Premium 304 Stainless Steel Construction
Durable rust-resistant material ensures long-term outdoor performance with superior corrosion resistance. Precision-welded seams and polished surface for sleek aesthetics.
Engineered Airflow Efficiency
Optimized ventilation design reduces air turbulence while maximizing exhaust performance. Windproof cover prevents backdraft in harsh weather conditions.
Multi-Scene Application Versatility
Ideal for commercial kitchens, industrial workshops, smart home ventilation systems, and basement air exchange setups. Compatible with most standard duct sizes.
Professional-Grade Installation Ready
Pre-drilled mounting holes with reinforced flange for quick secure attachment. Laser-cut edges ensure perfect alignment during assembly.
Wholesale-Optimized Packaging
Bulk shipments with protective foam inserts to prevent transit damage. Pallet-ready for large quantity orders with custom packaging solutions available.






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- 1
Fresh air system 304 stainless steel fan outer wall outlet smoke exhaust pipe exhaust wind cover air -proof air exhaust ventilation mask
$3.21
Category:
250 mm (for 250 tubes)
100mm (for 110 tubes)
150 mm (for 160 tubes)
200 mm (for 200 tubes)
70 mm (for 75 tubes)
Quantity:
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