Top-rated insulation pros.

Best insulation pros near Allentown, PA

Enter your zip and get matched with up to 5 pros

Need a pro for your insulation service project in Allentown, PA?

Select your specific project to find the pro for you.

TRUSTED BY ALLENTOWN, PA HOMEOWNERS

  • Average homeowner rating star icon4.4
    Average homeowner rating
  • Verified reviews icon74
    Verified insulation services reviews

Verified Reviews for Insulation Service pros in Allentown, PA

*The Angi rating for Insulation Service companies in Allentown, PA is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Insulation Service needs.

*The HomeAdvisor rating for Insulation Service companies in Allentown, PA is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Insulation Service needs.

Last update on September 25, 2026

Top-Rated Insulation pros in Allentown - Updated Nov 2026

Avatar for Lehigh Valley Insulation, Inc.
Lehigh Valley Insulation, Inc.
4.8(
106
)
Blown-In Insulation - Install or UpgradeBatt, Rolled or Reflective Insulation - Install or UpgradeInjection Insulation - Install

Serving Allentown, PA and surrounding areas

Approved

In business since 1996

Free estimates

Credit card accepted

"They did a great job.. very professional and thorough. I would gladly do business with them again and recommend Lehigh Valley Insulation to everyone."
Response time2 days
38 neighbors recently requested a quote
Recommended by98%of homeowners
Request Quote
Avatar for G.E.G. Enterprises, LLC
G.E.G. Enterprises, LLC
4.4(
205
)
Blown-In Insulation - Install or UpgradeSpray Foam Insulation - InstallBatt, Rolled or Reflective Insulation - Install or Upgrade+1 more

Serving Allentown, PA and surrounding areas

Approved

Super Service Award Winner

In business since 1999

Free estimates

Credit card accepted

"G.E.G. did a great job installing blow in insulaltion in my attic. They were quick and prepared. My only wish is they would have been able to pull up more of the unused attic flooring and gotten more insulation under it, though they were able to increase insulation in other areas."
Blown-In Attic Insulation
Response time1 day
52 neighbors recently requested a quote
Recommended by93%of homeowners
Request Quote
Avatar for High Point Insulation LLC
High Point Insulation LLC
4.9(
11
)
Blown-In Insulation - Install or UpgradeBatt, Rolled or Reflective Insulation - Install or Upgrade

Serving Allentown, PA and surrounding areas

Approved

In business since 2023

Free estimates

Small jobs welcome

"I can't say one thing bad about this business: very professional, reasonable price, and they cleaned up that you would not know they were ever here. I will certainly recommend to anyone adding insulation to their house and like us insulating the garage. Excellent job to Hassan and his team."
fiberglass attic top-up
fiberglass attic top-up
Soundproofing process
Soundproofing process
Soundproofing inside wall

+12

Response time1 day
Response rate97%
17 neighbors recently requested a quote
Request Quote
Avatar for RetroFoam of Philadelphia
RetroFoam of Philadelphia
5.0(
22
)
Spray Foam Insulation - InstallInjection Insulation - Install

Serving Allentown, 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
Response rate100%
121 neighbors recently requested a quote
Request Quote
Avatar for Home Genius Exteriors
Home Genius Exteriors
4.9(
540
)
Batt, Rolled or Reflective Insulation - Install or UpgradeBlown-In Insulation - Install or Upgrade

Serving Allentown, PA and surrounding areas

Approved

Super Service Award Winner

In business since 2005

Free estimates

Emergency services offered

"Joe and jason were very professional and made sure to clean everything perfectly while doing my attic insulation, I will be recommending them to everyone!"
Roofing
Roofing
Roofing
Roofing
Roofing

+82

Recommended by86%of homeowners
Request Quote
Avatar for Atticrawl, LLC
Atticrawl, LLC
4.7(
18
)
Blown-In Insulation - Install or UpgradeBatt, Rolled or Reflective Insulation - Install or Upgrade

Serving Allentown, PA and surrounding areas

Approved

In business since 2015

Free estimates

Credit card accepted

Welcome to Atticrawl, LLC \nWe pride our company on reliability, great communication, integrity, and quality work. We are experts in our trade and will do our best to keep you as educated as we can on your particular task or project. We look forward to earning your business!

Attic Insulation
Attic Insulation
54 neighbors recently requested a quote
Recommended by62%of homeowners
Request Quote
Avatar for Wodie's Inc.
Wodie's Inc.
5.0(
6
)
Blown-In Insulation - Install or Upgrade

Serving Allentown, PA and surrounding areas

Approved

Free estimates

Credit card accepted

Wodie's Handyman & Property Management proudly serves Southeastern Pennsylvania with reliable home repair and property maintenance services. \n \nWe handle kitchen and bathroom repairs, assembly and installation, flooring and wall repairs, gutter cleaning, winterization, and more. We also provide dependable maintenance for commercial properties, rentals, and Airbnbs. \n \nProfessional service. Quality work. One less thing on your list. \n \nYour To-Do List, Handled.

Project Photos
3 neighbors recently requested a quote
Request Quote
Avatar for High Point Insulation, LLC
High Point Insulation, LLC
3.7(
3
)
Batt, Rolled or Reflective Insulation - Install or UpgradeBlown-In Insulation - Install or UpgradeSpray Foam Insulation - Install+2 more

Serving Allentown, PA and surrounding areas

Approved

In business since 2023

Free estimates

Warranties offered

"High Point Insulation, LLC is a trusted insulation contractor serving the greater Lehigh Valley, Pocono Township, and Central Jersey areas. We have 9 years experience and specialize in providing residential and commercial clients with superior insulation solutions."

3 neighbors recently requested a quote
Recommended by50%of homeowners
Request Quote
...
Showing 1-10 of 51
Insulation FAQs, answered by experts

In Allentown, a frequent mistake is neglecting to address air leaks before adding insulation, which can reduce energy efficiency and cause drafts. Homeowners sometimes choose insulation types that aren’t suited to the area’s cold winters or skip essential steps like installing vapor barriers. Overlooking attic ventilation and missing out on available energy efficiency rebates are also common oversights that can impact long-term home comfort.

Helpful?

Allentown homeowners should consider the age and construction style of their property, as older homes may require special attention to air sealing and insulation removal. Proximity to the Lehigh River can increase moisture concerns, making vapor barriers and moisture-resistant materials important. If your home is in a historic district, check for unique requirements. Also, review local building codes and explore available energy efficiency incentives before starting your project.

Helpful?

Insulation in Allentown benefits from annual inspections, especially after periods of heavy rain or snow. Check for signs of moisture, mold, or pest activity, particularly in attics and crawl spaces. Ensure attic insulation remains evenly distributed and hasn’t settled. It’s also wise to monitor ventilation systems and look for drafts, as these can signal gaps that reduce your home’s energy efficiency and comfort.

Helpful?

In Allentown, most attic insulation projects are completed within one to two days, while insulating an entire home typically takes three to five days. Wall and basement insulation projects often fall in between. Project timelines can be affected by weather, the need for air sealing, and accessibility in older homes. Scheduling during milder seasons can help ensure a smoother, more efficient installation process.

Helpful?

When hiring insulation service pros in Allentown, prioritize contractors who understand the region’s unique weather patterns and are familiar with recommended R-values for energy efficiency. Look for specialists who offer attic insulation expertise, provide detailed home energy assessments, and can explain options for improving home comfort. Verify their experience with local building codes and ask about their process for maximizing air sealing and moisture control.

Helpful?

The Allentown, PA homeowners’ guide to insulation services

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

See all articles