Compare the highest-rated insulation professionals in Durham, New Hampshire. All contractors are licensed, insured, and verified through our rigorous screening process.
While primarily a leading solar installer, ReVision Energy has a robust Energy Performance division that specializes in comprehensive home energy upgrades. Their "Building Performance" approach is a key strength, where they integrate insulation and air sealing with other energy systems to maximize home efficiency and comfort. They are experts in accessing and leveraging local and federal rebates and incentives.
A highly-rated, specialized contractor focused exclusively on improving home energy performance. They are known for their meticulous work in air sealing and insulation, often working in conjunction with the NHSaves energy efficiency program. Their team holds key industry certifications, ensuring work is done to the highest standards for both performance and safety.
A dedicated insulation contractor serving New Hampshire and Southern Maine. They focus specifically on a wide range of insulation applications and are well-versed in both new construction and retrofit projects for residential and commercial properties. They offer multiple insulation types, allowing them to provide the best solution for a client's specific needs and budget.
** The insulation market in Durham, NH, is characterized by high demand for energy efficiency upgrades, driven by the town's mix of historic homes (common in the downtown area) and newer constructions, coupled with New Hampshire's cold climate. The market is not saturated with a high number of local, single-city contractors; instead, it is served effectively by established, reputable companies from the broader Seacoast region (Portsmouth, Dover, Rochester). These providers are highly competitive and maintain excellent reputations. The average quality of service is high, as the leading contractors are typically BPI (Building Performance Institute) certified and participate in the NHSaves program, which requires rigorous standards for workmanship to qualify for rebates. Pricing is typically mid-to-high range, reflecting the expertise, quality materials (like spray foam), and the detailed nature of the work, especially in complex retrofits for older homes. Homeowners in Durham can expect detailed energy audits and proposals that often highlight potential savings and available rebates to offset the initial investment.
4.7+ star average from verified customer reviews
All contractors are properly licensed and insured
10+ years average experience in the industry
Familiar with Durham regulations and climate
Get answers to common questions about insulation services in Durham, New Hampshire.
For Durham's cold winters and humid summers, a combination of air sealing and high-R-value insulation is critical. We prioritize attic insulation (often blown-in cellulose or fiberglass to R-49 or higher) and basement or crawlspace insulation to prevent heat loss and cold floors. Proper air sealing is equally important to combat drafts and moisture issues common in our coastal New England climate.
Costs vary significantly by home size, scope, and material, but a typical attic insulation project in Durham ranges from $1,500 to $3,500. Whole-house air sealing and insulation can range from $5,000 to $15,000+. It's important to get a detailed, in-home assessment, as many local providers offer free estimates. Remember, New Hampshire's high energy costs make insulation a valuable investment with a strong payback.
While insulation can be installed year-round, the ideal times are late spring (May-June) and early fall (September-October). These periods typically offer mild, dry weather, making it easier for contractors to access attics and complete air sealing work effectively. Scheduling during these shoulder seasons also ensures your home is prepared before the peak heating season begins.
Yes, New Hampshire homeowners have excellent access to incentives. The core program is NHSaves, which offers rebates for air sealing and adding insulation that meets specific performance standards. Additionally, the federal Inflation Reduction Act provides tax credits for qualified energy efficiency upgrades. A reputable local installer will be familiar with these programs and can help you navigate the paperwork.
Choose a contractor who is licensed and insured in New Hampshire and has specific experience with our older home stock common in Durham. Look for companies that perform a comprehensive energy audit (often with a blower door test) to diagnose issues rather than just quoting material. Check for strong local references and ensure they are a participating contractor with the NHSaves program to guarantee quality work eligible for rebates.