Insulation

Up to $1,200

Standard

Up to $1,875

Income-Qualified*

Up to $2,550

Home Energy Audit

Up to $150

N/A

Windows & Skylights

(Must meet ENERGY STAR Most Efficient criteria)

Up to $600

N/A

Exterior Doors

Up to $250 per door

$500 annually

N/A

Air Source Heat Pumps

Up to $2,000

Up to $1,300

Geothermal Heat Pumps

30% of total project cost

Up to $1,000

Central Air Conditioners

ENERGY STAR

Up to $600

N/A

Furnaces (Natural Gas)

Up to $600

Minimum 97% AFUE

Standard

Up to $150

Income-Qualified*

Up to $550

Minimum 95% AFUE

Furnaces (Oil)

Up to $600

N/A

Hot Water Boilers (Natural Gas) ENERGY STAR

Up to $600

Standard

Up to $500

Income-Qualified*

Up to $700

Hot Water Boilers (Propane, Oil)

Up to $600

N/A

Biomass Stoves/Boilers

Up to $2,000

N/A

Heat Pump Water Heaters

Up to $2,000

Instant discount available through participating Trade Allies

Water Heaters (Natural Gas)

Up to $600

Requires ENERGY STAR v5.0 effective 4/18/23

Instant discount available through participating Trade Allies

Solar Energy Systems

30% of total project cost

Up to $500

Customers in specific ZIP codes may receive an additional $500 bonus for solar electric systems

Small Wind Turbines

30% of total project cost

N/A

Battery Storage Technology

30% of total project cost

N/A

Fuel Cells

30% of total project cost

N/A

Electric Panel Upgrades (Potentially needed for several of the above improvements)

Up to $600

N/A