0% Interest Financing

Take advantage of 0% interest financing to pay for energy efficiency upgrades while saving energy.
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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.

Through the Mass Save HEAT Loan Program, you may be eligible to receive 0% financing up to $25,000 for qualifying energy-efficiency upgrades. Please reference details within the chart below as well as the HEAT Loan Packet for complete eligibility details.

0% Financing
Up to $25,000 total
  • Weatherization*
  • Pre-weatherization barriers*
  • ENERGY STAR certified replacement windows**
  • Residential batteries enrolled in ConnectedSolutions
  • Heat pump projects
  • Heat pump water heaters

* Up to $25,000 when installed in conjunction with a program eligible heat pump project.
**Must be in conjunction with completed weatherization recommendations.
Note: The maximum loan amount is over the lifetime of a customer’s energy efficiency upgrades. Eligible energy efficiency measures can be financed until the maximum loan amount is reached.


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Not Sure Which Heating System Is Right for You?

Start your home energy efficiency journey with a no-cost virtual or in-person Home Energy Assessment. An Energy Specialist will seek out inefficiencies, recommend upgrades, and help you access available rebates and incentives.