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Radon Zones

Radon Risk Zones in the USA

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Our Services

  • Affordable solutions
  • Guaranteed radon reduction
  • Quiet, reliable, right-sized fans
  • Systems for basements
  • System maintenance and service
  • Interior and exterior installation options

Our National Radon Defense Dealers Serving Wisconsin

111 Commercial Lane
Wakefield, MI 49968
Northland Basement Systems provides expert radon mitigation and radon testing to homeowners and businesses throughout Michigan and Wisconsin, including Ashland, Houghton, Ironwood, and surrounding areas.
754 W. Airport Road
Menasha, WI 54952
Sure Dry Basement Systems provides complete radon testing and mitigation in Wisconsin.
829 Rolling View Lane SE
Pine Island, MN 55963
American Waterworks is a certified National Radon Defense contractor serving parts of Minnesota and Wisconsin.
1060 Cedar Cross Rd
Dubuque, IA 52003
Advanced Radon Mitigators is a certified company that specializes in removing radon gas from your Iowa home.

There's lots of wonderful and unique characteristics that describe Wisconsin, almost too many to name. But, one that it shares with every other state is the radon gas presence in most homes.

Although you may not be able to detect it with any of your human senses, the radon professionals at National Radon Defense can not only inspect your home's levels, but also provide solutions for maintaining a healthy radon level in your Wisconsin home.

Although no homeowner wants to increase cancer risks for family members, many people neglect to test their homes for radon, an invisible, odorless, cancer-causing gas that emanates from soil and rocks. Contacting a radon mitigation specialist to perform a radon test, or conducting your own test with a DIY radon test kit is the first step in protecting your family from hazardous levels of radon gas.
Customer Reviews
  • By Steve H.
    Dubuque, IA
    "I wanted to say that your employees did a fantastic job installing and..."

    Customer Review

    By Steve H.
    Dubuque, IA

    I wanted to say that your employees did a fantastic job installing and quoting my radon mitigation system. They were very helpful in answering any questions I had throughout the process as well. Please pass the word on to them!
  • By Darrell N.
    Tomah, WI
    "Good Discussion at Home Show in LaCrosse and willing to solve my..."

    Customer Review

    By Darrell N.
    Tomah, WI

    Good Discussion at Home Show in LaCrosse and willing to solve my problem 
  • By . D.
    Chaseburg, WI
    "Love my basement. Thank you! "

    Customer Review

    By . D.
    Chaseburg, WI

    Love my basement. Thank you! 
  • By Harvey S.
    LaCrescent, MN
    "Good work, Good Clean up! No issues. Got instalation moved to morning..."

    Customer Review

    By Harvey S.
    LaCrescent, MN

    Good work, Good Clean up! No issues. Got instalation moved to morning which worked out great! 
  • By Mark & Cynthia B.
    Decorah, IA
    "Very pleased with everything they have done for us.  Will continue to..."

    Customer Review

    By Mark & Cynthia B.
    Decorah, IA

    Very pleased with everything they have done for us.  Will continue to refer to others.
  • By Denis And Nancy C.
    Spring Valley, MN
    "Very knowlegeable and friendly, Answered all our questions and concerns..."

    Customer Review

    By Denis And Nancy C.
    Spring Valley, MN

    Very knowlegeable and friendly, Answered all our questions and concerns. Very satisfied with work completed. 
  • By . C.
    Spring Valley, MN
    "Very knowledgeable, and friendly answered all our questions and concerns..."

    Customer Review

    By . C.
    Spring Valley, MN

    Very knowledgeable, and friendly answered all our questions and concerns. Very satisfied with work completed. 
  • By Barbara R.
    Eyota, MN
    "The whole team was helpful and did a good job. "

    Customer Review

    By Barbara R.
    Eyota, MN

    The whole team was helpful and did a good job. 
  • By Mark & Carol R.
    Rochester, MN
    "Use your products approx. 10 years ago at this building site. "

    Customer Review

    By Mark & Carol R.
    Rochester, MN

    Use your products approx. 10 years ago at this building site.