Energy efficient doors can reduce heating and cooling costs by up to 13%, according to Energy Star data.
Energy efficient doors can reduce heating and cooling costs by up to 13%, according to Energy Star data.
That savings adds up fast for Bellingham families.
How Efficient Doors Pay Off
- Monthly Savings: Massachusetts households spend roughly $600 per month on energy bills, and efficient doors cut a portion of that expense
- Insulation Value: 60% of design professionals rank insulating efficiency as the most in-demand eco-friendly feature for windows and doors
- Under-Insulated Homes: 9 out of 10 homes in the US are under-insulated, meaning a new door could make a noticeable difference right away
- ComfortTech Glazing: ProVia’s ComfortTech Warm Edge Glazing System improves thermal performance across the entire door unit
- Q-Lon Seal: Energy-efficient Q-Lon Weatherstripping runs along top and sides, interlocking with the Q-Lon corner seal for a tight barrier
- Heat-Resistant Trim: High-performance heat-resistant window trim won’t warp, crack, or pull away from your door frame over time
Top Recommendation: ProVia fiberglass doors with polyurethane foam cores for maximum thermal performance.
Best for Budget: Steel entry doors at $2,547 average still include foam core insulation and Energy Star ratings.
Best for Eco-Minded Buyers: ProVia’s nine Energy Star Partner of the Year awards prove their environmental commitment.
Request a free door estimate from Coastal Windows & Exteriors.
Browse our complete doors FAQ guide from Coastal Windows & Exteriors.
Explore our Doors Exterior Remodeling Home Improvement Help Center.
Last Updated: May 2026
Sources:
- ENERGY STAR certified windows, doors, and skylights can reduce heating and cooling costs by up to 13% compared to non-certified products. ENERGY STAR Residential Windows, Doors, and Skylights, ENERGY STAR’s guidance on certified product energy savings for windows, doors, and skylights. (Accessed May 2026)
- Massachusetts households spend approximately $600 per month on energy bills. Boston.com Massachusetts Utilities Report, Boston.com’s report on average monthly utility costs for Massachusetts households including gas and electric. (2024)
- 60% of design professionals rank insulating efficiency as the most in-demand eco-friendly feature for windows and doors. Fixr Windows and Doors Report, Fixr’s survey-based report on homeowner and professional priorities for windows and doors selection. (2026)
- Nine out of ten homes in the U.S. are under-insulated, leaving significant room for energy savings through improved building envelope products. ENERGY STAR Why Seal and Insulate, ENERGY STAR’s guidance on the benefits of sealing and insulating homes to reduce energy consumption. (Accessed May 2026)
