Home › FAQ
Answers
hvac questions people ask in San Antonio
Do you charge for estimates?
No. In-home estimates on new AC systems and replacements are completely free in the San Antonio area. We'll size the system, walk you through your options, and give you a written price — no pressure, no fee.
Do you charge for service calls?
No — the diagnostic is free. A licensed tech comes out, diagnoses the issue, and gives you a written price before any work begins. You only pay if you approve the repair.
How much does a new AC system cost in San Antonio?
A complete new AC system installed by Carnes and Sons starts at $5,999, with financing available on approved credit. Final pricing depends on home size, system tonnage, and brand — Goodman or Carrier.
Do you offer financing on AC installation?
Yes. We offer financing through Synchrony Financial on qualifying new system installations. Monthly payment depends on the system you choose and your credit terms.
Are you family-owned?
Yes. Carnes and Sons is owned by Clint Carnes, who has 28+ years in HVAC. Clint still answers the phone himself — no call center — and every tech on our crew is trained to his standard.
What areas do you serve?
We serve San Antonio and the surrounding communities including Stone Oak, Boerne, Helotes, Alamo Heights, New Braunfels, Schertz, Cibolo, Fair Oaks Ranch, Shavano Park, The Dominion, and Hollywood Park.
Are you licensed and insured?
Yes — Carnes and Sons is a fully licensed Texas HVAC contractor (TACLB29435E), BBB-accredited, and a Carrier Factory Authorized Dealer.