With individuals spending more of their time in indoor environments, radon exposure and its possible long-term health impacts are becoming an increasing concern. The properties of radon (colorless, odorless, tasteless gas present at some level in all buildings) make it easy to dismiss, in spite of its status as a known carcinogen. Thurber has Canadian National Radon Proficiency Program (C-NRPP) certified professionals available to carry out radon measurement programs, consult on mitigation measures, and provide construction monitoring for mitigation system rough-ins for new construction.