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Claim This BusinessTCOOL Services Heating & Air has built a loyal client base across Lawrenceville and the broader Gwinnett County area over the past decade. The company holds a strong 5.0-star average across 29 verified reviews, with customers consistently praising technician Thai by name for honest assessments and fair pricing. Homeowners managing multiple rental properties specifically recommend TCOOL for handling repairs across diverse equipment types, from aging split systems to modern ductless mini-split installations.
What distinguishes TCOOL Services is their commitment to transparent pricing and flexible recommendations tailored to each property owner's circumstances. Rather than pushing premium upgrades, Thai presents options based on the client's budget and long-term investment strategy. reviewers note this approach particularly benefits real estate investors flipping homes, where cost-effective repairs that pass inspection take priority over luxury replacements.
Customer stories from reviewers reveal a pattern of responsive service during challenging conditions. When Vu Hoang's AC failed during an Atlanta summer heat wave, TCOOL arrived the next morning with a new unit installed by afternoon. Tami Owen, who has used TCOOL for approximately 10 years across several properties she owns and flips, describes Thai as consistently honest about what repairs make sense versus replacements that can wait.
Twenty-nine reviewers award a perfect 5-star rating, with multiple customers specifically naming technician Thai as the reason they remain loyal clients. Five reviewers mention same-day or next-day response times during AC emergencies, while three property investors highlight fair pricing across hundreds of dollars in repeated service calls.
| Sunday | Closed |
| Monday | 8:30 AM–6 PM |
| Tuesday | 8 AM–6 PM |
| Wednesday | 8 AM–6 PM |
| ThursdayToday | 8 AM–6 PM |
| Friday | 8 AM–6 PM |
| Saturday | 8 AM–6 PM |
Diagnostic services, refrigerant recharges, component replacement, and seasonal tune-ups for residential cooling systems.
Furnace diagnostics, ignition repair, heat exchanger inspection, and heating emergency service.
Full system removal and installation of new cooling equipment, including sizing and efficiency matching.
Installation of ductless heat pump systems for room additions, converted spaces, and zoned cooling.
Service and installation for small commercial properties and business heating/cooling systems.
Comprehensive assessments to identify root causes and recommend repair or replacement options.