VEN-FLEX - spiral suction and discharge hose in grey. Made of soft PVC and reinforced with spiral reinforcement made of damage-resistant PVC. It has a smooth inner surface. Thanks to its high flexibility, the hose is used where there is limited installation space. Ideal for ventilation systems, rooms contaminated with dust and smoke, as well as for the removal of sawdust and fine industrial waste. Operating temperature: -15°C to +50°C.