How much does it cost to install central air with existing ductwork?
Costs for central air with existing ductwork vary by home size, system efficiency, and duct condition. We provide an on-site analysis and a personalized proposal with up-front pricing before work starts. Financing is available, including options as low as $120/month and 0% for up to 18 months (subject to approval). Many installs include a free proposal and timely scheduling. We serve Boise, Nampa, Meridian, Caldwell, and nearby areas.
Quick steps:
- Schedule a home visit.
- We assess system size and ducts.
- You receive clear options and pricing.
Updated: 2026-01-02
Need help in Caldwell, ID? Call (208) 738-4822 or book online.
Sources
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- [1]https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sChdDSUhNMG9nS0VJQ0FnSURabW9pRXp3RRAB!2m1!1s0x0:0xd2c9a181b97b21e7!3m1!1s2@1:CIHM0ogKEICAgIDZmoiEzwE%7CCgwI7fbXqAYQ2Pi9iAI%7C?hl=en-US
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- [3]https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sChZDSUhNMG9nS0VJQ0FnSUNlMGRyMUF3EAE!2m1!1s0x0:0xd2c9a181b97b21e7!3m1!1s2@1:CIHM0ogKEICAgICe0dr1Aw%7CCgwIm4ySmQYQ-N3PwAI%7C?hl=en-US
- [4]https://ultimateheatingandair.com/hvac-services/smart-thermostat-installation/
- [5]https://ultimateheatingandair.com/hvac-services/air-duct-repair/
- [6]https://ultimateheatingandair.com/plumbing-services/plumbing-repair/
- [7]https://ultimateheatingandair.com/hvac-services/heating-maintenance/
- [8]https://ultimateheatingandair.com/hvac-services/furnace-installation/
- [9]https://ultimateheatingandair.com/services/gas-furnaces/
- [10]https://ultimateheatingandair.com/new-construction/
- [11]https://ultimateheatingandair.com/hvac-services/air-duct-installation/