Do I need a radon test if I have a crawl space? If the level falls between 2.0 and 4.0 pCi/L, a mitigation system is beneficial and is strongly encouraged if there will be current or ex-smokers in the home. A level of 4.0 pCi/L and higher …

Take into consideration installing a radon mitigation system yourself or employ a pro if degrees are still high. Although it can seep directly via pores in concrete, the worst access factors are voids in walls and also floorings (see photo…

The EPA recommends doing a 2nd radon examination if a first short-term test registers 4 picoCuries per liter (pCi/L) or greater. If a 2nd test registers above 4 pCi/L, take into consideration taking steps to decrease radon levels in your h…