McGarrett A/C & Heating

McGarrett A/C & Heating We are a local family owned and operated HVAC company with over 35 years of experience. We are based out of the Northwest Harris County area.
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A company that’s been built on trust, honesty, and always doing what’s in the best interest of the customer.

01/22/2026

Some nasty cold weather coming our way! They’re talking about a deep freeze starting Saturday night and lasting through Sunday evening.

If you have any concerns about your furnace or just want to check and make sure you don’t have any issues, call McGarrett AC and have us come give you an honest evaluation or repair!

Y’all stay safe this weekend!







Kaylei: Office
346-946-7577

Wishing Everyone a Safe                And Very      Merry Christmas!!               🎄 🎅 🎄    
12/16/2025

Wishing Everyone a Safe

And Very

Merry Christmas!!

🎄 🎅 🎄





Worst I’ve seen in 34 years!  I’ve never seen a capacitor blow up and cause all the wires to melt together like this bef...
09/28/2025

Worst I’ve seen in 34 years!

I’ve never seen a capacitor blow up and cause all the wires to melt together like this before… and I’ve seen hundreds of blown caps over the years! I even had to fix the wires inside the unit to the compressor, crank case heater, both High and Low Pressure switches… even had to replace 24V t-stat wire that was all melted together about 18”-24” away from the unit!! 😳

👍
😉
😎

08/15/2025

Well, we’re 1/2 way through August now, but after an actually pretty mild summer McGarrett AC is finally all caught up and able to offer same day service again (in most cases). So if you’re noticing that your AC isn’t acting like it should or you just want a check up to make sure things stay a...

You know that August has arrived when it’s 10 o’clock on a Friday night and you’re still out running calls with 2 more t...
08/02/2025

You know that August has arrived when it’s 10 o’clock on a Friday night and you’re still out running calls with 2 more to go… And the last 2 are willing to wait as long (or as late) as it takes for us to get out there!!!




Office: Kaylei
346-946-7577

07/11/2025
I can’t tell you how many I’ve hired over the years that were just hired on as an apprentice and didn’t last a week!!   ...
07/09/2025

I can’t tell you how many I’ve hired over the years that were just hired on as an apprentice and didn’t last a week!!
This is SOOO Legit! 😂

!


Hummm… This sounds vaguely familiar to something I might have experienced once or twice over the years 🤔🤷🏼‍♂️😂
07/09/2025

Hummm… This sounds vaguely familiar to something I might have experienced once or twice over the years 🤔🤷🏼‍♂️😂

Here’s a few pics from the install we did yesterday… We have a few “Before” pictures mixed in with the “After” so you ca...
07/08/2025

Here’s a few pics from the install we did yesterday… We have a few “Before” pictures mixed in with the “After” so you can see the difference.

In addition to it just being a SUPER clean install, we have pics of the new “Return Air Plenum” that we added (last system just had holes cut into furnace 🤦‍♂️), a new “In-Line Filter Cabinet” for 20x25x4” R/A filters, a new safety drain pan with a new “Aqua Guard Safety Float Switch”, a new “PVC Ball Valve” with a riser for pouring bleach and cleaning drain-line out (this is to isolate the coil allowing for an easier and more efficient way to clean the primary drain line).

We’ve also added in a new “Reme Halo” air purifier for her in her supply air (the same one I have in MY house and love) and we put in all new “Start Collars-With Dampers” in every S/A duct (for balancing airflow and giving her total air control) attached to the new R8-Insulated “Supply Air Plenum” that we installed on the system to top it all off!! 👍😁

On the outside, we installed a new “3.5 Ton 454B RUUD Condensing Unit” after thoroughly flushing out the copper line set with RX-Line Flush. This is to remove any R22 contaminants left in there from the previous system. We put in a new 16 in.³ Liquid Line Dryer, pulled the system into a deep vacuum for over an hour and opened up the “King-Valves” introducing the new 454B Freon into system. We then dialed the charge in to the manufacturers spec’s and her new system is back up and running, back blowing and cooling better than ever!!
😃👍 ❄️ 🔥😊



!

Office: Kaylei
346-946-7577

Address

Houston, TX

Opening Hours

Monday 8am - 9pm
Tuesday 8am - 9pm
Wednesday 8am - 9pm
Thursday 8am - 9pm
Friday 8am - 9pm
Saturday 8am - 12pm

Telephone

+13469467577

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