Vent Axia QP400 Quiet Pack Box Fan - 400mm

The Vent-Axia Quiet Pack QP400 is an in-line acoustic box fan for 400 mm ducting, delivering up to 3780 m³/h. An 'O' class acoustically-treated casing keeps duct and breakout noise to a minimum. 'O' class acoustically-treated casing – minimum duct and breakout noise High-performance backward-curved centrifugal impeller Suitable for external pressures up to 500 Pa Speed-controllable (auto-transformer recommended) Robust galvanised sheet steel casing Full range of matching accessories Suitable for Noise-sensitive commercial supply or extract ventilation In-line duct installations in tough site conditions InstallationMount via drop rods or anti-vibration mounts. All sizes suit speed control by voltage-reduction auto-transformer for minimum noise. Should be installed on a suitable circuit by a qualified electrician. Specifications Brand Vent-Axia Model Quiet Pack QP400 Duct connection 400 mm circular Airflow (max) 3780 m³/h Motor Single-phase AC, speed-controllable Impeller Backward-curved centrifugal Casing Galvanised steel, 'O' class acoustic foam Operating temperature -15°C to +40°C Warranty 2 Year Manufacturer Manuals & GuidesVent-Axia Quiet Pack QP400 DatasheetVent-Axia Quiet Pack QP400 Installation Guide