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Tulsa summers are not gentle on cooling equipment. The National Weather Service pegs the metro at 10.8 days per year of 100 degree heat on average, and July 2026 brought an Extreme Heat Warning with heat index readings well above 110. When a system quits in that kind of weather, you need a repair crew that answers the phone, shows up the same day, and quotes a firm price before opening a panel. That is the entire business model at 918 AC Repair. We diagnose the fault, explain it in plain English, and fix what actually broke instead of upselling a replacement you do not need.
Licensed
Oklahoma mechanical trade
AC work in Oklahoma is a licensed trade under the Construction Industries Board. Ask any contractor for their CIB number, then check it on the state lookup. We will tell you ours before you ask.
Upfront
Priced before we start
Diagnosis first, then a written price for the repair. No hourly meter running while parts get hunted down, and no surprise line items when the invoice arrives.
No cooling at 9 pm in July is not a wait-until-morning problem. The emergency line runs around the clock.
Coil cleaning, refrigerant check, capacitor test, and airflow reading before the first 100 degree day.
Right-sized replacement systems with current R-454B refrigerant and a city permit handled for you.
Find the leak, fix the leak, then recharge. Topping off a leaking system every summer wastes money.
Repair and installation for single-room and multi-zone mini split systems, including garages and additions.
Rooftop units and split systems for Tulsa shops, offices, and restaurants, with minimal downtime.
24/7
Emergency AC line9 Cities
Tulsa + 8 suburbsLicensed
OK mechanical tradeUpfront
Firm quote firstPlenty of HVAC outfits treat every service call as a replacement lead. We are built the other way around. Repair is the default, and replacement only comes up when the math genuinely favors it, like a failed compressor on an aging R-410A system. You get the numbers either way and make the call yourself.
We do not juggle water heaters, duct cleaning, and whatever else fills a slow week. Air conditioning repair, maintenance, refrigerant service, and replacement is the whole menu, which keeps our techs sharp on the equipment Tulsa actually runs from May through September.
Since 2025, new residential systems ship with R-454B refrigerant instead of R-410A. Your existing system stays fully serviceable, but big refrigerant repairs deserve an honest cost comparison. We show you repair price against replacement price and let the numbers talk.
Call the 24/7 line or send the estimate form. Tell us what the system is doing.
A licensed tech tests the system and finds the actual fault, not a guess.
You approve a written price before any repair starts. No meter running.
Most common repairs finish the same visit, with parts from the truck.
Every city in the metro shares the same NWS Tulsa climate zone, which means the same brutal cooling season. Trucks run daily routes through the whole loop, so a Bixby call does not wait behind a midtown one. Each suburb also runs its own permit office, and when a replacement needs a mechanical permit we handle the paperwork with the right city, whether that is Tulsa's eTulsa portal or the counter in Broken Arrow.
05
AugHumidity, low charge, or airflow? How to read the symptoms before you call anyone.
12
AugR-410A production ended in 2025. What that means for fixing an older Tulsa system.
19
Aug10.8 days over 100 degrees a year, and why the humid nights hurt more than the afternoons.