The Helios FM 355 EX flexible sleeve is specially designed for installation between fans and pipe systems in explosion-proof environments. It effectively prevents the transmission of structure-borne noise and compensates for assembly tolerances. Constructed with an elastic cuff made from durable PVC fabric, this connector ensures both flexibility and safety. Supplied with two hose clamps, it allows for quick and secure assembly, making it an ideal choice for demanding ventilation applications requiring explosion-proof components.