Due to the fact that radon levels can differ daily as well as from period to season, testing can be done on the short-term (two to 90 days) or long-lasting (above three months). Temporary examinations are best done if the outcomes are requ…

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 …