Mass Save Heat Loans

April 25th, 2025

No-interest loans are available for eligible home energy efficiency improvements through the Mass Save HEAT Loan Program. As a participating lender, we offer these 0% interest loans on qualifying
improvements, including:

  • Mass Save Recommended Insulation Improvements
  • Barriers to Insulation
  • Boilers and Furnaces
  • Water Heaters
  • Heat Pumps
  • ENERGY STARĀ®
    Certified Replacement Windows
  • Energy-Efficient Thermostats
  • Residential Batteries


Please visit MassSave.com/HEATLoan for more information.
HEAT Loans are available to customers of Berkshire Gas, Cape Light Compact, Eversource, Liberty, National Grid and Unitil.

Customers must meet program eligibility requirements prior to participating. Proposed equipment upgrades must be authorized prior to financing. Eligibility for the HEAT Loan Program is based on pre-approval. Some restrictions apply and offers are subject to change or cancellation. Financing is subject to credit approval. Additional Terms and Conditions apply. Visit MassSave.com/HEATLoan or call 866-527-SAVE (7283) for details and to learn more about the program.