21st DesignsDemo build
(210) 555-0171

Comfortable every month of a Texas year

AC repair, replacement and tune-ups across San Antonio. Straight diagnosis, three written options at three prices, and a tech who arrives inside the window we gave you.

Book a service callReplacement estimator

TACLA 00318C · On time or the diagnostic is free · Financing on replacements

Feb the one week your heat has to workJun to Sep 100 degree days, back to backOct tune-up season, before anyone needs us

Services

Nineteen years on San Antonio roofs, attics and slabs. Two trucks in the north, two inside 410, all of them stocked.

AC repair

Same day in summer

Diagnosed on the first visit, with the eight parts that fail most on the truck already. Price approved before the wrench turns.

System replacement

Three written options

Sized by a load calculation on your house, not by whatever was there before. Good, better and best, all in writing.

Heating and furnaces

Ready by November

Gas and electric heat checked, cleaned and safety tested. Cracked heat exchangers get found before the first cold snap.

Ducts and airflow

Hot room specialists

Leaky returns sealed and registers balanced, so the back bedroom stops running eight degrees warmer than the hall.

Air quality

Cedar season help

Media filtration and fresh air dampers for households that lose December to cedar. Filters sized to your cabinet.

Looking at a full replacement? Price one in about a minute with the estimator.

$14a month, per systemThe Comfort Club

Two visits a year, and you skip the line

  • Two tune-ups a year, spring and fall, booked for you
  • Front of the line on 100 degree days, ahead of non-members
  • 15 percent off any repair, no cap
  • No overtime rate, nights, weekends or holidays
  • Cancel any time, no exit fee, no auto price rise

Members pay about $168 a year and save it back on the first repair. Around 600 households are on it right now.

What a service call looks like

  1. You pick a two-hour windowOnline or on the phone, and you get the tech's name before the day comes.
  2. We text when the truck rollsThirty minutes out, so you are not sitting home guessing all afternoon.
  3. Diagnosis with the readings shownPressures, temperatures and amp draw, explained on the spot in plain words.
  4. Three prices, then your callRepair it, patch it for the season or replace it. We say which one we would pick.
  5. Photos and readings emailedEvery visit ends with a record you can hand to the next tech, or to us next year.

In the middle of summer

AC died at 104 degrees. Diagnosed by noon, cold air by 4pm, and the bill matched the quote exactly.Luis · Stone Oak
Gave us a repair option when every other company pushed a full replacement. It has run two summers since.Karen · Boerne
They found the back bedroom was on a crushed duct. Fixed in an hour after nine years of a hot room.Trey · Converse

Book before the heat does

Service calls run on a two-hour window with a text when the tech is on the way. June and July book out days ahead, so earlier is kinder to you.

(210) 555-0171