Professional HVAC Services in Edmond, OK

Providing trusted HVAC Edmond OK, Furnace services, Heat Pump services, Ductless Mini-Split services, and multi-family HVAC solutions, along with professional Plumber Edmond OK services, expert Electrical services, reliable Generac services Edmond, and comprehensive commercial services, all supported by over four decades of hands-on experience.

AC & Furnace Repair
Heating & Cooling Maintenance
HVAC Installation & Upgrades
Commercial & Multi-Family Solutions

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Why It Matters

Why Regular HVAC Service Is Essential For Your Home

Skipping HVAC maintenance doesn’t just cost comfort — it costs money. Here’s why staying on top of your system matters.

Lower Energy Bills

A poorly maintained system works harder and uses more energy. Regular tune-ups can reduce energy costs by 15–30% annually.

Year-Round Comfort

Oklahoma summers and winters are extreme. A properly serviced HVAC system keeps your home comfortable no matter the season.

Extend System Life

The average HVAC system lasts 15–20 years with proper care. Skipping maintenance can cut that lifespan nearly in half.

Prevent Costly Breakdowns

Small issues like worn capacitors or dirty coils become expensive emergencies if left unchecked. Maintenance catches them early.

Better Air Quality

A clean, well-maintained system filters dust, allergens, and pollutants — keeping the air your family breathes healthier.

Protect Your Warranty

Most manufacturer warranties require regular professional maintenance. Skipping service could void your coverage.

HVAC Installation

Maximize your home’s comfort and energy savings with professional HVAC installations. Our licensed technicians specialize in precise system setups including high-efficiency units with up to 26 SEER ratings, smart thermostat-compatible systems, heat pump retrofits, and ENERGY STAR®-certified models. We ensure NEC-compliant electrical hookups, optimized refrigerant lines, and thorough ductwork evaluation to eliminate energy waste.

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HVAC Maintenance

Protect your investment and extend system life with our comprehensive maintenance plans. A&T Mechanical provides tune-ups to maintain peak efficiency and reliability all year long. Our certified technicians identify issues like worn capacitors or refrigerant leaks early — helping you avoid costly repairs and maintain manufacturer warranties.

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HVAC Repair

Restore your system’s performance with expert HVAC repair from trusted Edmond contractors. We diagnose accurately and fix it right the first time — minimizing downtime and keeping your home comfortable. Same-day service available for emergency repairs.

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      EXCELLENT  
   Based on 1834 reviews 
    
 
 
 
   
 
 
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   Dennis Letter 
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   June Calvin 
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 Trustindex verifies that the original source of the review is Google. Very polite,  clean and neat young men.
  
 
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   Joel Guthridge 
 1 days ago
 
 
 Trustindex verifies that the original source of the review is Google. 
  
 
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   Brad Webb 
 1 days ago
 
 
 Trustindex verifies that the original source of the review is Google. Roger with A&T did an awesome job with my electrical repairs. He was quick, thorough and professional. Highly recommend A&T for Electrical, plumbing and HVAC work. 👍🏼
  
 
     Posted on Google  
   
   Elise Friese 
 1 days ago
 
 
 Trustindex verifies that the original source of the review is Google. We have been using A & T for a few years!  I refer this company as much as possibly can in my neighborhood & local Facebook pages.  Very honest.  Very responsible.  They will do whatever they can to help or "baby" your unit if it is older.  The service plan is worth it's weight in GOLD.  Truly pays for itself.  Family owned & each person we have dealt with from the office to the technicians have all been extremely TOP NOTCH!!  I keep my house in the summer at 68 degrees & they make sure I stay happy!!  Buy the service plan!!  You will be glad you did!!!
  
 
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   Stephanie Lokus-Smith 
 2 days ago
 
 
 Trustindex verifies that the original source of the review is Google. 
  
 
     Posted on Google  
   
   briee12 
 2 days ago
 
 
 Trustindex verifies that the original source of the review is Google. 
  
 
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   JoAnn Julian 
 6 days ago
 
 
 Trustindex verifies that the original source of the review is Google. 
  
