Address: 200 Ridgecrest Ave, Carrollton, GA, 30117 Phone: (770) 872-4171 Email: sandyp@merrell-air.com » Homeowners and small businesses count on Merrell & Associates » for dependable heating and cooling care that keeps comfort steady through every season. When temperatures dip, our team delivers careful diagnostics and timely fixes for underperforming heaters, and when it warms up, we offer efficient solutions like Ductless AC Installation to cool specific rooms without ductwork. If you’ve been searching for furnace repair » carrollton, we’re ready to help with courteous service, clear communication, and thorough workmanship. We focus on long-term reliability by addressing root causes, explaining options in plain language, and respecting your time and space. From tune-ups to complex repairs, our technicians prioritize safety, efficiency, and durability. As a local company serving Carrollton, Georgia, we understand regional climate demands and tailor recommendations to your home’s layout and lifestyle. Whether you need quick heat restored or a targeted cooling upgrade, our goal is simple: practical, value-driven HVAC solutions that make your space comfortable today and resilient for tomorrow.