The Helios RR 160 C is part of the RR series of efficient in-line centrifugal fans, designed to provide powerful ventilation for circular duct systems up to 315 mm in diameter. Built for high-pressure performance, this fan ensures consistent airflow even in systems with greater resistance or longer duct runs, including flexible and spiral ducting. The unit’s compact design and integrated spigots allow for straightforward installation using accessories like the MK4 mounting foot and standard pipe clamps. The RR 160 C offers a cost-effective solution for reliable, high-capacity duct ventilation across a variety of applications.