
Insulation Services in Allentown, PA
Compare 27 insulation services contractors near you in Allentown and surrounding area with an average rating of 4.7/5. Get free quotes, read reviews, and find the right pro for your project.
Last updated May 22, 2026
Most pros respond within 2–24 hours
Verified Pro Installers
Other Businesses in This Area
Extreme Spray Foam of Allentown
Advanced Specialty Contractors
5.0Berks Spray Foam Insulation
5.0Foam Force Insulation
5.0Olympus Spray Foam
5.06½+ years onlineRetrotherm, Inc.
5.026+ years onlineKeystone Spray Foam of Allentown
4.9~5 years onlineKeystone Spray Foam of Bethlehem
4.9~5 years onlineKoala Insulation of Doylestown
4.97½+ years onlineSpray Foam Technologies, Inc.
4.920½+ years onlineSunrise Valley Foam
4.85+ years onlineGreen Eco Solutions
4.6~14 years onlineIDI: Insulation Distributors Inc.
4.6~15 years onlinePENNSYLVANIA SUPPLY
4.6USA Insulation of Lehigh Valley
4.621+ years onlineBay Insulation of Pennsylvania
4.328½+ years onlineBulldog LLC
4.313+ years onlineL&W Supply - Allentown, PA
4.227+ years onlineSynergy Insulation
3.714½+ years onlineInsulation Services in Nearby PA Cities
Other Services in Allentown
Insulation Services in Allentown, PA
Allentown PA insulation upgrades pay back fast given PPL/UGI rates and PA's heat-cold swings. Most pre-1990 Allentown homes have R-19 to R-30 attics — well below the modern R-49+ target. Air sealing before insulation matters. PPL/UGI rebates available. NeedInstall connects you with Allentown insulation contractors who handle PPL paperwork, blower-door testing, and proper detailing.
Allentown attic top-up to R-49+: $1,800-$4,500. Wall dense-pack: $4,500-$11,000 retrofit. Basement spray-foam: $4-$7 per board foot. PA requires HICPA registration. PPL/UGI rebates ($300-$1,500). Blower-door test ($300-$500) often required.
Frequently Asked Questions
- Worth on natural gas?
- Yes — PA heating loads. Payback 4-7 years.
- PPL rebate?
- $300-$1,500 for qualifying upgrades.
- Spray-foam?
- For basements and rim joists.
About NeedInstall
NeedInstall helps connect customers with local installation professionals across Allentown and surrounding communities. Featured contractors have claimed their profile and verified their business information. Listings marked as "Verified Pro" have been confirmed by the business owner.


