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The Metal-Fab MRCD117 is a 12-inch round ceiling radiation damper engineered for HVAC duct penetrations in fire-rated ceiling assemblies. It automatically restricts heat transfer in the event of a fire, helping maintain the integrity of floor-ceiling or roof-ceiling systems.
UL 555C certified for ceiling assemblies.
Offers a strong roll-formed frame.
Includes a corrosion-resistant spring for longer life.
This ceiling radiation damper is essential for applications requiring fire resistance in sheet metal air ducts.
Application: Suitable for sheet metal air ducts in hourly-rated fire resistant assemblies.
Listings/Standards: UL 555C
Brand: Metal-Fab
MPN: MRCD117
Material: Galvanized steel
Shape: Round
Nominal Size: 12 inches
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