Last updated: September 24, 2026
What affects the price
When you look at the cost of a new HVAC system, several variables come into play. The size of your home and the necessary cooling or heating capacity—measured in tons—are the biggest factors. You also have to consider the efficiency rating of the unit, the complexity of your existing ductwork, and whether you need to upgrade electrical components to support a modern system. Labor requirements, including accessibility and permit fees, further influence the final number.
About this service
Summer is peak season for HVAC, so if your system is struggling, it is best to act as soon as you notice a performance drop. While demand is high, our routing service helps you find available local professionals quickly. Don't suffer through the heat; let us help you find a prompt solution.
Frequently asked in Seattle
What is the cost of AC unit installation in Seattle?
How much does a central AC installation cost?
What is the cost of a window AC unit installation?
The cost to install a window AC unit in Seattle is generally lower than for central systems. It involves securely fitting the unit into a window frame and making electrical connections. The price can vary based on the unit's size and features. For a precise quote, call us to discuss your needs.
What are the best AC installation options?
What is the cost of ductless AC installation?
How much does AC installation service cost near me?
What is the cost of a furnace and AC installation?
The combined cost for furnace and AC installation in Seattle depends on the models chosen. The size and efficiency of both units, along with any ductwork changes, impact the total price. We provide free, comprehensive quotes for these projects. Call us to discuss your heating and cooling needs.
Also serving nearby: Kirkland · Bellevue · Renton · Kent · Federal Way
More on this: ENERGY STAR — choosing efficient systems.
Service area details
Serving all of Seattle — population 755,078; about 8,989 residents per square mile across 84.0 sq mi. ZIP codes covered include 98101, 98102, 98103, 98104, 98105, 98106, 98107, 98108.
Neighborhoods served in Seattle: Ballard, Fremont, Capitol Hill, Queen Anne, Green Lake — and every surrounding area.
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Everything else we cover here.
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