The eldest Alert RD1 Radon Gas Test Kit chanceful radon gas in your home, work, or institution. Radon is a naturally occurring gas that can cause lung cancer, and can be found in basements, , crawl spaces, and another areas below ground. simplified, off the hook, and unproblematic to use, this radon testing kit everything you need for an first screening, including lab fees -LRB- except NJ state tests -RRB-. The test is with the EPA and takes two to four days to all in your home. Results are within 72 hours of lab receipt. The radon testing kit also recommendations and side by side steps if the results are affirmatory for radon, and is idealistic for disaster preparedness. It is for use sole within the United States.