The Best Insulation Contractors in Dover, PA

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

#1

Horizon Services

4.7
(500 reviews)
Verified

A leading regional home services company known for comprehensive insulation solutions and energy efficiency expertise. They offer free in-home estimates and are recognized for their professional crews and high-quality materials. Their large service area reliably includes Dover and all of York County.

2201 South Queen Street, York, PA 17402

Specialties & Features

Spray foam insulation
Attic insulation installation and upgrade
Energy efficiency audits

Business Information

Years in Business:25 years
Licensed:Yes
Insured:Yes
#2

HomeCrafters

4.8
(150 reviews)
Verified

A locally owned and operated contractor specializing in exterior remodeling with a strong focus on insulation and air sealing. They are highly regarded for their attention to detail, customer service, and deep understanding of the local climate and building codes in South Central PA.

4545 B Market Street, Camp Hill, PA 17011 (Serves the York area, including Dover)

Specialties & Features

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

Business Information

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

York Insulation Systems

4.6
(80 reviews)
Verified

A specialized contractor focused primarily on insulation services for both residential and commercial properties. They are a strong choice for customers seeking a dedicated insulation expert for projects ranging from new construction to retrofitting existing homes in the York region.

2150 Rodney Road, York, PA 17408

Specialties & Features

Wall insulation services
Basement and crawl space insulation
Blown-in insulation installation

Business Information

Years in Business:10 years
Licensed:Yes
Insured:Yes

Why These Are the Top Insulation Contractors in Dover

** The insulation market in and around Dover, Pennsylvania, is characterized by a reliance on regional contractors from the greater York and Harrisburg areas rather than hyper-local businesses. The competition is moderate, with several well-established companies vying for business. The average quality of service is high, as these contractors must maintain strong reputations across a broad geographic area. Homeowners in Dover benefit from providers who are well-versed in the specific energy efficiency challenges posed by Pennsylvania's climate, including cold winters and humid summers. Typical pricing is in line with regional averages. For a standard attic blown-in insulation job, homeowners can expect to pay between **$1,500 and $3,500**, depending on the square footage and material (cellulose vs. fiberglass). Spray foam insulation is a premium option, with costs ranging from **$2.00 to $4.50 per board foot**. Most reputable contractors offer free, detailed estimates and are knowledgeable about potential rebates from local utilities like UGI or Met-Ed, which can help offset the project cost. The market is service-oriented, with a strong emphasis on whole-home energy efficiency rather than just insulation installation.

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 Dover regulations and climate

Frequently Asked Questions About Insulation in Dover

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

1What is the recommended insulation level (R-Value) for attics in Dover, PA homes?

For Dover's humid continental climate with cold winters and warm summers, the U.S. Department of Energy recommends an attic insulation level of R-49 to R-60. This high R-value is crucial for maintaining energy efficiency against Pennsylvania's temperature extremes, reducing heat loss in winter and heat gain in summer, which directly impacts heating and cooling costs.

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

Yes, Pennsylvania offers several programs. The most accessible is the "Whole-Home Energy Solutions" program through the Pennsylvania Department of Environmental Protection, which provides rebates for air sealing and insulation. Additionally, York County residents can often access on-bill financing or rebates through their utility providers, like UGI Utilities or Met-Ed, for energy efficiency upgrades that meet specific program criteria.

3When is the best time of year to install insulation in the Dover area?

While insulation can be installed year-round, the ideal periods are late spring (May-June) and early fall (September-October). These times typically offer mild, dry weather in South Central PA, which is optimal for projects like attic work. Scheduling during these shoulder seasons also ensures your home is properly sealed before the peak heating season begins, and contractors' schedules may be more flexible than in the height of summer or winter.

4How do I choose a reputable insulation contractor in the Dover/York County area?

Always verify that the contractor is properly licensed and insured to work in Pennsylvania. Look for local companies with strong references in the community and ask if they perform a pre-installation energy audit. A reputable provider will be knowledgeable about Pennsylvania's building codes and the specific moisture and ventilation challenges posed by our climate, and they should provide a detailed, written estimate outlining the materials, R-values, and scope of work.

5My older Dover home has drafty walls. Is blown-in insulation a good option, and will it disturb my existing plaster or drywall? **Question:** My older Dover home has drafty walls. Is blown-in insulation a good option, and will it disturb my existing plaster or drywall?

Yes, dense-pack blown-in cellulose or fiberglass is an excellent solution for insulating the enclosed walls of older homes without major demolition. A professional installer will make small, strategic holes (typically from the exterior or in inconspicuous interior spots) that are carefully patched and repaired. This method is highly effective for Dover's historic homes, as it significantly reduces air infiltration and improves comfort while preserving your existing interior finishes.