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Furnace Maintenance

Furnace Maintenance Largo, FL

Largo’s Furnace Maintenance Professionals

There are two types of maintenance that your furnace needs to stay in top condition. The first is basic homeowner maintenance, which includes checking your air vents for obstructions and regularly changing your furnace’s filter. The second is professional maintenance service that should be done in the fall to prep your heating system for the winter months.

Professional maintenance service includes many tasks, including the following:

  • Lubricating moving parts
  • Testing electrical connections
  • Cleaning internal components
  • Testing for carbon monoxide
  • Calibrating your thermostat

There are many reasons why it’s crucial to get professional maintenance service for your furnace. One of the most important is to detect any potential problems that your system may have before they evolve into full system breakdowns. For example, if the blower fan belt is starting to wear out, we may recommend a replacement to help prevent a malfunction from happening during the winter months. By catching these issues early on, we can greatly reduce your risk of experiencing an unexpected furnace outage during the cold winter season.

Another advantage of getting annual maintenance services is that it maintains the warranty coverage on your system. It’s very common for HVAC manufacturers to require system owners to get annual maintenance. If you fail to obtain that professional service, they may opt for denying any future warranty repair claims. This could leave you paying out of pocket.

One lesser-known advantage of getting maintenance service is that you can discover how much longer your heating system is likely to last. Furnaces that burn natural gas, heating oil, and propane have a life span of around 15 to 20 years. Electric furnaces can last between 20 and 30 years. Just as a car won’t last without oil changes, professional maintenance is the only way to make sure your heating system lasts that full life span.

If you have a professional perform annual service on your furnace, they can let you know after the maintenance checks when it will likely be necessary to upgrade it. This will give you an adequate amount of time to prepare since it’s not something you want to be caught by surprise with.

Why Choose Air Zero?

  • Upfront Pricing With No Hidden Surprises

    You’ll always know the cost ahead of time—no games, no gimmicks, just fairness.

  • Comfort That Lasts Through Every Season

    From AC to heating, we keep your home comfortable year-round, rain or shine.

  • Certified Pros Who Never Cut Corners

    Our technicians are trained, experienced, and committed to doing the job right.

  • Local Experts Who Treat You Like Family

    As a Florida-based business, we deliver personalized care with every visit.

  • On-Time, Every Time—No Waiting Around

    We show up when we say we will, ready to get the job done right the first time.

  • Zero Pressure, Just Honest HVAC Service

    We never upsell or push what you don’t need—just clear, honest solutions you can trust.

Expert Furnace Tune-Up Services

Air Zero offers outstanding furnace tune-up services to the Largo area. We’re proud to be a veteran-owned and operated business that offers comprehensive services and reliable customer support. With over a decade and a half of experience, our transparent pricing and efficient services make us a favorite among our clients. Our business maintains BBB accreditation with an A+ rating, has certification from the NCI, and belongs to the ACCA, RACCA, and Women in HVACR. We’re also a member of the Tampa Bay Chamber of Commerce.

If you’re behind on your furnace maintenance in Largo, call us at Air Zero today for assistance.

  • Outstanding!
    Heidi R.
  • Very Professional!
    Christine R.
  • Great Customer Service!
    Donald S.
  • Great Customer Service!
    Lucy F.
  • Highly Recommend!
    Amy H.
  • Fantastic!
    Chad B.
  • Courteous & Professional!
    Taylor J.
  • Superb!
    Paul J.
  • Just Great!
    Charles G.