Ceiling Radiation Damper Installation

If you are interested in ceiling radiation dampers you can contact your local ceiling radiation damper representative on our local hvac rep page.

Ceiling radiation damper installation.

We fabricate insulated and non insulated boxes as well as 90 end and straight boots. To better understand ceiling radiation dampers. For ceiling radiation dampers however since ceiling radiation dampers serve a somewhat different purpose than the other damper types there is often confusion about where a ceiling radiation damper should be used. Equipped with fusible link at no extra charge.

Ceiling fire dampers also known as radiation dampers are designed and tested to limit the radiant heat transfer through an air inlet outlet opening in the ceiling membrane of a fire resistance rated floor ceiling or roof ceiling assembly. Ceiling radiation dampers are also applicable for installation in boots and register boxes. Series 51sb in a boot true truss. Minimum flanges located 1 inch to 3 inches from and on both sides of a steel duct drop and these channels are suspended by 12 swg wire from.

Static ceiling radiation dampers models mrcd mscd mscdsb mccd ceiling radiation dampers covered under ul 555c intended for installation in hourly rated fire resistive floor ceiling and roof ceiling assemblies in accordance with the standard for fire tests of building construction and materials ul 263. Ceiling radiation dampers. The cfd2 is a ul555c classified ceiling fire damper. 5 ceiling radiation dampers dampers supported from ductwork above note about support when main ducts are supported by 16 ga.

Steel channels with 9 16 in. Series 51sb read more. Let s examine the protection provided by each type of damper. These installation instructions apply to ceiling radiation dampers mounted in 3 hour rated ceiling with supports from 1 a ceiling grid system 2 ductwork above or 3 structure above.

Each type of damper support system is described with damper being mounted in conjunction. Ceiling dampers are designed to function as a heat barrier in air handling openings penetrating fire resistive membrane ceilings. X 11 2 in.