Business Details
Emergency
services
Trusted HVAC Services in Fort Mill, SC
Keller Heating & Air is a family-owned residential HVAC contractor serving Fort Mill, South Carolina. With over 30 years of combined experience in heating, air conditioning, and refrigeration, we prioritize ethical service and customer satisfaction. Our team delivers installation, maintenance, and repair solutions tailored to homeowners' needs. We emphasize transparency, fair pricing, and personalized support to ensure reliable HVAC systems. Our commitment to quality workmanship and customer peace of mind drives every service interaction.We operate with integrity, avoiding hidden fees or unnecessary repairs. Our diagnostic and maintenance services are designed to identify issues early and optimize system efficiency. We serve Fort Mill and surrounding areas, including Rock Hill, with prompt, dependable service. Our expertise spans air conditioners, furnaces, heat pumps, mini-splits, and gas logs. We provide written estimates for all repairs and prioritize clear communication throughout the process.
Services
HVAC Repair
AC Installation
Furnace Maintenance
Gas Logs
Ductless Systems
Highlights and features
- 30+ years of HVAC expertise
- Family-owned with local roots
- Transparent pricing with no hidden fees
- 24/7 emergency repair availability
- Free diagnostic with every service call
Services
HVAC Repair
Our HVAC repair service addresses urgent heating and cooling system failures. Technicians diagnose issues with compressors, thermostats, and electrical components. We provide same-day emergency service for critical breakdowns. All repairs include a detailed explanation of findings and cost estimates before work begins.
AC Maintenance
Preventive AC maintenance includes coil cleaning, refrigerant checks, and electrical system testing. Our 18-point inspection ensures optimal performance and energy efficiency. Regular maintenance extends equipment lifespan and prevents unexpected failures during peak usage seasons.
Gas Log Service
Professional gas log maintenance covers safety checks, burner cleaning, and carbon monoxide testing. We inspect gas connections, pilot lights, and exhaust systems. Annual servicing ensures safe operation and proper ventilation for home heating systems.
Ductless Systems
Specialized maintenance and repair for ductless mini-split systems. Our technicians clean indoor/outdoor units, check refrigerant levels, and optimize system performance. We handle both residential and commercial ductless HVAC configurations with precision.
System Installation
We install new heating and cooling systems with personalized consultations. Our team handles permits, equipment selection, and proper sizing for energy-efficient operation. Installation includes system testing and customer education on thermostat programming and maintenance schedules.
People
Glenn Keller
Owner/Operator
With over 30 years in HVAC, Glenn founded the company to address ethical gaps in the industry. He oversees technical operations and ensures service quality standards are maintained across all customer interactions.
Kelly Keller
Owner/Operator
Co-owner Kelly manages business operations and customer relations. Her administrative expertise complements Glenn's technical skills, ensuring smooth service delivery and client communication.
Ethan Wagner
HVAC Technician
Certified technician Ethan specializes in system diagnostics and complex repairs. He brings technical precision to every service call while maintaining clear customer communication about system status.
Justin Hyatt
HVAC Technician
Justin focuses on preventive maintenance and installation projects. His attention to detail ensures proper system operation and customer education on equipment care and efficiency optimization.
Questions
What HVAC services do you offer?
We provide complete HVAC services including repair, maintenance, and installation for air conditioners, furnaces, heat pumps, ductless systems, and gas logs.
Do you offer emergency service?
Yes, we provide 24/7 emergency HVAC repair with no additional after-hours charges.
What areas do you serve?
We serve Fort Mill, Rock Hill, and surrounding South Carolina areas within a 30-mile radius of our office.
How much is a service call?
Diagnostic service calls start at $79, which includes the first 30 minutes of assessment and travel to your location.
Do you offer maintenance plans?
We recommend bi-annual maintenance for optimal performance, with individual tune-up services priced at $95 each for most systems.
How do I schedule service?
Call us at (980) 329-2865 or contact via our website to schedule same-day or next-business-day appointments.
