The Best Insulation Contractors in Middletown, DE

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

#1

All American Insulation

4.9
(180 reviews)
Verified

A highly-rated, locally-owned and operated company specializing in modern insulation solutions. They are known for exceptional customer service and expertise in both residential and commercial properties. Their strength lies in energy efficiency upgrades, particularly spray foam and blown-in insulation for attics and walls.

114 E Main St, Middletown, DE 19709

Specialties & Features

Spray foam insulation
Attic insulation installation and upgrade
Energy efficiency audits

Business Information

Years in Business:10 years
Licensed:Yes
Insured:Yes
#2

Delmarva Insulation

4.8
(150 reviews)
Verified

A well-established contractor serving the entire Delmarva Peninsula, including Middletown. They have a long track record and are recognized for their professional crew and knowledge of local building codes and utility rebates. They offer a wide range of insulation types and removal services.

12 Beaver Valley Rd, Newark, DE 19711 (Serves Middletown)

Specialties & Features

Insulation removal and replacement
Blown-in insulation installation
Basement and crawl space insulation

Business Information

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

Northeast Energy Solutions

4.7
(90 reviews)
Verified

This provider focuses heavily on comprehensive home performance and energy efficiency. While they offer standard insulation services, they excel at whole-home audits and air sealing to work in tandem with insulation upgrades for maximum energy savings. They are a great choice for solving complex comfort and moisture issues.

1000 S Market St, New Castle, DE 19720 (Serves Middletown)

Specialties & Features

Energy efficiency audits
Air sealing services
Wall insulation services

Business Information

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

Why These Are the Top Insulation Contractors in Middletown

The insulation market in Middletown, DE, is robust and competitive, driven by the city's rapid residential growth and a mix of older homes needing upgrades and new construction. The average quality of service is high, with several established contractors vying for business. Competition is strong among the top-tier providers, which benefits consumers through competitive pricing and a focus on customer service. Typical pricing varies significantly based on the project; a basic attic blow-in with cellulose can range from $1,500 to $3,000, while a full attic spray foam application can cost $5,000 to $10,000 or more. Homeowners are increasingly aware of energy efficiency, and providers are well-versed in local utility rebates (like those from Delmarva Power) and state-specific energy efficiency programs, which can help offset installation costs. The most in-demand services are attic insulation upgrades and spray foam installations for new construction.

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 Middletown regulations and climate

Frequently Asked Questions About Insulation in Middletown

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

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

For Middletown's humid summers and cold winters, spray foam insulation is often recommended for its superior air-sealing and high R-value per inch, which combats both heat gain and loss. However, blown-in cellulose or fiberglass are excellent, cost-effective options for existing attics, providing strong thermal performance. The "best" type depends on your home's structure, budget, and whether you need to address air leaks or just add bulk insulation.

2How much does attic insulation typically cost for a home in Middletown, Delaware?

In the Middletown area, the cost for attic insulation varies based on material and square footage. For example, blown-in fiberglass for a 1,500 sq ft attic might range from $1,500 to $2,500, while spray foam can be $3,500 to $7,000 or more. Regional material and labor costs influence pricing, and Delaware's Home Performance with ENERGY STAR program may offer rebates that can significantly offset your final cost.

3When is the ideal time of year to install or upgrade insulation in Middletown?

Insulation can be installed year-round, but the best times in Middletown are late spring (April-May) and early fall (September-October). These periods typically offer mild, dry weather, which is ideal for contractors to work effectively and for proper curing of materials like spray foam. Scheduling during these shoulder seasons also ensures your home is prepared before the peak heating and cooling demands of Delaware's summer and winter.

4Are there specific local building codes or regulations in Middletown, DE, that affect insulation installation?

Yes, insulation work in Middletown must comply with the 2018 International Energy Conservation Code (IECC), as adopted by the State of Delaware and New Castle County. This code specifies minimum R-value requirements for different parts of your home. A reputable local contractor will be fully versed in these codes and will also ensure proper ventilation is maintained to prevent moisture issues common in Delaware's climate.

5What should I look for when choosing an insulation contractor in the Middletown area?

Prioritize contractors who are licensed, insured, and have strong local references. Look for companies experienced with Delaware's specific climate challenges, such as managing humidity. It's also wise to choose a contractor who performs a comprehensive energy audit first and is a registered partner with programs like Delmarva Power's Home Performance with ENERGY STAR, as this indicates a commitment to quality and may help you access rebates.