EPA zone context: Eastern and central Pennsylvania are heavily Zone 1. The Reading Prong runs through the Lehigh Valley, which has some of the highest radon levels in the entire United States.
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Take the 90-second radon assessment4.8 (23 Google reviews)
This Cranberry Twp, Pennsylvania-based dedicated radon contractor specializes in radon mitigation, radon testing, crawlspace radon solutions, radon fan repair and replacement. Operating since 1996. Handles crawlspace foundations, and uses HRV/ERV ventilation.
4.0 (1 Google reviews)
Testing methods, closed-house conditions, and how to read your results.
How basements, slabs, and crawlspaces affect radon entry and system design.
What buyers and sellers should expect during testing, mitigation, and closing.
Maintenance schedules, fan replacement, and keeping your mitigation system effective.