Weatherization

Contact Ground-Source Heat Pump Installers

We recommend selecting ground-source heat pump installers from the Mass Save Heat Pump Installer Network (HPIN).

Customers of Berkshire Gas, Cape Light Compact, Eversource, Liberty Utilities, National Grid, and Unitil are eligible for Mass Save ground-source heat pump rebates and financing offers, which are accessed by using an HPIN installer.

Customers of Municipal Light Plants (MLPs) can also use installers in the HPIN, though rebates and financing offers will be determined by your MLP.

Contact Heat Pump Water Heater Installers

We recommend selecting heat pump water heater installers from the Mass Save Heat Pump Installer Network (HPIN).

Customers of Berkshire Gas, Cape Light Compact, Eversource, Liberty Utilities, National Grid, and Unitil are eligible for Mass Save heat pump water heater rebates and financing offers, which are accessed by using an instant rebate process or an HPIN installer.

Customers of Municipal Light Plants (MLPs) can also use installers in the HPIN, though rebates and financing offers will be determined by your MLP.

Start Weatherization With A Home Energy Assessment (Hea)

Residents of Cape Cod and Martha’s Vineyard

Low-cost HEA available

Go to Cape Light Compact

Customers of Municipal Light Plants

Check your MLP’s website

Find Your MLP

All other Residents

Low-cost HEA available

Go to Mass Save®

Contact Air-Source Heat Pump Installers

We recommend selecting air-source heat pump installer from the Mass Save Heat Pump Installer Network (HPIN).

Customers of Berkshire Gas, Cape Light Compact, Eversource, Liberty Utilities, National Grid, and Unitil are eligible for Mass Save air-source heat pump rebates and financing offers, which are accessed by using an HPIN installer.

Customers of Municipal Light Plants (MLPs) can also use installers in the HPIN, though rebates and financing offers will be determined by your MLP.