Model CFD-521-90 1 hour - ceiling radiation damper 90° Plenum - butterfly style blade

Application

The CFD-521-90 ceiling radiation damper employs butterfly style blades for point-of-origin control of radiant heat in HVAC systems. The CFD-521-90 is installed horizontally in the ceiling membrane of combustible and non-combustible assemblies with a fire-resistance rating up to and including 1 hour.

Documents

Product Sheets

CFD-521-90

CSI Specifications

CFD-521-90

CAD Drawings

CFD-521-90-DWG
CFD-521-90-PDF

Installation Instructions

CFD-521-BT/IP/NP/90
CFD-521-90