Radtrak Radon Test – Accurate Long-Term TestingRadtrak Long Term Radon Test Kit Accurate Alpha Track Home Radon Testing For the most accurate, reliable read on your home's radon levels, choose the Radtrak long term radon test kit. While it costs more than a traditional charcoal test, it delivers far greater precisionand the difference matters. Charcoal radon tests measure for only 27 days and are easily skewed by short term weather changes. Radtrak uses advanced alpha track technology to measure