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Claim This BusinessCool Masters Services operates as a full-spectrum home comfort contractor serving Lawrenceville and the broader Gwinnett County region including Duluth, Suwanee, and Buford. The company has accumulated 661 verified customer reviews yielding an exceptional 4.8-staraverage rating, establishing them as one of the most-reviewed and highest-rated contractors in the metro area. Their team holdsstate-licensed HVAC and plumbing credentials, with technicians capable of handling both system categories under one service roof. Founded in Lawrenceville, the business has grown to maintain extended weekday hours from 7:30 AM to 9:00 PM and Saturday availability, accommodating working homeowner schedules.
What distinguishes Cool Masters from neighboring contractors is their commitment to post-installation quality verification. Multiple reviewers note the company proactively reached out to schedule follow-up inspections after completing new system installations, a practice uncommon among area contractors. The team specializes in diagnosing recurring problems that previous technicianscould not resolve, with reviewers specifically citing sump pump and basement ventilation issues resolved after another company failed. Technicianswalk homeowners through every diagnostic step before commencing repairs, ensuring transparency in both process and pricing.
Customer stories from verified reviews highlight specific technicians who earned recognition. Eric earned praise for working entire days in freezing temperatures to complete pipe repairs and for explaining every diagnostic finding to homeowners. Chris Barrett was called the best technician a reviewer has encountered in nearly 50 years of homeownership after installing a hot water heater and toilet in a cramped garage space while maintaining continuous progress updates. The company also resolved a longstanding basement ventilation problem that plagued a homeowner for months after another contractor left the issue unresolved.
661 reviews deliver a 4.8-star average rating, with every visible review scoring 5 stars. Technicians Eric and Chris Barrett appear across multiple reviews as the named professionals delivering the described service excellence.
| Sunday | Closed |
| Monday | 7:30 AM–9 PM |
| Tuesday | 7:30 AM–9 PM |
| Wednesday | 7:30 AM–9 PM |
| ThursdayToday | 7:30 AM–9 PM |
| Friday | 7:30 AM–9 PM |
| Saturday | 8 AM–6 PM |
New heating and cooling system installation with post-install quality verification follow-up.
Diagnostics, same-day repair, and tune-up services for existing cooling systems.
Faucet, pipe repair, and water line reconnection services including air removal.
Professional hot water heater replacement and installation in residential settings.
Toilet replacement and related plumbing fixture services.
Diagnosis and repair of sump pump and basement ventilation systems.