What Are the Typical Costs to Install an HVAC System with Ductwork?

Exact pricing depends on an in-home evaluation of system size, ductwork scope, and installation conditions. We provide FREE estimates, free second opinions, and free air duct evaluations to confirm costs on site. We perform manual heat load calculations to size your HVAC correctly, and we install all major brands. If ductwork is needed, we can install new ducts. All new systems include a duct cleaning, static air test, and system customization. Flexible payment plans are available. Service available across San Antonio, New Braunfels, and nearby cities.

• Main cost drivers: equipment size/brand; ductwork repairs or replacement; electrical/venting needs; home layout; timeline.

Updated: 2025-12-28 00:00:00

Need help in Castroville, TX? Call (210) 489-1389 or book online.

"Elmer’s team did an amazing job on our new HVAC system installation." — Randall H.