I find levels above the mitigation level of 4.0 picocuries per liter in about 20% of the homes I test. So far my record is 15.4! Radon...

The average indoor radon level is 1.3 picocuries/liter. This firm says they were able to get 3500 picocuries/liter down to 3! Click on...

Click here for THIS OLD HOUSE video. Need to look for points of access like bare soil and add a ventilation system. Virginia State Law...

Radon is a decay product of Uranium, which has 92 protons. Lose six and you get Radon. Lose four more and you quit with Lead (82). ...

Who doesn't love data? These monitors help you stay in control of your family's safety! Radon amelioration is all about improving...