Features

Helios duct smoke detector with VdS approval for early detection of smoke within a ventilation system. Reliable protection against smoke ingestion by monitoring the supply air intake and thus enabling targeted system shutdown to prevent smoke ingestion. Can be mounted either on ventilation ducts with round or rectangular cross-section inside buildings. Special design for easy maintenance and testing without tools and without opening inspection covers. Supplied ready for installation with all necessary accessory components such as integrated smoke detector, inlet pipe, outlet pipe, plugs, seals, duct screw connection and fixing screws.