Model FD-125R 1-½ hour - fire damper true-round blade

Application

The FD-125R fire damper employs a single round blade for point-of-origin control of fire in static and dynamic HVAC systems. This unique damper comes standard with mounting plates for interface to round or square openings in masonry, metal stud, or wood stud assemblies and is ideal for all round duct applications. The FD-125R is qualified to 2000 fpm (10.2 m/s) and 4 in. wg. (1.0 kPa) and may be installed in vertical walls or partitions, or horizontally in floors or assemblies with fire resistance ratings up to 2 hours.

Documents

Product Sheets

FD-125R

Installation Instructions

Design I503
FD-125R
Operation and Maintenance
FD-125R

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