Model CFD-521-IP 1 hour - ceiling radiation damper R-6.5 or 8.7 insulated duct board outlet box - butterfly style blade

Application

The CFD-521-IP ceiling radiation damper employs butterfly style blades for point-of-origin control of radiant heat in HVAC systems. The CFD-521-IP 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-IP

CAD Drawings

CFD-521-DWG
CFD-521-PDF

Installation Instructions

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