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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.

You may receive up to $1 per square foot for building insulation, and up to $12 per lineal foot for pipe insulation.

  1. Establish your eligibility.

    Read More >

    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. Talk with your trade ally or vendor to help you select equipment that qualifies for Energy Trust incentives.

    We can help you get started.

  3. Complete and submit the appropriate incentive form for your cash incentive.

    Be sure to check all of the “Qualifying Criteria” to ensure that your equipment qualifies for Energy Trust incentives.

    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

Please refer to Form 420IN for a full list of qualifying criteria.

Energy Trust offers the following cash incentives for energy-efficient insulation installations:

Building and Pipe Insulation Incentive Requirements
Attic insulation* $0.60 per square foot

New insulation must be ≥ R25.

Electric and gas heated systems are eligible

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.

Electric and gas heated systems are eligible.

Wall insulation* $0.60 per square foot

New insulation must be ≥ R20.

Electric and gas heated systems are eligible.

Pipe insulation, domestic hot water* $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″.

Only gas heated systems are eligible.

Pipe insulation, low-pressure steam** $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″.

Only gas heated systems are eligible.

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″.

Only gas heated systems are eligible.

*No existing insulation, unless existing is damaged or missing. Damaged or missing insulation must be prequalified and documented by the installation contractor.

**No existing insulation

Indoor grow operations are not eligible. To learn more about insulation incentives available for grow operations, please visit cannabis and hemp grow operations.

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

Incentives are subject to funding availability and may change.

Questions?

Give us a call at 503.928.3154.

Success Stories

Sulzer Pumps, Portland

Sulzer Pumps, Portland

Estimated Annual Savings: $99,000