February 19, 2026·GuildPro Team
When to Replace Your HVAC System in Eastern Washington
Eastern Washington's extreme temperatures put extra strain on HVAC systems. Here's how to know when it's time for a replacement.
Eastern Washington experiences extreme temperature swings — from triple-digit summers to below-freezing winters. Your HVAC system works harder here than in many parts of the country.
Signs It's Time to Replace
- Your system is 15+ years old
- Repair costs exceed 50% of replacement cost
- Uneven heating or cooling throughout your home
- Rising energy bills despite regular maintenance
- Frequent breakdowns, especially during peak seasons
What to Expect
A new HVAC system in the Tri-Cities area typically costs $5,000–$12,000 depending on the size of your home and the equipment chosen. Many local contractors offer financing.
Find a Contractor
Browse our HVAC directory to find top-rated technicians in your area.