Ceiling Radiation Damper Manufacturers

They are used to protect hvac openings in fire rated horizontal ceiling assemblies.

Ceiling radiation damper manufacturers.

Nca is a brand of metal industries inc offering a complete line of louvers and dampers. Since the development of modern fire damper protection equipment lloyd industries inc. Models 0755 0756 d 0757 d 0757 cb 0757 db 0757 eb 0763 fb and 0763 gb ceiling radiation dampers are designed and tested for simple installation in specific ul floor ceiling and roof ceiling wood truss assemblies. 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.

Nca s extensive line of dampers range from air control and balancing to life safety applications. Nca also has an impressive line of louvers including amca listed acoustical operable and hurricane tested louvers. Ceiling dampers are designed to function as a heat barrier in air handling openings penetrating fire resistive membrane ceilings. Lloyd industries has been an active manufacturer of access doors fire and smoke dampers and h v a c.

The model 505rd has been especially designed to provide protection and simple installation in specific design wood truss ceiling assemblies. A ceiling radiation damper closes automatically to restrict the passage of heat. A complete line of damper products for fire and smoke control in life safety systems and for airflow control in commercial hvac and industrial systems. Products for over 35 years.

Operated by a fuse link these dampers come spring loaded and are available with an easy access assembly. 505rd insulated ceiling radiation damper box. Has provided underwriters laboratory approved fire dampers as well as other essential products for the h v a c. Life safety products protect the openings in walls ceiling floors and or partitions to prevent the spread of fire and or smoke.

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.