Compare the highest-rated hvac professionals in Sullivan, Ohio. All contractors are licensed, insured, and verified through our rigorous screening process.
A premier full-service HVAC contractor specializing in high-efficiency system installations and complex ductwork design for Sullivan's older homes. They are a Carrier Factory Authorized Dealer and focus on solving unique heating challenges posed by the region's cold winters.
Serving Sullivan and greater Ashland County for over two decades, this provider is known for reliable 24/7 emergency repair and comprehensive maintenance plans. They are Lennox Premier Dealers and excel at servicing both modern and older legacy HVAC systems common in the area.
A locally-owned and operated contractor specializing in affordable system replacements and energy efficiency upgrades. They are EPA Certified and have a strong reputation for honest diagnostics and helping homeowners navigate rebates for high-efficiency air conditioners and heat pumps.
Sullivan, Ohio, experiences a humid continental climate with cold, snowy winters (average lows in the teens) and warm, humid summers, creating a consistent year-round demand for reliable HVAC services. The local market is characterized by a mix of older housing stock requiring specialized ductwork and system retrofits and newer constructions opting for high-efficiency solutions. The top contractors are distinguished by their deep understanding of these local needs, 24/7 emergency service availability for extreme temperature events, and expertise with brands suited to the climate, such as high-efficiency furnaces and robust AC units.
4.7+ star average from verified customer reviews
All contractors are properly licensed and insured
10+ years average experience in the industry
Familiar with Sullivan regulations and climate
Get answers to common questions about hvac services in Sullivan, Ohio.
For a full system replacement in Sullivan, homeowners can typically expect to invest between $5,000 and $12,000, depending on the system's size, efficiency rating, and complexity of installation. Ohio's climate, with hot, humid summers and cold winters, necessitates reliable equipment, so investing in a properly sized, energy-efficient unit (like a 16 SEER AC or 95% AFUE furnace) is crucial for long-term comfort and savings. Always get itemized estimates from local contractors that include removal of the old unit, new ductwork modifications if needed, and all labor.
The ideal times are during the shoulder seasons—early spring (March-April) for AC service and early fall (September-October) for furnace service. Scheduling during these periods ensures you are prepared for Sullivan's seasonal extremes and avoids the high-demand rush of summer heatwaves or winter cold snaps, which can cause wait times of days or even weeks. This proactive timing also allows technicians to perform more thorough work and often results in better scheduling flexibility and potential off-season promotional pricing.
While Sullivan itself may not have unique local codes, all installations must comply with the Ohio Building Code (OBC) and any applicable Ashland County regulations, which cover proper permitting, safety standards, and refrigerant handling. Importantly, check for current rebates from Columbia Gas of Ohio or Ohio Edison for upgrading to high-efficiency equipment, and always ensure your contractor is fully licensed, bonded, and insured to work in Ohio.
Prioritize local, established companies with strong community reputations and verifiable Ohio license (HVAC/R license). Look for providers who perform detailed load calculations (Manual J) specific to our region's climate, as proper sizing is critical for efficiency in our variable weather. Always check for recent reviews from Sullivan or nearby Ashland County residents, ask for local references, and confirm they provide clear, written warranties on both parts and labor.
The most frequent causes are dirty air filters, blocked or leaky ductwork in attics or crawl spaces, and low refrigerant charge for AC units. Given Sullivan's clay-rich soil and older home foundations, it's also wise to check that your outdoor condenser unit is level and hasn't settled, which can affect operation. For furnaces, a dirty flame sensor is a common culprit during our damp winters. Start with basic filter replacement and clear any debris from around outdoor units, then call a professional for a diagnostic.