Located in Rock Hill, SC, Comfort Zone of the Carolinas is an HVAC repair company providing both residential and commercial heating and air services throughout Fort Mill, Rock Hill, Clover, and surrounding areas. Our services include HVAC repair and replacement, new construction HVAC system installation, geothermal heat pump installation & service, and commercial leasing. Don't let the unpredictable weather conditions in the Carolinas get the best of you!