Plastic Atex II2G roof fan for Atex zone 1 with a centrifugal impeller diameter 400 mm and 400/3/50 – 0,75 kW Atex Exd motor. The casing is made out of anti-static Polyethylene (Pe-el). The fan will be supplied with a base, so the fan can be used for a roof application. The fan can be used as a duct fan without this base. Also there is an Atex service mounted onto the fan.