Field installation of steel plenums cont – Greenheck Ceiling Radiation Dampers (826252) User Manual

Ceiling Radiation Damper (453343), CRD Series Installed on Gypboard Ceiling (460637 Warnock Hersey), CRD-1WJ (472365), CRD-1WT (474094), Leakage Rated Ceiling Radiation Dampers (475063 IOM).