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About Thermall
-Service Area
-Thermall Guarantee
-What Our Customers Say
-Contact Form

Brands
-WaterFurnace® Geothermal
-Thermall Home Monitoring
-Comfort InstituteTM

Information Center
-Tips & Secrets to Buying a New Heating & Cooling System
-15 Questions to Ask a Heating & Cooling Contractor

Services
-For New Homes
-For Older Homes / Retrofit
-Customer Protection Plan (CPP)
-Whole House Comfort Checkup

Thermall Heating & Cooling installs, maintains, and repairs residential climate control systems in new and older homes. We are whole house comfort specialists, focusing on your house as a complete system.
ELLENSBURG OFFICE
801 Prospect St
Ellensburg, WA 98926
(509) 962-8368
Fax (509) 925-9275

YAKIMA
PO Box 52
Yakima, WA 98907
(509) 248-8368

CLE ELUM
(509) 674-7711

Comfort Institute Member
Toll-free 1-800-539-7593
Email thermall@thermallheating.com
WaterFurnace Dealer