SAN ANTONIO · SAME-DAY AC REPAIR
HVAC & AC Repair With No Service Call Fee.
Most companies in San Antonio charge $79 – $129 just to look at your system. We charge nothing — to come out, to diagnose it, or to give you a second opinion. You only pay when you approve the repair.
- No service call fee
- No weekend surcharge
- Free second opinion
- Licensed & insured
★★★★★4.5 · 78 Google reviews
Mon–Fri 8–5 · Sat 8–1
WHAT OTHERS CHARGE JUST TO SHOW UP
$29 - $129
Typical San Antonio diagnostic fee
WHAT WE CHARGE
$0
Always. Every visit. Every customer.
Range based on published pricing from San Antonio HVAC companies, August 2026.
Here's exactly what happens when you call.
No sales pitch. No mystery invoice. You'll know the price before we touch anything.
You call, we answer
A real person picks up — not a call center. We give you a two-hour window, not "sometime today."
We diagnose it free
Full system check. We photograph what we find and show you on your phone before we say a word about cost.
You get the price in writing
Flat price, in writing, before any work starts. If you say no, you owe nothing and you keep the photos.
We fix it
Most repairs done in one visit, and the work is backed by a written warranty.
We repair and install every major HVAC brand.
Whatever is sitting outside your house, we work on it. And if it's time to replace it, we install these.
All makes and models serviced · Independent Trane Comfort Specialist™ dealer
San Antonio homeowners already know us.
★★★★★ 4.5 · 78 Google reviews
"Design HVAC was the only one who didn't try to upsell me. They went above and beyond."
"I called with a problem and within an hour and a half the AC was up and running."
"They focus on relationships, service and quality."
Read all reviews on Google →
Not sure if it needs a repair? These are the signs.
Smell something burning? Shut the system off at the breaker and call us at (210) 454-3531. Don't run it.
Why homeowners let us in the door.
Licensed, insured, background-checked
TACLB 107681E, EPA 608 certified, and $1,000,000 in general liability insurance. The licence number is on every invoice.
Price in writing before we start
Flat price, agreed before any work begins. The number we quote is the number on your invoice.
Written parts & labor warranty
[PENDIENTE CLIENTE: X years parts - X years labor] — plus your manufacturer warranty registered in your name.
A small family crew that actually has room for you.
The big companies in San Antonio run 45 to 200 trucks and book you three days out in August. We’re a family-owned crew of five, and we cap ourselves at 20 new jobs a month — on purpose. That means when you call this week, we can come this week. It also means the same people who quoted your job are the ones who show up to do it.
Service call fee
Response in business hours
78 Google reviews
Years in the trade
Questions homeowners ask us
Do you charge a service call fee?
No. We do not charge a service call fee. You only pay for work you approve.
How soon can you get here?
No. We do not charge a service call fee. You only pay for work you approve.
Do you charge extra on Saturdays?
No weekend surcharge.
Can you give me a second opinion?
Yes. We provide free second opinions on HVAC repair or replacement recommendations.
What brands do you work on?
We service all major HVAC brands and install the brands listed in our approved brand set.
What if my system cannot be repaired?
We explain the repair and replacement options so you can make an informed decision.
If it's not worth repairing, we'll tell you that too.
Sometimes the honest answer is that you’re about to put $1,200 into a system that has two summers left. When that’s the case we’ll show you both numbers — repair cost and replacement cost — and let you decide.
If you do end up replacing it, we measure your house room by
room first and you get the numbers in writing. Free, whether
you buy from us or not.
Free diagnostic. Free second opinion. Nothing owed until you say yes.
Mon–Fri 8am–5pm · Sat 8am–1pm
19303 Atoko Way, San Antonio, TX 78256