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About:
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Over checklists updated December 2, 2019This directory site includes a listing of Pennsylvania approved: Qualified individuals Certified firms DEP detailed testing firm employees All DEP-listed Examining Firm Workers have an ID number in the 8000 collection DEP-listed mitigation company employees All DEP-listed Reduction Firm Employees have an ID number in the 7000 series The coding description for the various kinds of radon examination devices is detailed below.
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