★★★★★
Prices start at : 184.79 USD / each
40 PVC vent pipe using 4 in. Of clean, size 4-6 gravel or loose to moderately loose soil. Fan sizing for retrofit may require professional diagnostics and design. NOTE: When installing an ASD system for radon reduction, any openings, major cracks and...
- ✓ ETL listed - for indoor or outdoor use (UL equivalent)
- ✓ HVI rated
- ✓ Water-hardened motorized impeller
- ✓ Engineered thermoplastic housing
- Product Width (in.): 11.75 in
- Manufacturer Warranty: 5-Year Limited