Mass Save Insulation Rebate

Mass Save (Eversource & National Grid)

Available Weatherization

About This Program

Covers 75% to 100% of insulation costs for attics, walls, and basements in Chelmsford homes. Income-eligible customers receive 100% coverage. Includes air sealing work to reduce drafts and energy loss.

Typical rebate covers 75% of costs; income-eligible customers get 100%

Key Details

  • 75% rebate for all customers, 100% for income-eligible
  • Covers attic, wall, and basement insulation
  • Includes air sealing services
  • Free home energy assessment required
  • No-cost LED bulbs and water-saving devices included

How to Apply

Get free help applying Visit Official Program Page Track this program

(866) 527-7283

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

Deadline: Rolling applications

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