The Best Insulation Contractors in Limestone, PA

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

#1

Koala Insulation of Mercer County

4.8
(120 reviews)
Verified

A highly-rated, modern insulation contractor that emphasizes education and a wide range of solutions. They are known for their professionalism, clear communication, and expertise in both new installations and upgrades for existing homes. They perform detailed energy audits to recommend the most effective solutions.

110 Poplar St, Grove City, PA 16127 (Serves Limestone)

Specialties & Features

Spray foam insulation
Blown-in insulation
Insulation removal and replacement

Business Information

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

A+ Insulation, Inc.

4.7
(95 reviews)
Verified

A well-established local contractor with a strong reputation for quality workmanship and customer service in the Mercer County region. They focus on comprehensive home performance, often combining insulation upgrades with air sealing for maximum energy efficiency.

3129 E State St, Hermitage, PA 16148 (Serves Limestone)

Specialties & Features

Attic insulation installation and upgrade
Air sealing services
Basement and crawl space insulation

Business Information

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

Williams Energy Solutions

4.6
(80 reviews)
Verified

While they have a broader focus on energy solutions, their insulation division is highly specialized and respected. They are experts in addressing the root causes of energy loss and are particularly knowledgeable about available local utility rebates and tax credits, making them a great choice for cost-conscious homeowners.

100 Innovation Dr, Hermitage, PA 16148 (Serves Limestone)

Specialties & Features

Energy efficiency audits
Wall insulation services
Spray foam insulation

Business Information

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

Why These Are the Top Insulation Contractors in Limestone

** The insulation market in and around Limestone, PA, is characterized by a small number of highly specialized, regional contractors rather than a high volume of local competition. Due to the age of many homes in this part of Pennsylvania, there is a consistent demand for insulation upgrades, particularly in attics and basements, to combat harsh winters and improve energy efficiency. The average quality of service is high, as the established companies have built their reputations on word-of-mouth and long-term community presence. Competition is healthy but not oversaturated, ensuring that reputable providers maintain high standards. Homeowners typically choose between blown-in cellulose/fiberglass for affordability and effectiveness in attics, and spray foam for superior air sealing in walls, rim joists, and crawl spaces. Typical pricing is in line with regional averages. For a standard attic blown-in insulation job, homeowners can expect a range of **$1,500 - $3,500**, depending on the square footage and desired R-value. Spray foam is a premium service, with costs often ranging from **$2.50 to $5.00 per board foot**. Most reputable contractors in this area offer free, detailed estimates and are knowledgeable about rebates from providers like National Fuel Gas, which can significantly offset the final cost for the homeowner.

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 Limestone regulations and climate

Frequently Asked Questions About Insulation in Limestone

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

1What are the most important types of insulation for homes in Limestone, PA, given our local climate?

For Limestone's humid continental climate with cold winters and warm summers, a focus on air sealing and high R-value insulation is key. Attic insulation (typically blown-in cellulose or fiberglass to achieve R-49 or higher) is the top priority to prevent heat loss. Additionally, properly insulating basement rim joists and crawl spaces is crucial to combat moisture and drafts common in our region, improving both comfort and energy efficiency year-round.

2How does the timing of insulation projects in Limestone affect the work and potential savings?

The best time for insulation work in our area is typically late spring through early fall, as attics and crawl spaces are more accessible and safer for contractors to work in. However, scheduling during these peak seasons may require booking in advance. Completing the project before winter hits allows you to lock in energy savings for the entire heating season, which is significant given our cold Pennsylvania winters.

3Are there specific local building codes or regulations in Limestone, PA, that affect insulation installation?

Insulation work in Limestone must comply with the Pennsylvania Uniform Construction Code (UCC), which adopts the International Residential Code (IRC). This includes specific requirements for R-values in different parts of the home and proper vapor retarder installation, especially for basement and crawl space walls. A reputable local contractor will be fully versed in these codes and will also ensure the work meets any specific requirements from your local municipality or borough.

4What should I look for when choosing a local Limestone insulation contractor?

Prioritize contractors who are licensed and insured in Pennsylvania and have specific experience with older homes common in our area, which may have unique challenges like knob-and-tube wiring or plaster walls. Ask for local references in Mercer County and verify they perform a thorough energy audit or assessment before providing a quote. Be wary of door-to-door sales with high-pressure tactics and always get multiple detailed, written estimates.

5Is adding attic insulation over my existing insulation a good idea for my older Limestone home?

It can be a very effective upgrade, but a professional assessment is essential first. A contractor must check for and correct any existing problems like roof leaks, inadequate ventilation, or moisture damage, which are common in older Pennsylvania homes. They will also ensure your existing insulation is dry and that adding more won't compress it or block soffit vents, which are critical for preventing ice dams in our winter climate.