Furnace Repair Knoxville

Find top Furnace Service in Knoxville

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  • AA-Air Company
    4.9
    1001 Katherine Avenue, Knoxville, 37921, US

    AA-Air Company is a trusted provider of heating and air conditioning services in Knoxville, TN. With 24-hour emergency service available, our team of certified professionals is dedicated to keeping your home or business comfortable and efficient. From air conditioner repair to furnace installation, we offer a range of services to meet your unique needs. Contact us today to schedule service or request an estimate.

  • Cantrell's Heat & Air
    4.9
    5715-B Old Tazewell Pike, Knoxville, 37918, US

    Cantrell’s Heat & Air Inc. was started in 1992 by Jim Cantrell and his son Randy Cantrell. Jim Cantrell had worked for a local distributor and knew the HVAC business very well and built a reputation on being very meticulous about his work and building relationships with his customers. Jim and his son Randy decided to start their own business. We are very proud to be a locally owned and operated business. Randy has taken over since our father passed away in 2004 to make sure that Cantrell’s continues to provide the same quality of work and customer satisfaction that our father prided himself in.Randy is very involved with all area’s of the business sales, repairs and installations. Randy’s main goal of Cantrell’s Heat & Air is to treat his customers fairly and honestly and provide the best service in Knoxville.

  • Chancey & Reynolds, Inc.
    4.7
    614 Van St, Knoxville, 37921, US

    Tennessee’s Big Dog in Heating and Air For more than 40 years, Chancey & Reynolds has served Greater Knoxville as the #1 trusted HVAC service provider. We are ready to solve your heating and air conditioning problems.

  • J.C.'s Heating and Air
    4.7
    Suite 7, 3110 Henson Rd, Knoxville, 37921, US

    As a top HVAC Contractor in Knoxville, TN since 2001, we have been providing high-quality heating and AC installation and repair services for thousands of families and businesses. Experience Ultimate Indoor Comfort without Putting a Dent in your Wallet. We upgrade and install HVAC systems in Knoxville, TN and the surrounding areas. Call us today to schedule your service.

  • Crawl Space Ninja of Knoxville
    4.9
    Knoxville, US

    Crawl Space Ninja of Knoxville, TN, is your trusted partner in basement, crawlspace, and foundation waterproofing. Serving Knoxville and the neighboring communities, including Oak Ridge, Maryville, and Sevierville, we pride ourselves on delivering top-notch services tailored to your specific needs. At Crawl Space Ninja, we understand the importance of maintaining a dry and healthy environment in your home. Our team of experts is committed to providing exceptional customer service while ensuring optimal air quality and energy efficiency for your property. Whether you’re in need of repairs, routine maintenance, or seeking expert advice on protecting your attic or foundation from the elements, Crawl Space Ninja is here to help. With years of experience and a dedication to excellence, you can trust us to safeguard your home against moisture and water damage. Contact Crawl Space Ninja of Knoxville today to schedule a consultation and take the first step toward a safer, healthier living space.

  • Aire Serv of Knoxville
    4.9
    Not Found, Knoxville, 37919, US

    Aire Serv of Knoxville is a locally owned and operated HVAC company serving the Knoxville, Tennessee area. We are committed to providing our customers with expert service, upfront pricing, and 24/7 customer service. Our team of highly trained technicians is dedicated to providing you with the highest quality HVAC services, including repair, maintenance, and installation. We are a Neighborly Done Right Promise™ company, which means we are committed to providing our customers with a positive experience.

  • Smith Mechanical Heating & Air Conditioning, LLC
    4.9
    3416 Zion Lane, Knoxville, 37931, US

    Smith Mechanical Heating and Air is a family-owned business that provides top-notch heating and cooling services for homes and small businesses in Knoxville and surrounding areas. Our team of experienced professionals is dedicated to ensuring your comfort and safety through expert installation, repair, and maintenance of HVAC systems. We understand that a comfortable living and working environment is essential, which is why we offer affordable and reliable services with a focus on customer satisfaction.

