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Fresh Air System office-ventilation Products (7)

Air Filter Box

Three-stage filtration system (primary + activated carbon + H13) effectively removes harmful substances and odors

Φ100 / Φ150 / Φ200 / Φ250 mm Compatible Duct Diameters 120 – 2600 m³/h (depending on model) Air Volume Range Primary G4 + Activated Carbon Composite Filter + H13 HEPA Filter Filtration Stages 15 – 20% Pressure Loss Rate

Circular Duct Fan

All-metal circular housing, integrally formed, rust-proof and corrosion-resistant, sturdy and non-deformable

Φ100 / Φ125 / Φ150 / Φ160 / Φ200 / Φ250 / Φ315 mm Duct Diameters 310 – 1900 m³/h (depending on model) Air Volume Range 85 – 260 W Motor Power 50 – 65 dB(A) Noise Level

Direct Duct Fan

All-metal or high-strength ABS housing, sturdy and durable, resistant to deformation and sagging

Φ100 / Φ125 / Φ150 / Φ200 / Φ250 / Φ315 mm Duct Diameters 120 – 1900 m³/h (depending on model) Air Volume Range 22 – 260 W Motor Power 20 – 65 dB(A) (depending on model) Noise Level

EC Inline Duct Fan

EC brushless DC motor for energy savings up to 50% compared to traditional AC motors

Φ100 / Φ150 / Φ200 mm Duct Diameters 240 – 540 m³/h (depending on model) Air Volume Range 37 – 50 W Motor Power 32 – 36 dB(A) Noise Level

Purified Duct Fan

Built-in multi-layer filtration system (primary + activated carbon + HEPA) effectively removes PM2.5, odors and harmful substances

Φ100 / Φ150 / Φ200 / Φ250 mm (based on similar models in catalog) Duct Diameter 160 – 920 m³/h (referencing DPT series purified models) Air Volume Range 30 – 160 W Motor Power 24 – 45 dB(A) (depending on model) Noise Level

Silent Booster Mixed-Flow Inline Fans

EC brushless motor (select models) for energy savings and stepless speed control

Φ150 / Φ200 / Φ250 / Φ315 mm Duct Diameter 480 – 2600 m³/h (depending on model) Air Volume Range 42 – 350 W Motor Power 41 – 72 dB(A) (depending on model) Noise Level

Silent Mixed-Flow Inline Duct Fan

Mixed-flow impeller design merges high airflow of axial fans with high static pressure of centrifugal fans

Φ100 / Φ150 / Φ200 mm Duct Diameter 210 – 840 m³/h (depending on model) Air Volume Range 230 – 350 Pa Static Pressure Range 31 – 35 dB(A) Noise Level