Radon Mitigation That Protects Your Home & Family
We install certified, effective mitigation systems to reduce radon levels fast—backed by lifetime protection and local expertise. Let's explore some radon mitigation methods.
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Activated Sub-Slab Depressurization
This is the most common method of mitigation. In homes with a basement, slab, or crawlspace with concrete floor, suction is pulled from beneath the slab. This is then routed above the eave of the home. This ensures the radon gas will not reenter the home in harmful concentration. Therefore effectively reducing radon levels safely.
Activated Sump Depressurization
Next, we’ve got another common method of radon mitigation. Suction can sometimes be applied to the existing sump crock. The sump crock serves as a suction pit and often times is the termination point of the drain tile beneath the slab. The sump crock is capped and sealed with rubber seals. Suction is applied to the sealed sump and gases are routed safely away from the home in a similar fashion to the above activated systems.


Activated Sub-Membrane Depressurization
Lastly, we’ve got activated sub-membrane depressurization. In this method of radon mitigation, a membrane is laid over dirt and gravel floors and a suction loop is installed. The suction loop is then tied into the fan and the radon gas is routed safely out of the home. This not only offers effective radon gas reduction, but also encapsulates the crawlspace. Furthermore, this improves the aesthetic of the crawlspace.
Radon Mitigation
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Radon Testing
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Michigan Radon FAQ
What is radon and why is it dangerous?
Radon is a naturally occurring radioactive gas that comes from the breakdown of uranium in soil, rock, and water. It’s invisible, odorless, and tasteless—making it impossible to detect without specialized testing. Long-term exposure to high levels of radon is the second leading cause of lung cancer in the United States.
How do I know if my home has radon?
The only way to know if your home has radon is to test for it. Even if your neighbor’s home tested low, yours could still have elevated levels. At SM Radon Pro, we offer professional radon testing using continuous monitors for accurate results.
What level of radon is considered unsafe?
The EPA recommends taking action if your radon levels are 4.0 picocuries per liter (pCi/L) or higher. However, even levels between 2.0 and 4.0 pCi/L can pose some risk, especially with long-term exposure.
Which radon mitigation method is the best?
The method we choose for radon mitigation is custom tailored to your home. Every home is different, and certain radon mitigation methods may not be effective in your home.
How long does it take to install a radon mitigation system?
Most radon mitigation systems can be installed in one day. We’ll walk you through the process, explain your options, and ensure your system is both effective and discreet.
Is the radon mitigation system noisy or visible?
Our systems are designed to be as quiet and unobtrusive as possible. The fan is usually installed in an attic or outside the home, and piping is routed discreetly. We prioritize function and aesthetics.
How much does radon mitigation cost?
Pricing depends on the size of your home, foundation type, and radon levels. Most systems range from $900 to $1,500. We offer free estimates and transparent pricing with no hidden fees.
Do I need to retest my home after mitigation?
Yes. Regardless of the method we choose to use, we always perform a post-mitigation test to confirm your system is working and that radon levels are reduced below the EPA guideline. We also recommend re-testing every 2 years or if major home renovations occur.
Are you certified and insured?
Absolutely. SM Radon Pro is NRPP-certified, NRSB-certified, AARST-certified fully insured, and follows all EPA and state guidelines for radon testing and mitigation.
What areas do you serve?
We proudly serve homeowners, home buyers, and real estate professionals across West Michigan. We service Kalamazoo to Big Rapids, Holland to Lansing. Contact us to see if we serve your specific location.
Lets Get in Touch
Contact SM Radon today for your free consultation.
SM Radon Pro, Inc.
Proudly serving homeowners, home buyers, and real estate professionals across West Michigan.
From Kalamazoo to Big Rapids, Holland to Lansing
📍 Based in Alto, MI • NRPP-Certified • EPA Compliant