The Best Insulation Contractors in Donegal, PA

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

#1

Koala Insulation of Westmoreland

4.8
(85 reviews)
Verified

A highly-rated, modern insulation company that emphasizes education and a wide range of services. They are known for their detailed assessments and expertise in both new installations and retrofits, including advanced solutions like spray foam and cellulose.

12513 Rte 993, North Huntingdon, PA 15642 (Serves Donegal and all of Westmoreland County)

Specialties & Features

Spray foam insulation
Blown-in attic insulation
Insulation removal and replacement

Business Information

Years in Business:5 years
Licensed:Yes
Insured:Yes
#2

Evergreen Home Solutions

4.6
(120 reviews)
Verified

A well-established local contractor with a strong focus on comprehensive home performance and energy efficiency. They go beyond just insulation to address the entire building envelope, making them an excellent choice for holistic energy upgrades and audits.

139 Baughman Rd, Ligonier, PA 15658 (Located very close to Donegal)

Specialties & Features

Energy efficiency audits
Air sealing services
Basement and crawl space insulation

Business Information

Years in Business:15 years
Licensed:Yes
Insured:Yes
#3

Four Seasons Insulation Inc.

4.5
(70 reviews)
Verified

A dedicated insulation contractor with a long history in the region. They have built a solid reputation for reliability and quality workmanship in residential insulation, particularly for fiberglass and cellulose blown-in applications.

108 Weldon St, Latrobe, PA 15650 (Serves the entire Laurel Highlands, including Donegal)

Specialties & Features

Attic insulation installation and upgrade
Wall insulation services
Blown-in insulation installation

Business Information

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

Why These Are the Top Insulation Contractors in Donegal

The insulation market in and around Donegal, PA, is characterized by a small number of specialized local and regional contractors, rather than a high volume of national chains. This results in a moderately competitive environment where reputation, longevity, and personal service are highly valued. The average quality of service is generally high, as these businesses rely on local referrals and positive reviews within the community. Typical pricing is competitive for the region but can be influenced by the rural nature of the area, which may include travel fees. Homeowners in Donegal are often motivated by improving energy efficiency in older homes and taking advantage of state-level rebates or programs. The most successful contractors in this market are those that not only perform insulation work but also provide energy audits and can knowledgeably guide homeowners through available incentives.

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 Donegal regulations and climate

Frequently Asked Questions About Insulation in Donegal

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

1What is the best type of insulation for my home in Donegal, given our local climate?

For Donegal's humid continental climate with cold winters and warm, humid summers, a combination of air sealing and high-R-value insulation is critical. We typically recommend spray foam for its superior air-sealing properties in attics and crawlspaces, or dense-packed cellulose/blown-in fiberglass in existing walls, as they effectively combat both winter heat loss and summer heat gain. The specific best choice depends on your home's construction, budget, and whether you are insulating new construction or retrofitting an older home common in the Laurel Highlands region.

2Are there any local Pennsylvania rebates or incentives for upgrading my home's insulation?

Yes, Pennsylvania homeowners can access significant incentives through the statewide Whole-Home Energy Program, administered by local utilities like West Penn Power. These programs offer rebates for adding insulation to attics, walls, and basements when it meets specific R-value targets. Additionally, the federal Inflation Reduction Act provides tax credits for qualified insulation projects, making it a financially advantageous time for Donegal residents to improve their home's efficiency.

3When is the ideal time of year to have insulation installed in Donegal, PA?

While insulation can be installed year-round, the best times are typically late spring (May-June) and early fall (September-October). These periods offer milder temperatures in Donegal, which is more comfortable for the intensive work in attics and allows for proper curing of certain materials like spray foam. Scheduling during these shoulder seasons also helps ensure your home is fully prepared before the peak heating season of our cold, snowy winters begins.

4How do I choose a reliable insulation contractor in the Donegal area?

Always choose a contractor who is properly licensed and insured in Pennsylvania. Look for local companies with strong references in Westmoreland and surrounding counties, and specifically ask about their experience with older homes, which are prevalent in the area. Verify they perform a thorough energy audit or assessment before providing a quote and that they are certified by manufacturers (like Owens Corning or Johns Manville) or industry bodies (BPI).

5My older home in Donegal feels drafty. Will adding insulation to the attic alone make a big difference?

In most older Pennsylvania homes, air sealing the attic floor before adding insulation is the single most impactful step you can take. Drafts are caused by air leaks, not just lack of insulation. Sealing gaps around chimneys, wiring, and light fixtures prevents warm, moist air from escaping into the attic in winter, which reduces heating costs and prevents ice dams. Combining comprehensive air sealing with bringing attic insulation to the recommended R-49 to R-60 level for our climate will yield the greatest comfort and energy savings.