Long term testing is the most accurate way to determine your overall
exposure to radon. Radon levels fluctuate with seasonal changes. This
test can be exposed from 91 to 365 days. Prepaid mailer and lab fees are
included.Since radon levels fluctuate with the seasons, use a long term radon test to check your overall radon exposure. Test can be done for 91 to 365 days.
(Not available to NJ residents)