Improve your home's comfort, efficiency, and value

Upgrade your windows today!

Drafty windows are one source of energy loss. They also negatively affect your home's comfort and property value.

If you heat with electricity, you could receive a rebate if you upgrade your home's windows to ENERGY STAR® windows. We offer a $25-per-qualified-window rebate (both new construction and replacement windows are eligible).

Combine our rebates with federal tax credits! Save 30% on the cost of materials up to $600 per year.

Apply for your rebate

For questions about program eligibility or rebates, contact our Idea Center or call 800-493-3299 during business hours.

Complete the form below and attach all required documentation, then email it to [email protected] or mail it to: 

Rebates
Otter Tail Power Company
P.O. Box 496
Fergus Falls, MN 56538

2024 home insulation rebate form