How To Look At A House

McGarry and Madsen's home inspection blog for buyers of  

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Frequently Asked Questions (FAQ) about Radon

Wednesday, October 16, 2019

You have probably heard a lot of things about radon, ranging from “it’s a death sentence if your house has radon” to “that’s just a bunch fake science mumbo-jumbo.” The truth is that it’s a real health issue, but at neither of those extremes.

    Here’s a collection of our blog articles about the questions our customers ask most frequently about radon. Click on any question to link to the article.

General Radon Questions

What is radon? Should I be concerned about it?

Where does radon come from?  

How was it determined that between 15,000 and 22,000 lung cancer deaths each year are caused by radon?

What are the symptoms of radon poisoning?  

What is the average radon level of indoor and outdoor air in America?

Will opening the windows reduce the radon level in a house?

Do older houses have higher radon levels than new houses? 

What is the danger of radon in well water?

Do granite countertops emit radon?

Radon Testing

What factors can change radon test levels up or down?

Will the radon test come back sky-high in a house that has been empty and closed-up for months?

Can the seller tamper with a homebuyer's radon test to change the results?

What happens to a radon test result if the windows were opened, the test device moved, or there was any other evidence of tampering during the test? 

How long does it take to get the results of a radon test? 

For how many years does an old radon test result remain valid?
 

For Homebuyers

Can a homebuyer do their own radon test for a real estate transaction with a self-test kit? 

Do I need a radon test for a house with a radon mitigation system?

How can not testing for radon be an expensive mistake for homebuyers?

What are a homebuyer's options when the radon test comes back high (4.0 pico-curies/liter or more)? 

Should I buy a house with a high radon level?

How can I tell if a house has a radon mitigation system? 

Do I need to test for radon when buying a condominium? 

Can I test vacant land for radon before building a house? 

• Should I buy a house with a radon mitigation system?

For Homeowners 

Can I sell a house with a high radon level?

Should homeowners get a pre-listing radon test before selling their home?

How quickly do I need to reduce a high radon level in my house? 

Does the buyer or seller of a home pay for radon mitigation when the radon test comes back high? 

Radon Mitigation Systems

What does a radon mitigation contractor do to lower the radon level in a home?

Do radon mitigation systems require maintenance?

What is the average life expectancy of a radon mitigation system?

 • Is radon mitigation possible for a condominium?

What is the operating cost of a radon mitigation system? 

How do I know if a radon mitigation system is working?

 Florida Questions

Does Florida have radon?

Where do I find the Florida laws regarding radon?

• What is the probability of having high radon in a Florida house?


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