The Helios ELS EC 100/60 N fan insert features ultra Silence technology and a sleek alpine white façade, designed for quiet and efficient ventilation with two power levels for demand and basic ventilation, delivering 100/60 m³/h airflow. Its spiral casing houses an aerodynamically and acoustically optimized radial impeller that provides high pressure performance with low noise levels, meeting sound insulation standards according to DIN 4109 T.2. Installation is tool-free with a slide-in design that also closes the electrical contact automatically. Powered by an energy-saving EC motor enclosed in a cast aluminium housing, it boasts maintenance-free ball bearings rated for 40,000 operating hours. The unit includes a dishwasher-safe permanent air filter (class G2) located under a hinged front panel, with an integrated contamination indicator to alert when cleaning is required.