Natural Smoke Shaft Damper Width x Height:1000x1450 Fans are suitable for operating

Fans are suitable for operating temperatures between -20°C and +70°C fixed speed and -20°C and +50°C when used with a speed controller

● Protects fan openings prevailing weather conditions

Third-party certified to the relevant parts of EN54 in conjunction with our ActiV detectors

Key Features:

USB Connectivity – Connects directly to a PC or laptop for easy configuration

Natural Smoke Shaft Damper Width x Height:1000x1450 Fans are suitable for operating*Damper Grille Sold Separately* The LD and LDN series smoke shaft dampers have been designed for smoke evacuation and control within lobbies and are installed into extract shafts in multi level buildings, to maintain tenable conditions in the common escape routes in the event of a fire. LD mechanical dampers are designed to work in fan power extract systems. Air is pulled through the damper and into the extract shaft. LDN natural dampers work in