about their familiarity with older or historic homes, and request local references. Be wary of contractors demanding full payment upfront or using aggressive sales tactics. For winter projects, schedule early to secure your preferred timeline.

Helpful?

In Hanover’s climate, spray foam is excellent for sealing air leaks and boosting energy efficiency. Blown-in cellulose is ideal for attics and resists moisture, while fiberglass batts work well for standard wall cavities. Installing vapor barriers is important to manage humidity, and rigid foam boards are particularly effective in older basements. Radiant barriers can also help reduce cooling loads during Hanover’s warmer months.

Helpful?

In Hanover, attic insulation projects typically take one to four days, while whole-house retrofits may require three to seven days. Basement or crawl space insulation is usually completed within one to four days. Factors like weather, home age, and permit approval can influence timelines, especially for historic homes or during winter. Planning ahead helps avoid delays and ensures a smooth project from start to finish.

Helpful?

The Hanover, PA homeowners’ guide to insulation services

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