HERS Rating Services on Cape Cod, Massachusetts
Home Energy Efficiency Consultants provides certified HERS ratings, blower door testing, duct leakage testing, and energy code compliance services across Cape Cod and Barnstable County. We understand the unique construction challenges of building on the Cape — from wind exposure to coastal moisture management.
Cape Cod Energy Code Requirements
All Cape Cod towns have adopted the Massachusetts Stretch Energy Code or the Specialized Opt-In Stretch Code. Building energy requirements on the Cape are among the most stringent in Massachusetts, requiring HERS 55 or below, 3.0 ACH50 blower door, and 4 CFM25/100 sq ft duct leakage.
Cape Cod Towns We Serve
Barnstable, Falmouth, Sandwich, Bourne, Yarmouth, Dennis, Harwich, Chatham, Brewster, Orleans, Eastham, Wellfleet, Truro, Provincetown, Mashpee, as well as Martha’s Vineyard (Edgartown, Tisbury, Oak Bluffs, Chilmark, Aquinnah) and Nantucket.
Get a HERS Rating Quote on Cape Cod
We regularly travel to Cape Cod, Martha’s Vineyard, and Nantucket. Call (617) 501-6788 for a free quote. Same-day preliminary HERS reports available.




