Low-e Storm Windows

Overview

Storm windows are installed over existing single pane windows, on either the interior or exterior. By adding an extra layer, storm windows keep your home warmer in winter, keep your home cooler in summer, and protect your home from ultraviolet (UV) rays. Low-e windows have a thin coating that limits the amount of UV and infrared light that passes through. 

Low-e Storm Window Rebates

Rebate amounts apply to applications received through March 31, 2026. Rebates paid cannot exceed the total project costs.

Rebate Details

• Existing homes located in Wenatchee's Grandview Historic District, listed on a Register of Historic Places, or of a similar vintage.
• Home must be primarily heated with electric, permanently-installed heat (heat pump, baseboard, wall heaters, resistance furnace, radiant heat, or ductless mini-splits)
• Storm windows must be listed on this qualifying product list. These storm windows have a low-e factor of 0.22 or lower and solar transmittance greater than 0.55.
• Storm windows must be installed over single-pane windows.
• Storm windows must be permanently installed and be of the same opening type as the existing primary window.
• If you're installing storm windows on the exterior of your home, the low-e side must be facing the interior.
• If you're installing storm windows on the interior of your home, make sure that they are sealed tightly.

Pre-Application Checklist

Applications must be submitted within 6 months of contractor installation or 1 year from purchase for DIY installation.

Here's what you'll need to have handy before you start the application:

1. Receipt or contractor invoice showing a qualifying storm window brand and model, cost, and window dimensions. 

Process Overview

Questions?

We're here to help! Talk to a Chelan PUD energy advisor with the Customer Energy Solutions team.

Call (509) 661-8008 or send an email.