Do Radon Mitigation Systems Need Maintenance?

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If you have a radon mitigation system in your home, you already know it’s working hard to protect your family from harmful radon gas. But you might be wondering — do radon systems need maintenance? The short answer is yes, a little care goes a long way! Thankfully, most radon mitigation systems are low-maintenance, and keeping yours in good shape doesn’t take much time or money.

Maintaining Your Radon Mitigation System

Your radon mitigation system continuously reduces radon levels (sometimes by as much as 99%!). But just like any other home system — think HVAC or plumbing — a periodic checkup is key to making sure everything is working properly so your home stays safe and your investment pays off.

These simple checks will help you catch minor issues early and keep your system working as intended.

Test your home’s radon levels every two years

Radon testing is the most important part of maintaining your radon mitigation system. Even a properly installed system benefits from regular testing — especially after major renovations or changes to your home.

In addition to standard test kits, consider using a radon monitoring device to track levels in real time and spot any rising trends.

Monitor the fan

It’s also a good idea to inspect your radon system fan regularly — especially if it’s in a visible spot like your attic or outside your house. The fan should emit a gentle hum, and you’ll usually feel a light vibration when you touch the housing. Radon mitigation fans are durable and typically last 5–10 years, but if you notice it’s silent or making excessive noise, it may need to be repaired or replaced. 

The good news? When you work with The Radon Guys, your fan will have a full 10-year warranty. If it ever fails — even after the manufacturer’s coverage ends — we’ll take care of it at no extra cost.

Check the U‑tube manometer

Most radon systems have a small U‑shaped gauge mounted on the pipe, a visual indicator of fan performance. The fluid levels in this manometer should be uneven — a quick visual cue that suction is present and the fan is working properly. If both sides are level, the fan may have failed, or the pipe could be blocked.

When to Call a Pro for Radon Mitigation System Maintenance

Sometimes, small problems — like a noisy fan or higher-than-usual radon readings — need a professional’s help. Thankfully, the cost of radon mitigation system maintenance tends to be affordable. If you’d rather not worry about any of this at all,  a service plan with The Radon Guys can make your life easier.

The Radon Guys Service Plans for Radon Mitigation Maintenance 

If you want total peace of mind, choose one of our radon mitigation service plans. With one of our four available plans (i.e., Basic, Standard, Premium, and Crawlspace), we can help take the guesswork out of caring for your system and home. 

Here's what's included in each package: 

  • Annual 48-hour radon measurement

  • Annual fan and pipe inspection

  • Annual fan and system cleanout

  • Resealing of any cracks in the slab foundation

Keeping Your Home Safe with The Radon Guys

Think your radon mitigation system might need a check-up? Reach out to The Radon Guys for friendly, expert advice and service. Whether you need a quick inspection, radon mitigation system installation, or a maintenance plan that lets you set it and forget it, we’re here to help you and your family breathe easy.

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Radon Testing in Apartments: What Tenants & Landlords Should Know