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Existing Buildings (Washington)

No matter the size or type of your business, Energy Trust offers a variety of incentives for qualifying natural gas upgrades. Incentives may help lower your upfront costs and make energy-efficient improvements more affordable. These upgrades can deliver long-term energy savings, lower operating costs and improve employee and customer comfort. Energy savings often pay for improvements in just a few years, helping you achieve a faster return on your investment. Want to stretch every dollar? Bring us in.

Incentives are available for commercial firm and interruptible sales customers served on rate schedules 1, 3, 41 and 42.

  1. Check your eligibility.

    Read More >

    Energy Trust provides cash incentives to businesses for energy-efficiency and renewable energy projects. To qualify, you must:

    • Have a commercial, industrial or institutional facility project site in Washington served by
      NW Natural. Washington customers are eligible for gas incentives only. Additional requirements may apply.
  2. Find a trade ally contractor.

    We can help you get started.

  3. Install equipment that meets the requirements listed in the Washington Cash Incentives Brochure.

  4. Submit documentation.

  5. Get your incentive.

    Note: A post-installation verification may apply.

Equipment Incentive
New Rooftop Unit (RTU) with Demand Control Ventilation (DCV) $29/ton
Radiant Heaters $5.50–$7/kBtu/h input
Commercial Tank Water Heater $3/kBtu/h input
Commercial Tankless Water Heater/Boiler ≥ 200 kBtu/h $1/kBtu/h input
Commercial Tankless Water Heater < 200 kBtu/h $300 each
Commercial Hot Water Condensing Boiler, Space Heating $8–$10/kBtu/h input
Modulating Boiler Burner $2/kBtu/h input
Steam Traps $0.40–$0.90/lb/hr of trap capacity
Showerhead and Showerwand* $7 each
Bathroom and Kitchen Faucet Aerators $3–$5 each
Commercial Laundry Washer $65 each
Gas-fired Automatic Conveyor Broiler $2,015–$2,925 each
Gas Convection Oven $315 each
Gas Combination Oven $750 each
Gas Rack Ovens $2,500–$5,000 each
Gas Fryer $1,000/vat
Gas Steam Cooker $1,850 each
Dishwashers $195–$900 each
Add Doors to Open Refrigerated Cases $100/linear ft of door
New Refrigerated Cases with Doors $35/linear ft of door
Attic, Roof and Wall Insulation $0.30–$0.60/sq ft
Pipe Insulation $2–$6/ft

*Showerheads and showerwands purchased at retail stores currently participating in Energy Trust’s retail buydown are not eligible.

Projects that feature non-custom equipment with simple installation may be eligible for standard incentives. Eligible participants can receive up to $75,000 per site, per year for qualifying projects. It’s easy to qualify for standard incentives, and your trade ally contractor may be able to complete the forms for you. Get more details >

Custom Incentives

Energy Trust offers custom incentives for larger, more complex projects. Learn more about custom incentives >

Incentives are subject to funding availability and may change.

Need Help? Contact Us.


Success Stories

Camas School District, Camas, Washington

Camas School District, Camas, Washington

Estimated Annual Savings: $39,300

Cash Incentives: $165,900