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2800 Series - 1 1/2 Hour Dynamic Fire Damper

Standard Features
- Horizontal or vertical installation
- Rated partitions of 2 hours or less
- UL and California State Fire Marshall approved
- Parallel blade operation
- 16 gauge galvanized steel channel frame
- 16 gauge galvanized triple "V" formed blades
- Sintered bronze, oil impregnated bearings
- Axles: 1/2" square zinc plated steel studs
- Linkage: .12 x .50 zinc plated steel concealed in the channel frame
- Jackshaft: 1/2" diameter zinc plated steel with jackshaft connector coupling
- Caulking, UL approved silicone sealants: Dow Corning RTV-732, 999A, GE-1200
- Minimum 8w x 8h, Maximum 36w x 36h
- 165° fusible link standard
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Installation Instructions

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