Johnson City HVAC Service You Can Count On
When you need a reliable heating and cooling company in Johnson City, Murfreesboro HVAC is the company to call. We've been keeping local homes and businesses comfortable year after year, building our reputation one satisfied customer at a time. Our technicians are local, not dispatched from across the state, which means faster response times and a real understanding of the climate patterns, housing stock, and ductwork quirks that shape how HVAC systems here perform and fail.
From a single furnace that won't light to complete system replacements, ductless mini-split installations, and seasonal maintenance programs, our team takes on every type of residential and commercial heating and cooling need. We offer fast service and give you a clear, written quote before any work begins, no hidden fees, ever. Our trucks carry the parts that fail most, capacitors, contactors, igniters, flame sensors, blower motors, and thermostats, so most repairs are finished in a single visit.
Whether your air conditioner is blowing warm air, your furnace is short-cycling, or you're simply planning ahead for a system past its prime, one call to (615) 537-0355 gets a skilled local technician headed your way with everything needed to restore your comfort quickly.

Complete Heating & Cooling Services for Johnson City Properties
Heating and cooling around here covers a lot of ground: older gas furnaces in established neighborhoods, high-efficiency heat pumps in recent construction, ductless mini-splits in additions and converted garages, and rooftop units on commercial buildings. Our team handles all of it. We have years of field experience, and we've learned how the weather here, the age of local homes, and code requirements affect the way equipment performs and fails.
A typical week for our residential technicians might include capacitor and contactor replacements, flame sensor cleanings, refrigerant leak searches, blower motor swaps, and at least one full system replacement or ductless addition. When we do replace equipment, we size it with a room-by-room load calculation rather than matching the old unit. Right-sized equipment holds even temperatures, runs efficiently, and steers clear of the short-cycling that wears out compressors early. Beyond repairs and replacements, we offer seasonal tune-ups that clean coils, confirm the refrigerant charge, test the safety switches, and measure static pressure, the best single step for longer equipment life.
Commercial work is a big part of what we do as well. We maintain and repair rooftop units, split systems, and ventilation equipment for restaurants, shops, offices, and multi-unit properties, knowing that every hour of downtime costs the business. To keep disruptions short, we carry common parts on every truck, diagnose fast, and schedule repairs around your operating hours whenever possible.
When Your System Fails in Johnson City
Heating and cooling failures rarely wait for a convenient day, which is why we offer prompt, flexible scheduling for most situations. When you call, you'll reach a real person who gets a technician dispatched to your door quickly. Arrival in the area is typically within a day for urgent calls, and a dead AC in a heat wave or a furnace out on a freezing night is exactly the kind of call we move to the front of the line.
Common emergencies we handle include air conditioners blowing warm air, outdoor units that hum but won't start, furnaces that ignite and then shut down, breakers that trip whenever the system starts, frozen evaporator coils, clogged condensate drains backing up into the furnace cabinet, and thermostats that have stopped responding. Our trucks carry the capacitors, contactors, igniters, flame sensors, universal control boards, and fittings needed to complete most repairs in a single visit. We provide upfront pricing every time, so you know exactly what the work will cost before we begin.
If your AC has iced over, the best thing you can do before we arrive is switch the system off at the thermostat and set the fan to "on" so the coil can thaw. Running it frozen can flood the drain pan and strain the compressor. If a furnace is short-cycling or you smell something burning, turn it off at the service switch and call (615) 537-0355. A few minutes of caution can prevent a much larger repair.
Getting More Years From Your HVAC System in Johnson City
A little routine care is the difference between a system that lasts and one that breaks down in the middle of a heat wave. Our advice for homeowners is a short list: fresh filters every one to three months, two feet of clearance around the outdoor condenser, a gentle rinse each spring for the condenser coil, and a professional tune-up every spring and fall, so problems are found while they're still inexpensive.
The age of your equipment plays a big role. With regular service, central air typically lasts 12 to 15 years, a furnace 15 to 20, and a heat pump 10 to 15. Once a system passes that range and starts acting up, like higher energy bills, rooms that won't reach the setpoint, or repeat service calls, it's time to plan a replacement. Replacing on your own schedule costs less and is far less stressful than scrambling for a new system during the first heat wave of the year.
The earlier you report a comfort problem, the cheaper it usually is. A weak capacitor is an easy, low-cost part to replace, yet that same capacitor, neglected through a full season, can ruin the compressor and turn a simple fix into a full system replacement. Save our number in your contacts now so help is one call away as soon as something sounds or feels wrong in your home. Early intervention saves time, money, and miserable nights.
Common HVAC Problems in Johnson City
Most local HVAC failures announce themselves before they happen. A breaker that trips more than once, a condenser that hums louder each month, rooms drifting further from the thermostat setting, energy bills creeping up with nothing else changed. These are the early symptoms of failing capacitors, refrigerant leaks, dirty coils, and duct problems, and caught early they're an affordable repair. Ignored, they take out compressors and heat exchangers, the two most expensive parts in the system. We find the root cause instead of treating symptoms, so small problems stay small.
Your Neighborhood Technicians
As a locally-operated HVAC company, we understand the unique challenges homeowners here face. From iced-over coils to furnaces flashing error codes, our technicians are equipped to handle it all.
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Call (615) 537-0355 NowHeating & Cooling Services We Provide
From single-family homes to commercial properties, our team covers every comfort need in the area, including:
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Call (615) 537-0355 TodayThe Reason Johnson City Keeps Calling Us
Murfreesboro HVAC treats this community like our own backyard, because it is. We show up when we say we will, we diagnose before we quote, and we put real numbers on both repair and replacement so you can decide with facts instead of pressure. Our technicians are seasoned on everything from 20-year-old furnaces to inverter heat pumps, our trucks carry the parts that actually fail, and our work is tested before we leave. That's why neighbors here pass our number around.
Common Heating & Cooling Questions
Nearby Areas We Serve
Our technicians work throughout the surrounding region. See the other areas we serve.