Windows for commercial buildings

Get a rebate for full window replacements

Improve the comfort of your business year-round by installing energy-efficient windows. Efficient windows seal in cool air during the summer and warm air during the winter, reducing your monthly bill and creating long-term energy savings.

What you get

The value of your window rebate depends on the total square footage of new windows installed. Receive a rebate of $20 per square foot when upgrading from single-pane (any frame) and/or $9 per square foot when upgrading from double-pane (metal frame) with new windows that have a U-factor of 0.26 or lower.

How you qualify

Customer requirements

• Must be a PSE commercial electric or natural gas customer. The fuel source for your heating must be supplied by PSE.
• Current windows must be either single-pane (any frame) or double-pane (metal frame).
• Applies to existing commercial buildings only. Residential, multifamily and new construction are not eligible.
• Transportation customers not eligible.

Rebate requirements

• Your rebate application must be submitted within 60 days of installation.
• Must include pictures of NFRC stickers or packing slip proving the U-factor for every new window installed.
• Must include pictures of pre-existing windows.
• Must be installed by a contractor. You may use any contractor you like.
• You will need pictures of your paid invoice and/or purchase receipt for your installed product. They must include an installation date, the measurement and type of each window installed, as well as the total cost and total number of windows installed.
• This rebate is only for new windows installed after Sept. 1, 2023.
• You must submit a completed W-9 Taxpayer Identification Form for your business
• Rebate cannot exceed the total cost paid by the customer, including taxes, for any rebated product.
• Installation must comply with all federal, state and local code requirements.
• Products that are replaced under warranty will not be eligible for second rebate.
• Windows must be installed within a conditioned space at the time of installation. Garages, unconditioned basements, etc., are not eligible.

For help understanding this rebate, its requirements or to verify your qualifications, call an Energy Advisor at 1-800-562-1482, Monday through Friday from 8 a.m. to 5 p.m.

How you apply

Eligible customers can receive a mail-in rebate directly from PSE by completing the following steps:

• Fill out the application
• Provide a copy of your invoice or receipt
• Provide proof of U-factor rating (pictures of NFRC stickers or packing slip proving the U-factor for every new window installed).
• Provide completed W-9
• Provide pictures of pre-existing windows

Submit all the above to commercialrebates@pse.com or mail completed rebate form to Puget Sound Energy/Commercial Rebates, P.O. Box 97034 BOT-02O, Bellevue, WA 98009-9734.

If you can’t do full window replacements but are still looking to increase the energy efficiency of your existing windows, take a look at our Commercial Secondary Windows incentives.

Additional information

U-factor

The U-factor measures how well the window insulates. While the U-factor can be any value, in general for windows it ranges from 0.20 to 1.20. The lower the U-factor, the better the window insulates.