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Access door with 1-3/8" deep steel roll formed frame
Modern step-down design with 4-way air diffusion
Note: Sizes listed are the duct or opening size the grille will fit into
Standard Features * Stamped steel curved blade T-Bar lay-in diffuser with perforated face * Five air patterns: 101 P - one way
PERFORMANCE DATA 907 Series Engineering/Performance Data
2" Round Horizontal/Vertical Mount Fire Damper 2550-22 Smoke-Fire Damper Access door with 1-3/8" deepStandard Features Spring actuated curtain type fire damper with 2 1 4" round connection for horizontal or vertical mount 2" thin line roll formed out of airstream frame Designed for use in walls, floors and partitions with fire resistance ratings of 2 hours or less (for ceiling application, see 2700 series) UL listed and tested in accordance with UL Standard 555 1 1 2 hour fire resistance rating Building materials rated 2 hours or less CSFM California
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