Ceiling Radiation Damper Cad Detail

The connection of the ceiling radiation damper diffuser neck and steel duct drop see connection notes section on page 3 may be satisfied in three ways.

Ceiling radiation damper cad detail.

Ul rated fire smoke and ceiling radiation dampers. The ceiling damper may be connected directly to the grille and supported by steel channel see figure 6 detail g. Cad drawings dwg. Ceiling radiation damper any be connected directly to the air device neck and then the duct drop connected to the damper see detail b figure 6.

Fire and heat protection where hvac components penetrate the ceiling membrane. The cfd2 is a ul555c classified ceiling fire damper. Equipped with fusible link at no extra charge. Damper is supported directly by the grid system and may lay on top of perforated metal or similar grille core material fusible link support wire must attach to duct or ceiling supports above.

Ceiling radiation damper is the same size as the ceiling opening and installs directly into the exposed tee bar grid system opening.