The DZR fans are designed for safe operation in explosive environments (zones 1 and 2) and are certified according to the ATEX Directive 2014/34/EU and IECEx scheme. Suitable for ducted installations, they handle clean air from -20°C to +40°C and are available in diameters from 200 to 600 mm, with airflow up to 9,370 m³/h. Their galvanised steel casing, maintenance-free three-phase motor with PTC temperature monitoring, and IP64 protection ensure reliable performance. They can be used for both ventilation and air extraction.