
Custom Designed Total Heat Exchange Core Compact Ceiling Mount for Commercial Office Air Handling Ceiling Exhaust Fan. Modular Filter Design: Pull-out filter drawer allows simple and fast replacement with low maintenance cost. High Static Pressure: Up to 900 Pa static pressure ensures stable airflow for long duct ventilation systems. Multi-Stage Filtration: Standard G4 primary and F7 medium filters, optional H11 upgrade for stricter cleanliness. Robust Cabinet Structure: Metal housing with anti-vibration design ensures stable long-term operation. Wide Application Scope: Suitable for factories, workshops, commercial spaces, laboratories, and warehouses. Low Energy Consumption: Designed for high efficiency with low noise and light weight operation. Corrosion Resistance: Integral moulded anti-corrosion material handles corrosive and high-humidity fluids. CE Certification: Product meets CE safety standards for international commercial use.