A fresh entry door does more than look sharp — it shrinks your energy bills. ENERGY STAR certified doors cut heating and cooling costs by up to 13%.
A fresh entry door does more than look sharp — it shrinks your energy bills. ENERGY STAR certified doors cut heating and cooling costs by up to 13%.
Where the Savings Come From
A few features do the heavy lifting on your bills:
- Tighter seals: Old doors leak air around worn weatherstripping, so a snug new door holds warm air inside through chilly South Shore winters.
- Certified performance: ENERGY STAR doors trim heating and cooling costs by up to 13% versus non-certified models nationwide.
- Smart payback: Steel entry doors return 216% of their cost in New England, so comfort and resale value arrive together.
- Year-round comfort: Quality construction blocks January drafts and July heat, steadying indoor temps across every season.
- Thermal priority: Door pros rank thermal performance a leading concern, with 87% calling it important or very important.
Which Door Wins for Savings
Top Recommendation: An ENERGY STAR certified steel door for up to 13% savings.
Best for Budget: A steel door at roughly $2,547 in New England.
Best for Comfort: An insulated entry door that blocks drafts all winter.
Ready to slash your heating bills this season? A tighter entry door is a smart first move. Coastal Windows & Exteriors brings 7,000+ installations and a 4.8-star reputation to every home. Contact us for a free estimate or click to learn more about our doors.
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Last Updated: July 2026
Sources:
- ENERGY STAR certified doors lower heating and cooling costs by up to 13%. ENERGY STAR Windows, Doors & Skylights, federal guidance on certified product energy savings. Accessed June 2026
- Steel entry doors return 216% of their cost in New England. JLC 2025 Cost vs. Value Report, national remodeling return analysis. (2026)
- Thermal performance is a priority for 87% of door professionals. Fixr Windows and Doors Report, 2026 survey of windows and doors contractors and specialists. (2026)