National Grid / Mass Save
Mass Save covers 75% to 100% of insulation costs for qualifying homes in National Grid territory. After a Home Energy Assessment, approved insulation work including attic, wall, and basement insulation is installed by qualified contractors with minimal out-of-pocket cost to homeowners. Income-eligible customers receive 100% coverage.
Estimated typical insulation project with 75% rebate
A grant-savvy contractor in Auburn, MA can handle the paperwork, inspections, and timelines so your funding releases on schedule. Getting matched is free.
Deadline: Ongoing year-round
Grant-approved contractors understand the documentation, inspections, and timelines, so your funding releases on schedule.
This is just one of many grants, rebates, and free programs available. Stack them together to maximize your savings.
See All Programs