Mass Save Insulation & Air Sealing Rebate

Mass Save / National Grid & Eversource

Available Weatherization

About This Program

Rebates covering 75%-100% of insulation and air sealing costs for qualifying homes, with higher rebates for income-eligible households. Must complete Mass Save Home Energy Assessment first.

Rebate covers 75% of cost for most households, 100% for income-qualified

Key Details

  • 75%-100% rebate on insulation and air sealing
  • Attic, wall, and basement insulation eligible
  • Income-qualified households receive 100% coverage
  • Must complete free energy assessment first
  • Pre-approval required before installation

How to Apply

Get free help applying Visit Official Program Page Track this program

(866) 527-7283

A grant-savvy contractor in Woburn, 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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