Genuine NORRES AIRDUC® PUR 355 M suction and transport hose with 40mm internal diameter. Constructed from permanent antistatic premium ester-polyurethane (Pre-PUR®) with an integrated spring steel wire spiral. This heavy-duty hose offers exceptional abrasion resistance and optimized flow properties. It is suitable for conveying abrasive solids like dust, powder, fibers, and chips, as well as gaseous and liquid media. Features include good resistance to oil, petrol, and chemicals, very good low-temperature flexibility, and flame-retardant properties (UL94-HB). Conforms to TRGS 727 and ATEX 2014/34/EU, and is food-grade compliant (FDA, EU 10/2011).