• axial roof fan with horizontal outlet,
• Base made of galvanised sheet steel,
• cover made of pressed aluminium sheet,
• The rotor is made entirely of glass-fibre reinforced plastic (models from 315 to 400) or consists of plastic blades mounted on an aluminium hub (models from 450 to 1000).
• Operating temperature from -40°C to + 70°C (-30°C to + 40°C for 800-1000 models),
• Available in two versions: Supply “A” and Exhaust “B”.

Explosion-proof versions according to the ATEX directive available on request:

• reinforced construction motor: II 2G Exe II T3,
• flameproof motor: II 2G Exd IIB T5 or II 2G Exd IIC T4 (only for models 800, 900, 1000 with 4- or 6-pole motors),
• for use in zone 22: II 3D Ex tc IIIB T1250C.