Mass Save Insulation & Air Sealing Rebate

Mass Save (Eversource & National Grid)

Available Weatherization

About This Program

Rebates covering 75% to 100% of the cost of insulation and air sealing improvements for Natick homes. Moderate-income households (up to 60% state median) receive 100% coverage; all others receive 75%. Must complete Home Energy Assessment first.

Rebate covers 75% or 100% of project cost depending on income qualification

Data last verified 2026-06-09. How we verify our data.

Key Details

  • 75-100% rebate on insulation and air sealing
  • Moderate-income households receive 100% coverage
  • All Natick homeowners eligible
  • Must complete free Home Energy Assessment first
  • Reduces heating and cooling costs

How to Apply

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

You will likely need a contractor to apply

Projects like this almost always need a licensed contractor, and many grants ask for a written estimate as part of your application. Lining up a contractor in Natick early keeps your application moving.

Get matched with a contractor

Each program sets its own contractor rules. Check the official program page for exact requirements.

Deadline: Ongoing year-round

Questions about this program?

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

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