Radon Retest Daily

If you tested your home for radon a few years ago and the results came back below the action level of 4 pCi/L, you might assume the problem is solved for good. But radon levels in a house can change. Shifts in the soil, changes to your heating system, or even a major renovation can alter how radon enters the building. That is why a radon retest is not just a box to check off when selling a home. It is a sensible part of long-term indoor air quality management, especially in