The PR-AC ATX series is designed for conveying smoke and corrosive (not abrasive) or highly humid vapours with temperature from -20°C to +40°C. The use of specific materials and components make PR-AC ATX suitable for installation in plant certified according to the ATEX Directive 2014/34/EU. Their installation is particularly indicated in ATEX certified plants category 3, zone 2, zone 2-22 (3G).