  • O'Dell's Heating & Cooling
    5
    4612 Central View Road, Knoxville, 37912, US

    O'Dell's Heating & Cooling is your trusted HVAC contractor based in Knoxville, TN. Since 2002, our family-owned business has provided top-tier heating and cooling services with a commitment to excellence and personalized care. Founded by two dedicated brothers, one of whom is a proud veteran, our company brings over 80 years of combined experience to every project, ensuring we deliver quality and reliability. We serve a wide ranges of areas including Clinton, Powell, and surrounding areas, offering services such as HVAC installation, repair, maintenance, and more. Our expertise extends across residential HVAC systems, ductwork repair, and indoor air quality solutions, making us your one-stop-shop for all heating and cooling needs. With our licensed and certified technicians, advanced technology, and special equipment, we're equipped to diagnose and resolve HVAC issues swiftly and efficiently.At O'Dell's Heating & Cooling, we pride ourselves on building lasting relationships with our clients through honesty, dedication, and superior service. Trust us to keep your home comfortable all year round.

  • Fair Heating and Air LLC
    4.8
    Knoxville, 37920, US

    Fair Heating and Air LLC is a team of certified HVAC contractors dedicated to delivering superior HVAC services. We put care and attention to detail into every task we undertake regardless of how big or small the job is. Our hard work, commitment, and friendly service ensures that you will have a terrific customer experience and top-quality results, every time. As a team of fully trained and experienced professionals, we know all there is to know about HVAC units, and we understand the importance of quality work. Our highly trained heating and air conditioning contractors take their work seriously and stand proudly behind every completed job. We strive to always give it one hundred percent to make sure your HVAC work is done skillfully, efficiently, and on time. To achieve this aim, we only use the very best in tools, equipment, and materials. We also carry out a rigorous inspection following our work to ensure optimal performance before we consider our job done. Great work, reasonable prices, and friendly workers: it’s no wonder our clients say we’re the best of all HVAC companies around.

  • Tennessee College of Applied Technology Knoxville
    3.3
    1100 Liberty Street, Knoxville, 37919, US

    The Tennessee College of Applied Technology Knoxville (TCAT Knoxville) is a leader in technical education and industry training, dedicated to making higher education accessible to more Tennesseans. They offer a wide range of programs designed to prepare students for in-demand careers in various fields, including healthcare, technology, transportation, and manufacturing. TCAT Knoxville is committed to providing high-quality, hands-on training that meets the needs of both students and employers. The college boasts a 94% pass rate for students in licensure programs and an impressive 87% employment rate for graduates in their field of study. TCAT Knoxville also prioritizes affordability, with a $0.00 average student loan debt at graduation. The college is accredited by the Commission of the Council on Occupational Education and is a constituent college of the Tennessee Board of Regents.

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Frequently Asked Questions about Furnace Repair

Is your furnace acting up? Get answers to common questions about furnace repair and find trusted local technicians.

What is a heat exchanger in a furnace?

The heat exchanger plays a key role in a furnace. It warms the air blown into your home. The heat exchanger also acts as a barrier between the combustion gases and the circulating air, preventing harmful gases, such as carbon monoxide, from leaking into your living space.. Regularly checking and cleaning your heat exchanger and scheduling professional maintenance are crucial for ensuring its proper function, preventing cracks, and maximizing its lifespan.

How can I improve the efficiency of my furnace?

Here are several tips for increasing furnace efficiency:
  • Change Air Filters Regularly: A clean air filter improves airflow, allowing your furnace to work more efficiently. Change filters monthly during peak heating and cooling seasons.
  • Schedule Annual Maintenance: An annual tune-up by an HVAC technician includes inspection, cleaning, and adjustments to improve efficiency.
  • Seal Air Leaks: Seal any air leaks in your home's ductwork, windows, and doors. Proper sealing increases energy efficiency and makes your home more comfortable overall.
  • Upgrade Insulation: Make sure your home has adequate insulation in attics, walls, and floors to reduce heat loss.
  • Use a Programmable Thermostat: Lower the thermostat setting at night or when you're away to save energy..
  • Consider Zoning: If you have rooms that are rarely used or have inconsistent temperatures, consider installing a zoning system. divides your home into separate zones, each with individual temperature control, allowing for custom climate regulation.

