Grassi
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Grassi installs & repairs HVAC systems of all kinds. Grassi Refrigeration has been serving the Walla Walla Valley since 1958 and is family owned and operated.
06/22/2026
Thank you to all technicians on National HVAC Tech Day!
05/28/2026
A look at last fall's rooftop unit installation, completed in collaboration with Hays Electric at Garrison Public School.
We're proud to be part of projects that support our local schools and community.
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Contact the business
Telephone
Website
Address
1445 W Rose Street
Walla Walla, WA
99362
Opening Hours
| Monday | 7:30am - 4pm |
| Tuesday | 7:30am - 4pm |
| Wednesday | 7:30am - 4pm |
| Thursday | 7:30am - 4pm |
| Friday | 7:30am - 4pm |
