FIRE DAMPER STATIC
Product Covered:
USC- Alphaduct for use in Static Systems, Model FD
USC- Alphaduct for use in Dynamic Systems, Model FDD
Genereal:
Model FD Damper are of curtain blade type construction for verticle and horizontal installation for static applications.
The dampers are intended for use in heating ventilating and air conditioning duct systems passing through fire resistive walls, partitions, and floors in accordance with the standard for installation of Air Conditioning and Ventilating Systems, NFPA 90A.
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