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Building and pipe insulation

Proper building and pipe insulation is an essential part of saving energy, lowering heating and cooling costs, reducing outside noise and providing comfort year-round.

  1. Establish your eligibility.

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

    • Be served by Portland General Electric, Pacific Power, NW Natural, Cascade Natural Gas or Avista and contribute to the public purpose charge. Check your utility bill or contact us if you have questions.
    • Have a project site in Oregon.
  2. Select equipment that qualifies for Energy Trust incentives.

    Your trade ally or vendor can help you get started. Be sure to check all of the “Qualifying Criteria” on the incentive application to ensure that your equipment qualifies for Energy Trust incentives.

  3. Purchase and install equipment.

  4. Complete the appropriate incentive application for your cash incentive.

    You must return a completed and signed incentive application with your invoices for your equipment to Energy Trust within 180 days of purchase and before the end of the calendar year to receive your incentive.  

    Download Application (Excel) Download Application (PDF)

    Send by Mail

    Energy Trust of Oregon
    123 NE 3rd Ave, Suite 400
    Portland, OR 97232

    Send by Fax
    503.282.0177

  5. Receive your incentive.

Incentives differ for electric heated sites and gas heated sites. See available incentives for sites served by Portland General Electric and Pacific Power below. Click here to see available incentives for sites served by NW Natural, Cascade Natural Gas and Avista. 

Incentives for electric heated sites served by Portland General Electric or Pacific Power

Energy Trust offers the following cash incentives for energy-efficient insulation installed at electric heated facilities. Insulation purchased before April 5, 2021 is not eligible for incentives.

Incentive limits for electric heated sites vary by utility:

  • Portland General Electric sites are limited to $40,000 in 2021. Customers may submit one application for building insulation (electric) per site.
  • Pacific Power sites are limited to $10,000 in 2021. Customers may submit one application for building insulation (electric) per site.
Building and Pipe Insulation Incentive Requirements
Attic insulation* $0.60 per square foot

New insulation must be ≥ R25.

Roof insulation* $0.50 per square foot

$1.00 per square foot

If no existing insulation, new insulation must be ≥ R15.

If no existing insulation, new insulation must be >= R30.
If existing insulation <= R5; new insulation must be ≥ R30.

Wall insulation* $0.60 per square foot

New insulation must be ≥ R20.

*No existing insulation, unless existing is damaged or missing. Damaged or missing insulation must be prequalified and documented by the installation contractor. Please refer to Form 420IN for a full list of qualifying criteria.

Incentives for gas heated sites served by NW Natural, Cascade Natural Gas or Avista

Energy Trust offers the following cash incentives for energy-efficient insulation installed at gas heated facilities.

Incentive limits for gas heated sites vary by utility:

  • NW Natural and Avista sites are limited to $5,000 in 2021. Customers may submit one industrial insulation application per site.
  • Cascade Natural Gas sites are not subject to the $5,000 incentive limit or the one application limit. See Form 420IN for additional requirements.
Building and Pipe Insulation Incentive Requirements
Attic insulation $0.60 per square foot

New insulation must be ≥ R25.

Roof insulation* $0.50 per square foot

If no existing insulation, new insulation must be ≥ R15.

Roof insulation* $1.00 per square foot

If no existing insulation, new insulation must be >= R30.

If existing insulation <= R5; new insulation must be ≥ R30.

Wall insulation* $0.60 per square foot

New insulation must be ≥ R20.

Pipe insulation, domestic hot water** $8.00 per lineal foot

If pipe diameter is ≤1.5″, the minimum thickness is >1.5″; if pipe diameter is >1.5″, the minimum thickness is 2.0″.

Pipe insulation, low-pressure steam** $4.00 per lineal foot

If pipe diameter is ≤1.5″, the minimum thickness is >1.5″; if pipe diameter is >1.5″, the minimum thickness is 2.0″.

Pipe insulation, med-pressure steam** $12.00 per lineal foot

If pipe diameter is ≤1.5″, the minimum thickness is >1.5″; if pipe diameter is >1.5″, the minimum thickness is 2.0″.

*No existing insulation, unless existing is damaged or missing. Damaged or missing insulation must be prequalified and documented by the installation contractor. Please refer to Form 420IN for a full list of qualifying criteria.

**No existing insulation. Only gas heated systems are eligible. Please refer to Form 420IN  for a full list of qualifying criteria.

Indoor grow operations are not eligible for commercial or industrial insulation incentives.

Insulation incentives not listed may still be eligible for custom incentives. To learn more, please visit our incentive page for custom energy-efficiency projects.

Incentives are subject to funding availability and may change.

Questions?

Call us at 503.928.3154 or email streamlinedindustrial@energytrust.org.

Success Stories

Sulzer Pumps, Portland

Sulzer Pumps, Portland

Estimated Annual Savings: $99,000