Evaporative Cooler – Existing Homes

An evaporative cooler is a low-cost home cooling system that is mounted on the outside of your home. The system cools outdoor air by evaporation, and then blows the cooled air into the home.


$150 incentive for an evaporative cooler.


  • A homeowner or property owner in Idaho or Oregon can receive a cash incentive for having a qualified evaporative cooler installed into a qualified home.
  • A home can be a main residence, vacation home or rental.
  • Qualifying home types are single-family, site-built homes; manufactured homes; duplexes; triplexes or fourplexes.
  • The minimum airflow rating is 2,500 cubic feet per minute (CFM).
  • The homeowner may install the evaporative cooler or hire a qualified professional.

How to Apply

  1. Review the Terms and Conditions.
  2. Review the Incentive Application
  3. Install the new evaporative cooler.
  4. Complete and submit the Incentive Application to Idaho Power along with a copy of the paid invoice. Idaho Power will mail an incentive check to you following application approval.

For assistance with a PDF on this page or to request a PDF in an alternate format, please contact Customer Service at 208-388-2323 or 1-800-488-6151