The Best Insulation Contractors in Felton, DE

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

#1

Delmarva Waterproofing & Insulation

4.7
(250 reviews)
Verified

A well-established regional contractor with a strong focus on comprehensive home energy solutions. They are highly regarded for their expertise in basement and crawl space encapsulation, which they effectively pair with advanced insulation and air sealing services. Their reputation is built on professionalism, long-term warranties, and a systematic approach to solving moisture and energy loss issues.

1320 S Governors Ave, Dover, DE 19904 (Serves Felton)

Specialties & Features

Basement and crawl space insulation
Spray foam insulation
Air sealing services

Business Information

Years in Business:15 years
Licensed:Yes
Insured:Yes
#2

The Insulation Man, LLC

4.8
(180 reviews)
Verified

A specialized, locally-owned insulation contractor known for high-quality work and exceptional customer service. They focus almost exclusively on insulation, making them experts in various installation methods. They are frequently praised in reviews for their attention to detail, clean work, and knowledge of current materials and techniques for both new construction and retrofit projects.

800 N Broad St, Middletown, DE 19709 (Serves the entire Delmarva area, including Felton)

Specialties & Features

Attic insulation installation and upgrade
Blown-in insulation installation
Insulation removal and replacement

Business Information

Years in Business:10 years
Licensed:Yes
Insured:Yes
#3

Energy Services of Delaware

4.5
(90 reviews)
Verified

This provider takes a holistic, diagnostic-based approach to home performance. They are experts in energy efficiency audits (often using blower door tests) to identify the root causes of energy waste before proposing solutions. Their services are ideal for homeowners looking to maximize comfort and reduce utility bills through a combination of insulation, air sealing, and understanding available rebates.

26 Greystone Dr, Smyrna, DE 19977 (Serves Kent County, including Felton)

Specialties & Features

Energy efficiency audits
Air sealing services
Wall insulation services

Business Information

Years in Business:12 years
Licensed:Yes
Insured:Yes

Why These Are the Top Insulation Contractors in Felton

** The insulation market in the Felton, DE area is characterized by a mix of large regional contractors and smaller, highly specialized local companies. Due to Felton's size, there are no major insulation contractors physically located within the town limits; residents are served by companies based in the larger surrounding commercial centers like Dover, Smyrna, and Middletown. The competition is moderate but healthy, ensuring a good standard of quality among the top-tier providers. The average quality of service from the top-rated contractors is high, with a strong emphasis on modern techniques like spray foam and dense-pack cellulose, and an increasing integration of air sealing with insulation. Typical pricing is competitive with national averages, with project costs heavily dependent on the home's size and the chosen material. For example, attic blow-in insulation can range from $1,500 to $4,000, while a full basement encapsulation with spray foam can be a $10,000+ investment. Homeowners in this region are increasingly aware of state-specific energy efficiency rebate programs, such as those offered by **Energize Delaware**, and the leading contractors are proficient in guiding customers through these incentives to reduce the net project cost.

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 Felton regulations and climate

Frequently Asked Questions About Insulation in Felton

Get answers to common questions about insulation services in Felton, Delaware.

1What is the most cost-effective type of insulation for my older home in Felton, given our local climate?

For Felton's humid subtropical climate with cold winters and hot, humid summers, blown-in cellulose or fiberglass in attics and walls is often the most cost-effective retrofit solution. These materials provide excellent thermal resistance (R-value) and help manage moisture, a key concern in Delaware. The upfront cost is lower than spray foam, and you may qualify for Delaware's energy efficiency rebates, improving long-term savings on heating and cooling bills.

2When is the best time of year to schedule insulation installation in Felton?

The ideal times are late spring (April-May) and early fall (September-October). These periods typically offer mild, dry weather, which is crucial for proper installation and material curing, especially for spray foam. Scheduling during these shoulder seasons also avoids the peak summer demand for HVAC contractors and the intense attic heat, making the process safer and more comfortable for installers and your household.

3Are there any local Felton or Delaware regulations or permits required for adding insulation?

Generally, adding insulation to existing homes in Felton does not require a building permit, but this can vary if structural work is involved. Crucially, all work must comply with the 2021 International Energy Conservation Code (IECC), which Delaware has adopted, mandating specific R-values for different parts of the home. A reputable local contractor will know these codes and handle any necessary permits for major retrofits, ensuring compliance and safety.

4How do I choose a reliable insulation contractor serving the Felton area?

Look for licensed, insured contractors with strong local references in Kent County. Verify they have specific experience with Delaware's climate challenges, such as managing humidity and preventing ice dams in winter. Check for certifications from manufacturers (like Owens Corning) and ask if they perform a pre-installation energy audit. Always get 2-3 detailed, written estimates that break down material types (R-values), labor, and warranty coverage.

5My energy bills are high year-round. Will adding attic insulation alone make a significant difference in my Felton home?

Yes, upgrading attic insulation is one of the most impactful improvements for Felton homes. Heat rises, so in winter, inadequate attic insulation lets warm air escape; in summer, a hot attic radiates heat down into living spaces. Properly air-sealing and insulating to the recommended Delaware code level (often R-49 to R-60 for attics) can reduce heating and cooling costs by 15% or more, as it directly combats our significant seasonal temperature swings.