Thermal Core Insulation

Spray foam insulation contractor in Massachusetts helping homeowners lower energy bills, eliminate drafts, and improve year-round comfort. Thermal Core Insulation specializes in high-performance spray foam insulation, attic insulation upgrades, and energy-efficiency solutions for residential and light commercial properties. If you're dealing with cold rooms in winter, excessive heat in summer, or rising utility costs, the issue is often poor insulation and air leakage. Our team focuses on properly sealing and insulating the building envelope to reduce energy loss and maximize comfort. We provide: • Open-cell and closed-cell spray foam insulation • Attic insulation and air sealing • Basement and crawl space insulation • Rim joist and garage insulation • New construction and retrofit projects By improving thermal performance and air sealing, we help protect your property, increase efficiency, and deliver long-term savings designed for New England’s climate. Serving homeowners, builders, and contractors across Massachusetts.