BUILT FOR THE LONG TERM. With a legacy that began in 1860, Guardian has successfully weathered many market cycles. Our clients rely on us to be here when they and their loved ones need us. Our recognition of that requirement has shaped the firm throughout the years, enabling Guardian to prosper and grow.
Radon is a colorless, odorless, radioactive gas. It forms naturally from the decay (breaking down) of radioactive elements, such as uranium, which are found in different amounts in soil and rock throughout the world. Radon gas in the soil and rock can move into the air and into underground water and surface water. Radon is present outdoors and indoors.
Long Term Radon Test Kits. Long term radon test kits run from 90 days to one year. Since radon levels can fluctuate significantly from day to day, a long term test is required if you wish to know the true average levels.f your water comes from a well and your air radon levels are elevated, it is advisable to conduct a radon water test. View Products. Radon Gas Detectors. The radon detector provides the home owner with a simple and cost effective way to monitor radon levels on an ongoing basis.