4 to 4.5 in. Radon Fan Installation Kit, Quiet 190 CFM Radon Mitigation Fan System Kit, Waterproof Inline Duct Fan
$86.99
/box
Save up to $100 on your qualifying purchase 
Apply for a Home Depot Consumer Card- Quiet operation with 47 dB noise level
- Real-time pressure measurement for easy monitoring
- Waterproof and dustproof capabilities ensure outdoor use
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