Affordable Air Conditioning Repair & Replacement in Duke, OK
AC blowing warm air? Furnace won't fire? Connected Air Conditioning & Heating provides fast, affordable air conditioning and heating repair plus professional new system installation throughout Duke, Oklahoma — with flat upfront pricing and no overtime fees.
- Same-day repair in Duke
- 24/7 emergency dispatch
- Licensed, insured & EPA certified
- All brands serviced
- Parts stocked on every truck
- Free installation estimates
Your Duke, Oklahoma Air Conditioning & Heating Company
Connected Air Conditioning & Heating has become a go-to HVAC company in Duke, OK for one simple reason: we show up fast, quote the price before we start, and fix it right the first time. From emergency HVAC services at midnight to a new high-efficiency system installed next week, one call covers it.
Every Duke service call includes a full diagnostic and a flat written price — with no overtime charge on nights, weekends or holidays.
Duke sits in our Oklahoma service network, and local systems have a specific problem to fight: oklahoma heat waves, hail and ice storms are brutal on outdoor units, contactors and heat pumps, which is why same-day repair matters here. Because those failures are predictable, our trucks carry the parts that break first here — which is how we finish most Duke repairs in one visit. See our full Oklahoma coverage.
From starter homes to custom builds and commercial rooftops, our Duke HVAC technicians work on every system type: central air, gas and electric furnaces, heat pumps, ductless mini-splits, packaged rooftop units and zoned systems. If it heats or cools a building in Duke, Oklahoma, we service it.
HVAC Services We Provide in Duke, OK
Repairs, replacements, installations and maintenance for homes and businesses across Duke, Oklahoma — residential and commercial, same day whenever possible.
AC Repair in Duke
24/7 same-day air conditioning repair on every brand — diagnosis, parts and repair in one visit.
Learn more →AC Installation in Duke
New high-efficiency central air, heat pump and mini-split installation with free in-home load calculation.
Learn more →AC Replacement in Duke
Straightforward system replacement with upfront pricing, efficiency comparisons and no scare tactics.
Learn more →Heating Repair in Duke
Same-day heating repair on furnaces, heat pumps, boilers and electric systems — 24/7 in cold snaps.
Learn more →Furnace Repair in Duke
Gas, electric and propane furnace repair with a free combustion and carbon monoxide safety check.
Learn more →Furnace Installation in Duke
High-efficiency 95%+ AFUE furnace installation, correctly sized, vented and combustion-tested.
Learn more →Heat Pump Repair & Installation in Duke
Heat pump diagnosis, repair and installation — defrost boards, reversing valves and full changeouts.
Learn more →Emergency HVAC Services in Duke
Live 24-hour dispatch for no-cool and no-heat emergencies — nights, weekends and holidays.
Learn more →HVAC Maintenance & Tune-Up in Duke
21-point precision tune-ups that cut energy bills, prevent breakdowns and protect your warranty.
Learn more →Duct Cleaning & Sealing in Duke
Duct cleaning, leak sealing and repair — the fastest fix for hot rooms and high energy bills.
Learn more →Thermostat Installation in Duke
Smart and programmable thermostat installation, wiring repair and zoning control setup.
Learn more →Indoor Air Quality in Duke
Air purification, humidity control and filtration that measurably improves the air you breathe.
Learn more →Commercial HVAC in Duke
Rooftop units, split systems and light commercial refrigeration serviced on your schedule.
Learn more →Fast, Honest, Warrantied HVAC Work
- Live 24/7 answering — a real dispatcher, not a voicemail box.
- Flat-rate written pricing approved before any work begins.
- Fully stocked trucks — capacitors, motors, igniters, boards, refrigerant.
- Complete diagnostics on electrical, refrigerant, airflow and safety controls.
- Every brand serviced in Duke regardless of who installed it.
- Background-checked technicians in uniform and marked trucks.
- No overtime fees nights, weekends or holidays.
Same-Day HVAC Service in Four Simple Steps
No call centers, no vague all-day windows, no surprise invoices.
Call or Book Online
Describe the symptom. We narrow the likely cause on the phone and give you a realistic price range up front.
Two-Hour Arrival Window
You get a tight window and a text when your technician is en route — same day in most cases.
Full Diagnostic & Flat Quote
We test electrical, refrigerant, airflow and safety controls, then hand you a written flat price before touching a part.
Repaired & Warrantied
Trucks are stocked, so most repairs finish in one visit — then we verify performance and back it in writing.
What Duke Customers Say
Rated 4.9 out of 5 across Google, Facebook and Yelp.
“Our restaurant rooftop unit failed on a Friday night. They worked until 1am to get it running so we didn't have to close Saturday. That's real service.”
Ray H.Duke, OK
“Flat pricing in writing before any work started, and the final invoice matched the quote exactly. After years of HVAC surprises, that alone earned my business for good.”
Kara B.Duke, OK
“Heat pump was icing over every night and running on emergency heat. They diagnosed a failed defrost board, had the part on the truck, and my electric bill dropped back to normal.”
Devin O.Duke, OK
Serving Duke, Oklahoma and Nearby Towns
Mobile HVAC service throughout Duke and the surrounding area — we come to you.
Nearby Cities We Also Serve
AC & Heating Repair in Duke — Common Questions
How fast can you get to my home in Duke?
How much does AC repair cost in Duke, OK?
Do you offer 24 hour emergency HVAC services in Duke?
Do you install new AC and heating systems in Duke, Oklahoma?
My AC is blowing warm air in Duke. What should I check first?
What HVAC brands do you service in Duke?
Do you serve areas outside Duke?
Why do air conditioners fail so often in Oklahoma?
No Cooling or No Heat in Duke, OK? We Can Usually Be There Today.
Free phone estimates, flat-rate pricing approved before we start, and absolutely no overtime charges on nights, weekends or holidays. Emergency HVAC services in Duke, OK answered 24/7 by a real person.
☎ (877) 493-7146Call Now — 24/7 Dispatch Request a Free Quote