The Best Insulation Contractors in Southwest, PA

Compare the highest-rated insulation professionals in Southwest, Pennsylvania. All contractors are licensed, insured, and verified through our rigorous screening process.

#1

Koala Insulation of Greater Pittsburgh

4.8
(180 reviews)
Verified

A highly-rated, modern insulation contractor that emphasizes education and a wide range of services, including blown-in cellulose, fiberglass batts, and spray foam. They are known for their detailed assessments and clear communication.

150 Prestley Rd, Bridgeville, PA 15017

Specialties & Features

Blown-in attic insulation
Insulation removal and replacement
Air sealing services

Business Information

Years in Business:8 years
Licensed:Yes
Insured:Yes
#2

Pittsburgh Insulation Company

4.7
(150 reviews)
Verified

A longstanding, family-owned business with a strong focus on both residential and commercial projects. They have extensive experience with all types of insulation and are particularly noted for their expertise in spray foam applications.

2250 Roswell Drive, Pittsburgh, PA 15205

Specialties & Features

Spray foam insulation
Basement and crawl space insulation
Wall insulation services

Business Information

Years in Business:20 years
Licensed:Yes
Insured:Yes
#3

Greens Energy Solutions

4.6
(200 reviews)
Verified

While known as a premier window and siding company, Greens has a dedicated and highly competent insulation division. They are a full-service energy efficiency company, making them an excellent choice for homeowners looking for a comprehensive audit and upgrade package.

300 Galveston Ave, Pittsburgh, PA 15233

Specialties & Features

Energy efficiency audits
Attic insulation installation and upgrade
Comprehensive air sealing

Business Information

Years in Business:25 years
Licensed:Yes
Insured:Yes

Why These Are the Top Insulation Contractors in Southwest

** The insulation market in Southwest Pennsylvania is robust and highly competitive, characterized by a mix of long-standing local specialists and newer, service-oriented franchises. The quality of providers is generally high, as the market demands expertise in dealing with a diverse housing stock that includes everything from historic early-20th-century homes to new construction. **Competition Level:** High. Homeowners have many choices, which drives companies to differentiate themselves through superior customer service, certifications (like BPI), and partnerships with utility rebate programs. **Typical Pricing:** Pricing is moderate to high, reflecting the skilled labor and material costs. As a rough guide: * **Blown-In Attic Insulation:** $1,500 - $3,500 * **Spray Foam (open cell) for an attic:** $2,500 - $5,500 * **Whole-House Air Sealing:** $1,000 - $3,000 **Key Market Driver:** A significant driver is the availability of rebates and incentives from utility companies like Peoples Natural Gas and Duquesne Light, which many top-tier contractors are certified to administer. This makes energy efficiency upgrades more accessible and incentivizes homeowners to invest in professional insulation services.

High Ratings

4.7+ star average from verified customer reviews

Fully Licensed

All contractors are properly licensed and insured

Proven Experience

10+ years average experience in the industry

Local Experts

Familiar with Southwest regulations and climate

Frequently Asked Questions About Insulation in Southwest

Get answers to common questions about insulation services in Southwest, Pennsylvania.

1What is the recommended R-value for attic insulation in Southwest Pennsylvania homes?

For our climate zone (Zone 5), the U.S. Department of Energy recommends an attic R-value of R-49 to R-60. This high level is crucial to combat our cold winters and humid summers effectively. Achieving this typically requires about 16-20 inches of blown-in cellulose or fiberglass, which helps maintain consistent indoor temperatures and reduces strain on your HVAC system year-round.

2When is the best time of year to have insulation installed in the Pittsburgh area?

While insulation can be installed year-round, the ideal times are late spring (May-June) and early fall (September-October). These periods typically offer milder, drier weather, which is important for projects like attic work where extreme summer heat or winter cold can be hazardous for installers and can affect material application. Scheduling during these shoulder seasons also ensures your home is prepared before the peak heating and cooling demands arrive.

3Are there any local rebates or incentives for upgrading insulation in Southwest PA?

Yes, Pennsylvania offers several programs. The most accessible is often through your local utility company, like Duquesne Light or West Penn Power, which may provide rebates for air sealing and adding insulation. Additionally, the statewide Whole-Home Energy Program can offer low-interest loans and grants for comprehensive upgrades. It's essential to check with your installer, as they are usually certified to ensure work qualifies for these incentives.

4How do I choose a reputable insulation contractor in the region?

Always verify that the contractor is properly licensed and insured in Pennsylvania. Look for established local companies with strong references and membership in organizations like the Building Performance Institute (BPI), which is critical for weatherization work. A trustworthy contractor will perform a thorough energy audit or assessment before quoting and should be knowledgeable about the specific moisture and ventilation challenges common in our older Southwest PA housing stock.

5My older home has stone or brick walls. Is adding insulation possible, and what are the concerns?

Yes, it is possible, but it requires careful planning. For solid masonry walls, techniques like installing interior furring strips with rigid foam or injecting specialized dense-pack cellulose are common. The primary local concern is managing moisture; improper insulation can trap moisture within the wall assembly, leading to deterioration in our humid climate. A qualified local contractor will assess your wall's condition and recommend a system that allows the masonry to "breathe" appropriately.