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Incentives/Policies for Renewables & Efficiency

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NW Natural (Gas) - Business Energy Efficiency Rebate Program   

Last DSIRE Review: 10/17/2012
Program Overview:
State: Washington
Incentive Type: Utility Rebate Program
Eligible Efficiency Technologies: Clothes Washers, Dishwasher, Equipment Insulation, Water Heaters, Furnaces , Boilers, Steam-system upgrades, Building Insulation, Custom/Others pending approval, Food Service Equipment, HVAC Unit Heater, Radiant Heaters, Tankless Water Heaters, Ozone Clothes Washer
Applicable Sectors: Commercial, Industrial, Nonprofit, Local Government, State Government, Fed. Government
Amount:HVAC Unit Heater: $1.50/kBtu
Furnace: $3/kBtu/hr
Radiant Heating (Non-Modulating): $6.50/kBtu/hr
Radiant Heating (Modulating): $10/kBtu/hr
Tank Water Heater: 2.50/kBtu/hr
Tankless/Instantaneous Water Heater: $2.00/kBtu/hr
Boiler: $4/kBtu/hr
Boiler Vent Damper: $1,000
Steam Traps: $100/trap
Insulation: $0.30/sq. ft.
Pipe Insulation: $2-$6/ln. ft.
Thermal Curtains: $0.09/sq ft
Clothes Washers: $200
Ozone Clothes Washer: $40/pound
Dish Washer: $200-$500
Cooking Equipment: $150-$1300
Custom: 50% of incremental cost
Maximum Incentive:Custom: $1/annual therm saved
Eligible System Size:A post-installation inspection may apply if your incentive is greater than $5,000.
Equipment Requirements:Appliances must use natural gas. Requirements vary by efficiency measure; a list of equipment efficiency requirements is located on the program web site.
Installation Requirements:Equipment must be installed by Energy Trust contractor or another licensed contractor in Washington.
Funding Source:Energy Trust of Oregon
Web Site:

Energy Trust of Oregon administers energy efficiency rebate programs for both residential and commercial customers of NW Natural in Washington. Energy Trust is awarding the rebates and providing resources and technical assistance to interested customers. To be eligible for the commercial gas rebate program, customers must own an existing building in Washington and the improvements must be related to natural gas. A variety of energy efficiency improvements are eligible for rebates, including, insulation, HVAC units, water heaters, furnaces, boilers, radiant heating and commercial food service and lodging equipment. All equipment must be installed by an Energy Trust contractor or a Washington-licensed contractor. For more information on efficiency requirements and exact rebate amounts, see the program web site listed above.

  Business Energy Solutions
Energy Trust of Oregon
621 SW Morrison Street
Portland, OR 97205
Phone: (877) 510-6800
Phone 2: (866) 368-7878
Web Site:
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Disclaimer: The information presented on the DSIRE web site provides an unofficial overview of financial incentives and other policies. It does not constitute professional tax advice or other professional financial guidance, and it should not be used as the only source of information when making purchasing decisions, investment decisions or tax decisions, or when executing other binding agreements. Please refer to the individual contact provided below each summary to verify that a specific financial incentive or other policy applies to your project.

While the DSIRE staff strives to provide the best information possible, the DSIRE staff, the N.C. Solar Center, N.C. State University and the Interstate Renewable Energy Council, Inc. make no representations or warranties, either express or implied, concerning the accuracy, completeness, reliability or suitability of the information. The DSIRE staff, the N.C. Solar Center, N.C. State University and the Interstate Renewable Energy Council, Inc. disclaim all liability of any kind arising out of your use or misuse of the information contained or referenced on DSIRE Web pages.

Copyright 2014 - 2015 North Carolina State University, under NREL Subcontract No. XEU-0-99515-01. Permission granted only for personal or educational use, or for use by or on behalf of the U.S. government. North Carolina State University prohibits the unauthorized display, reproduction, sale, and/or distribution of all or portions of the content of the Database of State Incentives for Renewables and Efficiency (DSIRE) without prior, written consent.