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NorthWestern Energy - Commercial Energy Efficiency Rebate Program

Program Info
Funding Source 

Electric default supply rates for its default supply customers.

Expiration Date 


Program Type 
Utility Rebate Program
Rebate Amount 

Furnace/Boiler: $3.25/KBtu/hr
Boiler Tune-Up: $100
Water Heater: $2.50/KBtu/hr

Stack Heat Exchanger: $0.50/KBtu/hr
DHW Circulation Pump Time Clock: $100
Fryer: $6/KBtu/hr
EMS Optimization: $500
Water Heater Tank Insulation: $35
Pipe Insulation: $1.41/ln. ft.
Duct Sealing and Insulation: $1.50/sq. ft.
Building Insulation: $0.30-$0.40/sq. ft.
Windows: $3.50/sq. ft.
New Construction Refrigeration Heat Recovery: $1/OA-CFM
Energy Star Programmable Thermostat: $0.08/sq. ft.

NorthWestern Energy

NorthWestern Energy offers multiple rebate programs for commercial and industrial customers to make energy efficient improvements to their businesses. The E+ Commercial Natural Gas Savings Program, for both existing businesses and new construction, offers incentives on a variety of equipment designed to improve energy efficiency. Many of the rebates are calculated based on KBtu/hr output rating of installed equipment. Prior to rebate payment, NorthWestern Energy representatives may inspect completed jobs. Information on specific equipment eligibility and rebate amounts may be found on the Natural Gas Savings application forms for new construction and existing businesses.

Other Information 

Varies by product, see application forms