Helios HQW-315/6 Square Plate Axial Fan 315mm dia, 6-pole, 1 phase
£333.00 (Excl. VAT)
Helios Ancillary kit AK 200mm to AK 710mm
£164.24 – £1,043.33 (Excl. VAT)
Back Draught Shutters
£10.03 – £27.91 (Excl. VAT)
Metal Back Draught Shutters | Non Return Dampers
Galvanized Steel Back Draught Shutters are designed to prevent back draught in circular duct..
- Steel case with aluminium spring loaded butterfly-action shutter
- Foam seal ensures air tightness and enhances noise reduction
- Available in sizes for ducts from diameters 100mm to 315mm
Additional information
| Spigot-diameter | 100mm, 125mm, 150mm, 160mm, 200mm, 250mm, 315mm |
|---|
Data Sheet
(pdf, 407KB)