Heating & AC Repair
Fast break/fix service for furnaces, heat pumps, and air conditioners. We diagnose and fix the problem — no ductwork services.
Gwinnett County & North Georgia
Expert HVAC & Refrigeration You Can Count On
Residential & commercial heating, cooling, and refrigeration — backed by 20+ years of hands-on experience. Response within 24 hours or less.
- Licensed & Insured
- 24-Hour Response
- English & Spanish
What We Do
Our Services
From emergency repairs to full system installs — residential homes and commercial businesses across Gwinnett County and north Georgia.
AC & Mini-Split Installation
New central air conditioning systems and ductless mini-split installs for homes and businesses — sized right for Georgia summers.
Commercial Chillers
Chiller repair and maintenance for gas stations, restaurants, and commercial facilities. Large-tonnage compressor work and more.
Commercial Kitchen Hoods
Service and repair for commercial range hood systems — keeping restaurant kitchens running safely and up to code.
Commercial Refrigeration
Walk-in coolers, reach-in units, and commercial refrigeration systems for retail, food service, and industrial clients.
Preventative Maintenance
Seasonal tune-ups and maintenance plans to extend equipment life, improve efficiency, and prevent costly breakdowns.
Need help today? Marcos personally responds to every call.
Get a Free Quote — (470) 886-5948
Featured Technology
Seamless Fittes Flush Wall Vents
Upgrade your home or business with the latest in HVAC design — Fittes Aria Flush Wall Vents. These ultra-minimal vents blend seamlessly into your walls and ceilings for a clean, modern look that traditional air vent covers can't match.
- Paintable — matches any wall color or wallpaper
- Flush-mount design — only a slim air channel is visible
- Professional installation with drywall finishing
- Available in supply and return sizes
See real installs on our Instagram — photos and videos of Fittes vent projects across Georgia.
About Us
20+ Years of HVAC Excellence
Marcos Taylor, owner of MT Refrigeration Service Inc, has been serving residential and commercial clients since 2005. Trained at The General Society of Mechanics and Tradesmen of New York, Marcos brings deep technical expertise to every job — from a simple AC repair to a 140-ton chiller compressor replacement.
Now based in Lawrenceville, Georgia, MT Refrigeration proudly serves Gwinnett County and surrounding north Georgia communities. Marcos and his team — including Jasmine — are bilingual (English & Spanish) and personally ensure every customer gets a response within 24 hours.
20+
Years Experience
24hr
Response Time
2
Languages
Our Work
Recent Projects
We professionally install AC units, coolers, and more.
Follow Us
See What We're Building
Follow us on Instagram for project photos, install videos, and behind-the-scenes from jobs across Georgia.
Customer Reviews
What Our Customers Say
Trusted by homeowners and businesses across Gwinnett County.
"Marcos came out quickly and fixed our AC on a hot Georgia day. Professional, knowledgeable, and fair pricing. Highly recommend!"— Gwinnett County Homeowner
"Great experience with our commercial chiller repair. Marcos knows his stuff and got us back up and running fast."— Commercial Client, Lawrenceville
"The seamless Fittes vents look incredible in our new build. You can't even tell they're there. Amazing work!"— Suwanee Homeowner
Where We Serve
Gwinnett County & North Georgia
Proudly serving residential and commercial clients throughout the metro Atlanta area.
Berkeley Lake
Buford
Dacula
Duluth
Grayson
Lawrenceville
Lilburn
Mulberry
Norcross
Peachtree Corners
Snellville
Sugar Hill
Suwanee
Also serving surrounding north Georgia communities. Not sure if we cover your area? Give us a call.