The Best Insulation Contractors in Selbyville, DE

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

#1

Delmarva Spray Foam Insulation

4.8
(120 reviews)
Verified

A highly specialized contractor focusing primarily on spray foam applications, which is a premium solution for air sealing and insulation. They are known for their expertise in creating high-performance building envelopes for both residential and commercial properties, directly addressing energy efficiency goals common in the Selbyville area.

34754 Sussex Hwy #1, Unit 39, Delmar, DE 19940 (Services Selbyville and the entire Delmarva Peninsula)

Specialties & Features

Spray foam insulation
Air sealing services
Crawl space encapsulation

Business Information

Years in Business:12 years
Licensed:Yes
Insured:Yes
#2

First Class Insulation

4.7
(90 reviews)
Verified

A well-regarded local contractor with a broad service range, making them a versatile choice for various insulation needs. They receive consistent praise for professionalism, clean work, and knowledge of local building codes and energy rebates. They are a prime example of a regional expert serving the Selbyville community.

32038 Long Neck Rd, Millsboro, DE 19966

Specialties & Features

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

Business Information

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

Diamond Home Services

4.5
(250 reviews)
Verified

A larger, established home services company that offers insulation as a core part of its energy efficiency suite. They are a strong option for homeowners seeking a one-stop shop that can handle insulation, energy audits, and HVAC. Their longevity and high review volume indicate significant local trust and market presence.

8145 Ocean Gateway, Easton, MD 21601 (Services the entire Delmarva region, including Selbyville)

Specialties & Features

Energy efficiency audits
Attic insulation
Basement and crawl space insulation

Business Information

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

Why These Are the Top Insulation Contractors in Selbyville

** The insulation market in Selbyville, DE, and the surrounding Sussex County area is characterized by a moderate level of competition, primarily from regional specialists and a few larger home service companies that operate across the Delmarva Peninsula. The quality of service is generally high, driven by the local climate—hot, humid summers and chilly winters—which creates a strong demand for energy-efficient home solutions to manage high heating and cooling costs. Homeowners are often motivated by both comfort and the potential for energy savings. Typical pricing is competitive but can vary significantly based on the insulation material. Blown-in cellulose or fiberglass for attics is the most cost-effective option, while spray foam commands a premium price due to its superior air-sealing properties and high R-value per inch. It is common for reputable contractors to offer free estimates and to be knowledgeable about local utility rebates (e.g., from Delmarva Power) and state-specific energy efficiency programs, which can help offset installation costs.

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 Selbyville regulations and climate

Frequently Asked Questions About Insulation in Selbyville

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

1What are the most important insulation considerations for Selbyville's climate?

Selbyville experiences hot, humid summers and cold winters, placing high demands on HVAC systems. The priority is creating a tight thermal and moisture barrier. We recommend focusing on attic insulation (like blown-in cellulose or fiberglass) to combat heat gain in summer and heat loss in winter, and ensuring proper basement or crawlspace insulation to manage ground moisture and cold floors, common in our coastal Delaware area.

2How much does insulation installation typically cost for a home in Selbyville?

Costs vary by home size, existing conditions, and material, but for a standard 1,500-2,000 sq ft home, whole-house projects often range from $3,000 to $7,000. Key local factors affecting price include accessibility in older homes, the need for moisture barriers due to our high humidity, and potential rebates from Delmarva Power or the state's Energize Delaware program, which can offset costs for qualifying energy-efficient upgrades.

3When is the best time of year to get insulation installed in Selbyville?

While insulation can be installed year-round, the ideal times are late spring (April-May) and early fall (September-October). These periods typically offer milder temperatures, allowing contractors to thoroughly assess and address any moisture issues without the extreme heat or cold. Scheduling during these shoulder seasons also ensures your home is prepared for peak summer cooling and winter heating demands.

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

Always verify the contractor is licensed and insured in Delaware. Look for local experience, as they will understand regional building styles (like older coastal homes) and humidity challenges. Ask for proof of certification from manufacturers (like Owens Corning) and check for membership in organizations like the Building Performance Association. Finally, get detailed written estimates that include air sealing, a critical step for our climate.

5My older Selbyville home feels drafty. Is adding more insulation always the best first step?

Not necessarily. For many older homes in the area, air sealing is the most critical and cost-effective first step. Gaps, cracks, and penetrations in the attic, basement, and around windows/doors let conditioned air escape, undermining insulation performance. A professional energy audit (sometimes subsidized by Energize Delaware) can identify these air leaks and moisture issues specific to your home before you invest in additional insulation.