Mass Save Insulation & Air Sealing Rebate

Mass Save (Eversource & National Grid)

Available Weatherization

About This Program

Rebates covering 75% to 100% of insulation and air sealing costs, depending on household income. Moderate-income households receive 100% coverage. Requires a Mass Save Home Energy Assessment first.

Rebate covers 75% for all incomes, 100% for moderate-income; estimate assumes typical attic insulation project

Key Details

  • 75% rebate for all households, 100% for moderate-income
  • Covers attic, wall, basement insulation
  • Air sealing included
  • Requires prior Home Energy Assessment
  • Significant utility bill savings

How to Apply

A grant-savvy contractor in Brookline, MA can handle the paperwork, inspections, and timelines so your funding releases on schedule. Getting matched is free.

Deadline: Year-round availability

Need a Contractor for This Grant?

Grant-approved contractors understand the documentation, inspections, and timelines, so your funding releases on schedule.

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