Gas Boilers, Steam Traps and Thermostatic Radiator Valves
Lower gas usage at your multifamily property by upgrading your gas heating system to a high-efficiency natural gas boiler. Energy Trust also offers incentives on steam traps and thermostatic radiator valves to lower gas usage at your multifamily property.

To get started on your energy-efficient upgrade follow the steps below or contact a program representative.
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Establish your eligibility.
Read More >- Property’s heating must be provided by NW Natural, Cascade Natural Gas or Avista.
- Cash incentives are available to all Oregon multifamily attached residential properties with two or more units including: duplexes, triplexes and fourplexes; side-by-side units; and stacked structures with five or more units. For specific incentives based on your building type see the “Details” tab for further eligibility requirements.
- Energy-saving improvements must meet program requirements.
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Find a trade ally contractor or work with your own contractor.
We can help you get started.
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Install equipment that meets the requirements listed on the Details tab.
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Complete and submit an incentive application with supporting documentation.
- Proof of payment (invoice or receipt marked paid) and/or contractor’s invoice
- A W-9 or Substitute W-9 form is required for investment properties.
- Energy Trust must receive applications within 90 days from the date of purchase and installation.
Download Application (PDF) Download Application (Doc)
Send by Mail
Energy Trust of Oregon
Existing Multifamily Program
811 SW 6th Ave, Suite 800
Portland, OR 97204Send by Email
multifamily@energytrust.orgSend by Fax
503.243.1154 -
Get your incentive.
You should receive a cash incentive check within 6-8 weeks after all information is received.
Note: A post-installation verification may be required.
Customers may receive cash incentives up to $250,000 per site, per year.
Equipment | Incentive | Requirements |
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High-Efficiency Condensing Boiler | $8.50 per kBtu/h | Minimum 94% efficiency Annual Fuel Utilization Efficiency (AFUE) or Thermal Efficiency (TE). |
Steam Traps | Must replace a failed, open existing steam trap Limited-time bonus. To qualify, equipment must be purchased on or after 3/1/22 and installed by 9/30/22. |
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Thermostatic Radiator Valves (TRVs) | Gas central hydronic or steam systems only. Limited-time bonus. To qualify, equipment must be purchased on or after 3/1/22 and installed by 9/30/22. |
Incentives are subject to funding availability and may change. Incentives are not intended to influence consumer decisions on fuel sources.
- Multifamily Heating, Ventilation and Cooling Incentive Application—Form 320HVAC (Online using DocuSign | PDF | DOC)
- A W-9 or Substitute W-9 form is required for investment properties
Need Help? Contact Us.
We’re here to explain the process and benefits. Give us a call at 1.877.510.2130 or send us an email at multifamily@energytrust.org.