4 to 4.5 in. Radon Mitigation Fan System, Quiet 190 CFM Radon Mitigation Kit with 2-Couplers, Waterproof Radon Fan
$73.99
/box
Save up to $100 on your qualifying purchase 
Apply for a Home Depot Consumer Card- 190 CFM airflow effectively and swiftly exhausts indoor radon
- Waterproof, dust-resistant construction for outdoor use
- Quiet operation with 47dB noise level
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