For the ventilation of shafts and vertically confined spaces in dangerous environments • The design allows easy entry and exit, and requires only 7.5 cm of the shaft. • 90 ° angle allows unrestricted air flow of fans through the vertical opening down • The 4.6 m long, ducts can be mounted above or below ground and meet specific ventilation requirements • Provides maximum safety and productivity • Ventilation equipment explosion proof according to Ex II 2 G EEx de IIB T6, Ex II 2 G EEx motor dIIB • including quick-dome tank with 4.6 m and1, 5 m Lutten • Ventilation channel adapter • 90 ° bend for manholes and manhole adapter for universal support • loading and venting • Power cable 10 m • IEC 309 connector EEx de 240V / 50/60 Hz • Current consumption 1.2 A, 74dB, 250W • Weight 30 kg • Capacity 1392 m³ / hr