Helios Surface-Mounted Housing, with Fire Damper ELS-GUBA

Flush-mounted housing made of plastic with fire protection barrier K 90, metal discharge spigot with automatic non-return damper and shut-off upon fusible link release*. Discharge spigot laterally upwards (delivery state), rotatable to the left or right. Can be repositioned for rear air discharge in any position using accessory set (-ARS, Part No. 8185). Reusable hinged cleaning cover. Otherwise as ELS-GU. Connection DN 80 mm.Area of applicationFor ventilation of kitchens**, bathrooms or WCs. Also for two-room ventilation of bathroom and WC using accessory set (-ZS, Part No. 8186). Flush-mounted installation in ceiling or wall, even outside of K 90 shafts. Connection to main duct using steel pipe. One or two units per floor up to 20 stories. *The non-return damper in fire protection housings fundamentally also fulfills the requirements of a cold smoke damper.* For residential kitchens, a fan insert with 100 m³/h is recommended.