• TOV 355-4 Sileo | Single Phase Centrifugal Roof Fan | Vertical Exhaust | Speed-Controlled, Maintenance-Free | 2,779 m³/h
  • TOV 355-4 Sileo | Single Phase Centrifugal Roof Fan | Vertical Exhaust | Speed-Controlled, Maintenance-Free | 2,779 m³/h

TOV 355-4 Sileo | Single Phase Centrifugal Roof Fan | Vertical Exhaust | Speed-Controlled, Maintenance-Free | 2,779 m³/h

Regular price £1,530.27
£1,530.27
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Description
  • High Efficiency: Backward-curved impellers and external rotor motor provide maximum airflow (2,779 m³/h) while reducing energy consumption.
  • Durable Construction: Powder-coated galvanized steel casing ensures long-lasting protection against corrosion and harsh weather conditions.
  • Maintenance-Friendly: Tilting motor mechanism and vibration-dampened motor suspension allow easy inspection and servicing.
  • Safe & Reliable: Integral thermal contacts protect the motor from overheating, compatible with external motor protection devices.
  • Versatile Operation: Speed-controllable and suitable for single-phase 400 V systems; vertical exhaust prevents wet snow and roof staining.

The TOV 355-4 Sileo is a high-performance single-phase centrifugal roof fan designed for reliable ventilation with vertical exhaust. Featuring backward-curved impellers and a robust external rotor motor, this fan offers speed control, easy maintenance, and efficient airflow of up to 2,779 m³/h. Its tilting motor mechanism and vibration-dampened suspension ensure smooth operation and simple servicing, while the powder-coated galvanized steel casing protects against harsh weather. Ideal for commercial and industrial rooftops, it prevents issues caused by wet snow or roof staining and comes equipped with integral thermal contacts for motor protection.


  • Weight: 25.2 kg
  • Material: Powder-coated galvanized sheet steel
  • Voltage: 400 V
  • Frequency: 50 Hz
  • Phase: Single-phase
  • Input Power: 285 W
  • Current: 0.645 A
  • Maximum Airflow: 2,779 m³/h (0.772 m³/s)
  • Rotational Speed: 1,398 r.p.m.
  • Maximum Air Temperature: 70 °C (also when speed-controlled)
  • Colour: Black
  • Product Code: 79385

Delivery time: 3-5 working days.


Your purchase includes a 1-year Veralis warranty, offering complete assurance in the quality and longevity of your product. From internal components to craftsmanship and performance, every part of your device is protected. Should you experience any issue during everyday use, our dedicated support team will provide quick and reliable assistance, ensuring you receive a seamless solution with minimal disruption to your comfort.



  • Whisper-Quiet Operation

    Enjoy cleaner air and consistent comfort without any distracting noise.

  • Precision Airflow Engineering

    Enjoy clean, balanced comfort throughout your space.

  • Smart Energy Optimisation

    Our systems automatically adjust their output when needed

  • Built For Modern Living

    Beautiful to look at, effortless to use, and engineered to last.

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