 
     Posted on Google  
   
   Alice Wells 
 7 days ago
 
 
 Trustindex verifies that the original source of the review is Google. Dan was very knowledgeable.He did a great job on the maintenance of my HVAC system.
  
 
     Posted on Google  
   
   larry partain 
 7 days ago
 
 
 Trustindex verifies that the original source of the review is Google. Got new tankless water heater installed promptly. Next day service.  Very professional installation.
  
 
 
  
 
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Edmond’s Most Trusted HVAC Contractor for Over 40 Years

A&T Mechanical delivers honest service, skilled technicians, and proven results. We show up on time, explain everything clearly, and get the job done right — whether it’s an emergency repair or a full system installation.

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Years in the business

Serving Edmond & Central Oklahoma with trusted HVAC, plumbing, and electrical services

Homes Serviced

Edmond-area homes and businesses kept comfortable year-round

A&T Mechanical electrician working on an electrical panel

HVAC service for a multi-family building

our gallery

Our Shop

A&T Mechanical technician servicing a furnace

Ductless mini-split unit installed by A&T Mechanical

Testimonials

WHAT OUR CLIENTS SAY

See Why Customers Love Our Service

Dion Dennis

Customer

Clear communication of the issue. Stephen and Daniel seem to be excellent diagnosticians. Daniel’s work on this initial part of the subsequent job was excellent.
Services: HVAC system maintenance, Electrical inspections

5.0

Catherine Bird

Customer

Ross arrived on same day as I called for help with an outside leak. He arrived timely and repaired the plumbing quickly. Great service! Thank you
Services: Electrical outlet & switch repair
Positive: Responsiveness, Punctuality, Quality, Professionalism, Value

5.0

Robert Sneed

Customer

John did our spring AC clean and check on our two systems. Thorough job, explaining all he did. Routine maintenance on mechanical systems is the only way to go and A & T Mechanical is the only company in Edmond to trust to do it.
Services: HVAC system maintenance

5.0

A&T Mechanical Heat&Air Services, Inc.

HVAC Frequently Asked Questions

If your system is over 10–15 years old, requires frequent repairs, or your energy bills keep rising, replacement is usually more cost-effective. Our technicians will give you an honest assessment with no pressure — we’ll always recommend what makes the most sense for your budget.

With proper maintenance, most systems last 15–20 years. Without regular service, that lifespan can drop significantly. Annual tune-ups are the single best thing you can do to extend your system’s life.

Yes. A frozen system is usually caused by low refrigerant, poor airflow, or a dirty evaporator coil. If you see ice on your unit, turn it off immediately and call us at (405) 810-8891. Running a frozen system can cause serious compressor damage.

Twice a year — once in spring before cooling season and once in fall before heating season. This keeps your system running efficiently and catches small issues before they become costly emergency repairs.

We recommend a MERV 8–11 rated filter for most homes. Higher ratings trap more particles but can restrict airflow if not changed regularly. Change your filter every 1–3 months depending on usage and household pets or allergies.

Yes — proper airflow calibration and coil cleaning alone can reduce energy consumption by 15–30%. A dirty, unmaintained system has to work much harder to reach your set temperature, which drives up your monthly utility costs.

Most standard residential installations are completed in one day. Larger or more complex systems such as multi-zone setups or ductwork replacements may take two days. We’ll give you a clear timeline before any work begins.

We install and service all major brands including Lennox, Daikin, Amana, and more. Our technicians are factory-trained and certified to work on a wide range of systems. We’ll recommend the best option for your home size and budget.

Yes! We offer same-day service across Edmond and Central Oklahoma. Call us at (405) 810-8891 and we’ll do our best to get a technician to you the same day, especially for emergency situations like no heat or no cooling.

This is usually caused by low refrigerant, a dirty air filter, a frozen evaporator coil, or a failing compressor. Don’t ignore it — the longer you wait, the more damage can occur. Call us and we’ll diagnose it fast.

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Get in Touch with Edmond’s Trusted HVAC Services Team

Have questions or need expert help with HVAC Edmond OK, Furnace repair Edmond, Plumbing, or Generac services Edmond? Contact A&T Mechanical Heat&Air Services, Inc. today and speak with our certified professionals. We’re here to keep your home or business comfortable, safe, and efficient.