What is the cost to install central air with existing ductwork?
Most central AC installs with existing ductwork typically cost $6,000 to $20,000. Many homeowners spend about $12,000 for a complete, matched system. Most installations take about one day. We install Lennox and Trane systems. Free in-home estimates and financing options are available, subject to credit approval. Final price depends on home size, system efficiency, and any needed duct or electrical adjustments confirmed on site. We serve cities like Frisco and Carrollton. <br/> <br/> Updated: 2025-12-28 <br/> <br/> Need help in Carrollton, TX? Call (469) 515-7987 or book online. "They were meticulous, professional, and incredibly clean throughout the entire process." — Randi E.
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