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Overview
YD143 fire dampers designed to prevent spreading of fire from the nearby zones in ventilating systems. Mounting on rectangular and circular ducts specially fire zones. As mounting on ventilation ducts, the dampers can be used on brick and concrete walls.
Applications
At wall connections as split separators of air-conditioning systems and also related ducts installed at locations exposing fire. It prevents spreading of any fire in the building into closer locations and helps for extinguishing fire by closing any ventilation systems. An optional alarm switch is used to stop air conditioning ducts.
Construction :
Start and stop handle: Zamak casting Outer structure and cover:1,5mm galvanized sheet Cover walls space: Air-conditioning plate of 2,5cm insulation wool and 50kg/m³ density.
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