High-Efficiency Variable Speed Motor – Precision-engineered with advanced frequency conversion technology for optimized airflow and ultra-low noise operation (as low as 25dB).
Hospital-Grade H13 HEPA Filtration – Removes 99.97% of airborne particles including PM2.5, allergens, and bacteria with medical-grade filtration layers.
Modular Ducting System – Industrial-strength ABS polymer ducts with snap-lock connections enable customizable installation for apartments, offices, or retail spaces (50-150㎡ coverage).
Smart Climate Control – Built-in CO2/TVOC sensors automatically adjust ventilation rates based on real-time air quality readings.
Energy-Saving DC Inverter – Cuts power consumption by 40% compared to conventional fans while maintaining 350m³/h maximum airflow.
Commercial-Grade Construction – Powder-coated steel housing with vibration-dampening mounts ensures durability for 24/7 operation in schools or restaurants.












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Household indoor fresh air system variable frequency conversion nolarm regulating pipeline fan filter haze new fan inlet fan
$106.71
category:
250mm infinite speed filter
100mm infinite speed filter box
one hundred millimeters of stammers
150 mm
200 mm
200mm sunda pipeline
200mm infinite speed filter
250 millimeters of stylisten
125mm stylist
100 mm
125mm infinite speed filter
250 mm
150 millimeters of stylisten
150mm infinite speed filter
125 mm
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