Why is my furnace blowing cold air?

Possible reasons for cold air include:
  • Pilot light or ignition problems: In older furnaces, the pilot light needs to be lit for the burners to ignite. In newer furnaces, a faulty electronic ignition system can prevent the burners from igniting.
  • Thermostat issues: A faulty thermostat can prevent the furnace from turning on or cause it to cycle improperly. Check your thermostat settings to ensure the system is set to 'heat' and the temperature setting is higher than the current room temperature.
  • Overheating: If the furnace overheats, it could activate a limit switch. This is typically caused by a restricted airflow, often due to a dirty air filter.
  • Ductwork problems: Seal any ductwork leaks to improve performance. This can also result in the furnace blowing cold air, especially if the leak is near the beginning of the ductwork run.
If you're not able to identify the cause and fix the problem yourself, contact a furnace repair professional.

How much does furnace repair cost?

The cost of furnace repair varies depending on several factors, including: the specific problem, the age and model of your furnace, your location, and the HVAC company you choose. It's always recommended to get multiple quotes from different companies to compare prices. Be wary of unusually low quotes, as they may indicate subpar service or hidden fees.

What is a heat exchanger in a furnace?

The heat exchanger is a vital component in a furnace. It warms the air blown into your home. It's a safety feature separating exhaust gases. Cracks in the heat exchanger can be very dangerous, causing carbon monoxide to enter your house. Annual maintenance by a professional is highly recommended.

How can I improve the efficiency of my furnace?

Here are several ways to improve the efficiency of your furnace::
  • Change Air Filters Regularly: A clean air filter improves airflow, allowing your furnace to work more efficiently. How often you need to change your filters depends on factors like pets, smoking, and air quality.
  • Schedule Annual Maintenance: An annual tune-up by an HVAC technician includes inspection, cleaning, and adjustments to improve efficiency.
  • Seal Air Leaks: Prevent drafts from making your furnace work harder. Proper sealing increases energy efficiency and makes your home more comfortable overall.
  • Upgrade Insulation: Good insulation is essential for retaining heat and lowering energy bills. It's a good idea to check insulation levels periodically.
  • Use a Programmable Thermostat: Optimize temperature settings and automate them.
  • Consider Zoning: Zoning divides your home into separate zones, each with individual temperature control, allowing for custom climate regulation.

Why is my furnace blowing cold air?

Possible reasons for cold air include:
  • Pilot light or ignition problems: If the pilot light is out, the burners won't light, and the furnace won't produce heat. In newer furnaces, a faulty electronic ignition system can prevent the burners from igniting.
  • Thermostat issues: A faulty thermostat can prevent the furnace from turning on or cause it to blow cold air. Check your thermostat settings is set correctly and is sending a signal to the furnace to turn on.
  • Overheating: If the furnace overheats, it could activate a limit switch. Overheating can also damage your furnace, so it's best to have a professional inspect the system.
  • Ductwork problems: Leaks in your ductwork can allow heated air to escape into unconditioned spaces, reducing the amount of warm air that reaches your rooms.. Poorly insulated or leaky ducts can cause a variety of heating issues.
If your furnace is blowing cold air, it's important to troubleshoot the problem and, if necessary, call a qualified HVAC technician for repair.

How much does furnace repair cost?

The cost of furnace repair varies depending on several factors, including: the extent of the damage, the cost of parts, and labor rates in your area. It's always recommended to get multiple quotes from different companies to compare prices. Look for companies that offer transparent and upfront pricing.