RK Heating & Air Conditioning

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About RK Heating & Air Conditioning
RK Heating & Air Conditioning has earned a perfect 5.0-star rating across 21 verified client reviews, reflecting over a decade of reliable service in the greater Lawrenceville metro and surrounding Gwinnett County communities. This licensed, bonded, and fully insured contractor serves homeowners across Duluth, Dunwoody, Decatur, Suwanee, Johns Creek, Lilburn, Snellville, Norcross, and Lawrenceville, delivering both routine maintenance and emergency heating or cooling repairs throughout the region.
What distinguishes RK Heating from typical residential HVAC companies is their commitment to factory-trained technician credentials and comprehensive solution offerings that go beyond simple part replacements. The team provides specialized services including duct inspection, infiltration testing, extended warranty programs, and custom zoning systems designed to optimize comfort while reducing energy consumption. Their 100% satisfaction guarantee and documented four-hour emergency response time give homeowners confidence that system failures will be addressed promptly and professionally.
Customer reviews consistently highlight Rajesh as the primary technician whose technical skill and communication style set the standard for the business. When one homeowner discovered their furnace failing during an overnight cold snap with young children in the house, Rajesh arrived within two hours and resolved the issue the same night. Another client described how Rajesh walked them through troubleshooting over the phone before arriving, taking time to explain diagnostic steps and recommend maintenance strategies that prevented future problems. A third reviewer noted Rajesh helped redesign PVC pipe layouts to protect the home's foundation during an emergency repair, going beyond the immediate fix to ensure long-term structural integrity.
What Customers Say
All 21 reviews award 5 stars, with Rajesh named explicitly in multiple positive testimonials for same-day emergency response, thorough diagnostics, and fair pricing. Reviewers frequently mention relief after encountering furnace failures, water leaks, and system replacements, praising the technician's thorough communication and problem prevention guidance.
Working Hours
| Sunday | 10 AM–4 PM |
| Monday | 8 AM–6 PM |
| TuesdayToday | 8 AM–6 PM |
| Wednesday | 8 AM–6 PM |
| Thursday | 8 AM–6 PM |
| Friday | 8 AM–6 PM |
| Saturday | 9 AM–4 PM |
Services
HVAC Repair & Emergency Service
Same-day diagnosis and repair for heating and cooling system failures, including four-hour emergency response for critical issues.
Air Conditioning Service
AC tune-ups, refrigerant maintenance, drainage repair, and comprehensive cooling system diagnostics for central air units.
Heating & Furnace Repair
Gas furnace troubleshooting, heat pump service, and central heater repair including pilot light and ignition system work.
New System Installation
Full HVAC installation including AC units, furnaces, and heat pumps with extended warranty options available.
Duct Inspection & Infiltration Testing
Professional ductwork evaluation and air infiltration testing to identify efficiency losses and comfort problems in existing systems.
Zoning Systems
Custom zoning solutions allowing independent temperature control across multiple areas of the home for optimized comfort and energy savings.
Preventive Maintenance Programs
Annual maintenance visits covering cleaning, adjustment, and troubleshooting to extend equipment life and prevent unexpected repairs.