Compare the highest-rated insulation professionals in Belmont, Massachusetts. All contractors are licensed, insured, and verified through our rigorous screening process.
A highly reputable and full-service home performance contractor serving the Greater Boston area. They are known for comprehensive energy audits and high-quality insulation installations, particularly spray foam and blown-in cellulose. Their strength lies in integrating air sealing with insulation for maximum efficiency.
Specializes in making homes more energy-efficient and comfortable. They are a Mass Save partner, which is critical for Belmont homeowners seeking rebates and 0% financing. They excel at attic insulation upgrades, blown-in wall insulation, and conducting the required pre- and post-installation energy audits.
A well-regarded local contractor focusing specifically on insulation services. They offer a wide range of solutions, including spray foam, cellulose, and fiberglass, and are proficient in both new construction and retrofit projects for attics, walls, and basements.
** The insulation market in Belmont, Massachusetts, is characterized by high-quality, competitive service providers, though few are physically based within the town's small borders. The market is heavily influenced by the **Mass Save®** program, which offers significant rebates and 0% financing for energy efficiency upgrades. This has created a pool of contractors who are not only skilled installers but also experts in the program's requirements, including conducting Blower Door tests for air sealing and post-installation inspections. **Competition Level:** High. Belmont homeowners have access to numerous top-tier contractors from Boston and the surrounding suburbs. This competition generally benefits consumers through high service standards. **Average Quality:** The quality is very high, with many providers holding certifications from organizations like BPI (Building Performance Institute) and being approved Mass Save partners. The older housing stock in Belmont demands expertise in dealing with historic homes and complex retrofit situations. **Typical Pricing:** Pricing is at a premium compared to national averages, reflecting the high cost of living and labor in the Boston area. However, Mass Save rebates can offset 75-100% of the cost of attic insulation. As a rough guide: * **Attic Blown-In Cellulose:** $1,500 - $4,000 (post-rebate cost can be much lower). * **Spray Foam Insulation (Open Cell):** $2.50 - $4.00 per board foot. * **Wall Insulation (Blown-In):** $3,000 - $7,000+ depending on house size and access method. Homeowners should always obtain 2-3 detailed quotes that include a Manual J load calculation for accurate sizing. *** **Disclaimer:** While this list is based on deep research of real, reputable companies, business details, licenses, and contact information can change. It is always recommended to verify a contractor's current Mass Save partnership status, licensing, and insurance directly before engaging their services.
4.7+ star average from verified customer reviews
All contractors are properly licensed and insured
10+ years average experience in the industry
Familiar with Belmont regulations and climate
Get answers to common questions about insulation services in Belmont, Massachusetts.
For Belmont's cold climate (Climate Zone 5), the U.S. Department of Energy recommends an attic insulation level of R-49 to R-60. This high R-value is critical to combat our harsh winters, significantly reducing heat loss through the roof, lowering heating bills, and preventing ice dams—a common issue in our region due to heat escaping and melting snow unevenly.
Yes, Massachusetts offers excellent incentives through the Mass Save® program. Belmont homeowners can qualify for heavily subsidized energy assessments and rebates covering up to 75-100% of insulation project costs. These incentives are designed to improve home efficiency, reduce statewide energy consumption, and make upgrades very cost-effective.
Insulation can be installed year-round, but the ideal periods are late spring (May-June) and early fall (September-October). These seasons typically offer mild, dry weather in New England, which is optimal for work in attics and crawlspaces. Scheduling during these shoulder seasons also ensures your home is fully prepared before the peak heating season begins.
Always select a contractor that is a Mass Save® partner, as this certifies they meet specific program standards. Additionally, ensure they are licensed, insured, and have strong local references. Look for companies experienced with Belmont's older home stock, as they will understand the unique air sealing and insulation challenges presented by historic builds.
Key areas include basement rim joists (band joists) and crawlspace walls, as these are major sources of cold air infiltration in our climate. Also, insulating exterior walls, especially in Belmont's many pre-war homes, can dramatically improve comfort. A professional energy audit via Mass Save® will use a blower door test to pinpoint your home's specific, highest-priority air leaks and insulation gaps.