Model CFD-521 1 hour — ceiling radiation damper butterfly style blade

Application

The CFD-521 ceiling radiation damper employs butterfly style blades for point-of-origin control of radiant heat in HVAC systems. The CFD-521 is installed horizontally in the ceiling membrane of combustible floor-ceiling or roof-ceiling assemblies with fire resistance ratings up to and including 1 hour.

Documents

Product Sheets

CFD-521

Specifications

CFD-521

CAD Drawings

CFD-521-DWG
CFD-521-PDF

Installation Instructions

CFD-521, CFD-521-IP
CFD-521

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