The Helios IP‑B 180/90 is a 90-degree elbow bend equipped with a sleeve connection, designed for use in IsoPipe ventilation systems. Manufactured from damp-proof and antistatic expanded polypropylene (EPP), this elbow provides reliable airflow direction changes. It is flame retardant to fire class B2 and supports operating temperatures from ‑25°C to +80°C. Ideal for fast, secure, and space-efficient duct installations.