Compare the highest-rated insulation professionals in Wilmington, North Carolina. All contractors are licensed, insured, and verified through our rigorous screening process.
A highly-rated, locally-owned company specializing in comprehensive home performance upgrades. They are known for their expertise in spray foam and their whole-house approach that includes energy audits and air sealing to maximize efficiency. They are a BPI (Building Performance Institute) certified company.
A well-established contractor serving the coastal Carolina region. They offer a wide array of insulation services and are particularly noted for their work in attics and crawl spaces, which are critical in Wilmington's humid climate. They emphasize improving comfort and reducing energy bills.
A dedicated insulation contractor with a strong focus on both residential and commercial projects. They are recognized for their professional installation of various insulation types, including blown-in cellulose and fiberglass batts. They are knowledgeable about local building codes and manufacturer specifications.
The insulation market in Wilmington, NC, is driven by the region's hot, humid summers and mild but damp winters, creating a significant demand for moisture control and energy efficiency. The market features a mix of specialized insulation contractors and larger home performance companies. Competition is moderate, with a handful of established, high-quality providers dominating the reputation-based market. Homeowners are increasingly aware of the benefits of air sealing and advanced materials like spray foam, though blown-in fiberglass and cellulose remain popular for attic projects. Typical pricing is competitive but can be on the higher side for premium services like spray foam or complex crawl space encapsulation, with many companies offering free estimates. Local utility rebates and federal tax credits for energy-efficient upgrades are a significant market driver, and the top contractors are proficient in navigating these incentives for their clients.
4.7+ star average from verified customer reviews
All contractors are properly licensed and insured
10+ years average experience in the industry
Familiar with Wilmington regulations and climate
Get answers to common questions about insulation services in Wilmington, North Carolina.
For Wilmington's climate, spray foam insulation is often the top recommendation because it provides both a high R-value per inch and a critical air seal, which helps manage humidity and prevent moisture intrusion from our coastal air. However, blown-in cellulose or fiberglass in attics and dense-packed in walls are also excellent, cost-effective options, especially when paired with proper air sealing. The best choice depends on your home's construction, budget, and specific moisture management needs.
Costs vary significantly based on the insulation type, home size, and area being insulated. For a typical attic project in a 1,500-2,000 sq ft Wilmington home, you might invest $1,500 to $4,500 for blown-in insulation, while spray foam can range from $3,500 to $7,500 or more. It's important to get multiple itemized quotes, as regional material availability and the higher demand for moisture-resistant solutions in our area can influence pricing.
The ideal times are during our milder fall (October-November) and spring (March-April) seasons. This avoids the intense summer heat and humidity that can make attic work unbearable and compromise the proper installation of some materials. Scheduling during these shoulder seasons also ensures your home is optimized before peak cooling and heating demands, and you'll find greater contractor availability compared to the busy summer period.
Yes, Wilmington and New Hanover County adhere to the North Carolina Residential Building Code, which includes specific climate zone requirements for insulation R-values (we are in Climate Zone 3, Coastal). Special attention is given to moisture control and flood zone construction. A reputable local contractor will be familiar with these codes, including requirements for vapor retarders in our humid climate and any regulations for historic homes in downtown Wilmington.
Absolutely. In Wilmington, the attic is the primary battleground for heat gain. If your attic insulation is below the recommended R-38 level for our zone, or if it is old, compacted, or moisture-damaged, your AC system is working overtime to combat radiant heat from the roof. An insulation upgrade, combined with air sealing to stop cool air from escaping, is one of the most effective ways to reduce summer cooling costs and improve comfort in our climate.