Theisen Heating, Air Conditioning & Furnace Cleaning
1014 N 34th Ave STE A
Yakima, WA 98902
United States
Yakima, WA 98902
United States
Important Wattsmart® Business program changes in 2026
California - Effective November 9, 2025, summary of changes (PDF) and more information here.
Washington - Effective January 1, 2026, summary of changes (PDF) and more information here.
If you have questions or need more information, please call us toll-free at 1-855-805-7231 or email us.
California - Effective November 9, 2025, summary of changes (PDF) and more information here.
Washington - Effective January 1, 2026, summary of changes (PDF) and more information here.
If you have questions or need more information, please call us toll-free at 1-855-805-7231 or email us.