0% Loan Program - Through Mass Save!

The Mass Save HEAT Loan offers 0% financing opportunities for eligible energy-efficient upgrades.

Energy efficiency is a home investment that pays off now, and for years to come, through lower energy use. The Sponsors of Mass Save are here to help make your home energy projects more affordable.

Financing is available for a variety of energy-efficient upgrades—including insulation, heat pump installations, batteries, and more.

Effective January 1, 2025, the maximum financeable amount for the Mass Save HEAT Loan will be $25,000.

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Eligible Upgrades

  • Weatherization
  • Pre-weatherization barriers
  • ENERGY STAR certified replacement windows*
  • Residential batteries enrolled in ConnectedSolutions
  • Heat pump projects
  • Heat pump water heaters