Compare the highest-rated insulation professionals in Vergennes, Vermont. All contractors are licensed, insured, and verified through our rigorous screening process.
A family-owned and operated business with a strong reputation in the Champlain Valley for comprehensive insulation and air sealing services. They are known for their expertise in both new construction and retrofit projects, with a focus on improving home energy efficiency and comfort.
A leading provider of spray foam insulation solutions in the region. They specialize in high-performance insulation for all areas of a home, including basements, crawl spaces, and attics, and are well-versed in modern building science principles.
Efficiency Vermont is the state's energy efficiency utility and does not perform installations itself. Instead, it certifies a network of high-quality contractors. Homeowners in Vergennes can use the Efficiency Vermont website to find vetted local partners like Evergreen Home Performance, who specialize in whole-home energy upgrades, including comprehensive insulation and air sealing.
** The insulation market in the Vergennes area is characterized by a high demand for energy efficiency due to Vermont's cold climate and the prevalence of older housing stock. The competition is moderate, with a handful of established, high-quality regional providers dominating the market rather than many small, hyper-local outfits. Contractors are generally highly knowledgeable about local building codes and, critically, the various rebates and financing options available through Efficiency Vermont, which significantly influences homeowner decisions. The typical pricing is at a premium compared to national averages, reflecting the higher cost of labor and materials in Vermont, as well as the expertise required for complex retrofits in historic homes. However, the long-term energy savings and available state rebates make these services a valuable investment for homeowners. The most common services requested are attic air sealing and insulation upgrades, followed by basement and crawl space encapsulation to combat moisture and heat loss.
4.7+ star average from verified customer reviews
All contractors are properly licensed and insured
10+ years average experience in the industry
Familiar with Vergennes regulations and climate
Get answers to common questions about insulation services in Vergennes, Vermont.
For Vergennes' historic homes, air sealing and adding attic insulation are the most critical first steps. Our cold, humid climate makes proper air sealing essential to prevent heat loss, ice dams, and moisture issues. Blown-in cellulose or fiberglass in the attic to achieve at least R-49 is a standard recommendation, while dense-pack cellulose in walls can dramatically improve the thermal envelope of older structures.
While insulation can be installed year-round, the ideal periods in the Champlain Valley are late spring (May-June) and early fall (September-October). These windows avoid the peak summer humidity that can complicate air sealing and the deep winter cold that makes accessing attics and crawl spaces difficult for crews. Planning ahead is key, as local contractors book up quickly before winter.
Yes, Vermont offers excellent incentives primarily through Efficiency Vermont. Vergennes homeowners can access rebates for air sealing and adding insulation that meet specific performance levels. Furthermore, Vermont's Act 250 land use regulations don't typically apply to residential retrofit projects, but it's wise to check with the Vergennes city office for any local permit requirements, especially for historic district homes.
Prioritize contractors who are certified by the Building Performance Institute (BPI) and have extensive experience with Vermont's older home stock. A reputable provider will always conduct a thorough energy audit (often a prerequisite for incentives) before proposing work. Ask for local references in Addison County and verify they carry proper insurance, as Vermont's contractor registration law requires.
Yes, moisture and mold are primary concerns, making proper techniques non-negotiable. A qualified Vergennes-area contractor will first address major air leaks and ensure adequate attic and crawl space ventilation to allow moisture to escape. They will also use insulation materials that manage moisture appropriately, such as dense-pack cellulose which has some mold resistance, and will never block essential ventilation pathways like soffit vents.