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Claim This BusinessRES Air Conditioning has anchored itself in Henderson, Texas since 1957, accumulating over six decades of residential and commercial HVAC experience across East Texas. The company maintains a 4.8-star rating from 91 customer reviews, reflecting consistent service quality that has earned the trust of homeowners throughout Tyler, Longview, Kilgore, and surrounding communities. As a family-oriented operation, RES blends deep regional roots with contemporary technical expertise, serving both homes and businesses with licensed professionals who understand local climate demands.
What distinguishes RES Air Conditioning is their commitment to precise installations backed by room-by-room load calculations before any equipment is mounted. This engineering approach comes paired with Trane product partnership as a Distinguished Dealer, ensuring homeowners access to manufacturer quality without generic recommendations. Their Preferred Member Plan includes 24/7 emergency response and waives overtime fees, while zero-percent financing removes cost barriers for system replacements. The company also offers indoor air quality solutions including air purification systems and ductless cooling options, addressing concerns that extend beyond basic temperature control.
Customer reviews consistently name technician Dakota, whose diagnostic skill resolved a wiring error that another company missed, saving a homeowner an unnecessary $700 fan motor replacement. D. Adelle Lee experienced a Saturday system failure where RES dispatched a technician within 30 minutes of her call, arriving exactly when promised. Paul Lampron noted technicians stayed until jobs finished late in the evening, while multiple reviewers describe the team as trustworthy, respectful, and equipped with latest-generation service vehicles. These named scenarios illustrate how technical competence translates into measurable homeowner savings.
91 reviewers collectively award RES Air Conditioning a 4.8-star average, with every visible rating at 5 stars. Three reviewers specifically mention technician Dakota by name, with one detailing how his second-opinion diagnosis prevented a $700 unnecessary repair. Emergency response appears in two reviews, Saturday motor failure handled within 30 minutes and same-day service during heat-related calls. Zero negative reviews were visible in the provided sample.
| Sunday | Closed |
| Monday | 8 AM–5 PM |
| Tuesday | 8 AM–5 PM |
| Wednesday | 8 AM–5 PM |
| ThursdayToday | 8 AM–5 PM |
| Friday | 8 AM–5 PM |
| Saturday | Closed |
Diagnoses, tune-ups, and component replacement for air conditioning systems showing reduced performance.
Furnace and heat pump repair, installation, and maintenance for East Texas winter demands.
Complete HVAC system installation using room-by-room load calculations for proper sizing.
Air purification systems, ductless cooling, and cold plasma purifiers addressing airborne contaminants.
Installation, repair, and maintenance for business heating, cooling, and commercial air quality systems.
Bi-annual maintenance checks including filter changes, blower cleaning, and system inspections.