2" Round Horizontal/Vertical Mount Fire Damper 2550-10 Smoke-Fire Damper Adjustable aluminum airfoil blades oriented

Adjustable aluminum airfoil blades oriented for 1 or 2 way airflow pattern

SD34 Submittal Drawing

125") Aluminum Construction 12 GA Steel Construction

Standard Features * 1/2" spacing dual angular louvers * 22 & 20 gauge cold roll steel * Install with louvers in up or down position for best duct concealment * Countersunk mounting holes for flush appearance with color matching Phillips posi-drive screws * Soft White Options * 1033 - 1/3" spacing available in limited sizes * A-1050 -

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2" Round Horizontal/Vertical Mount Fire Damper 2550-10 Smoke-Fire Damper Adjustable aluminum airfoil blades orientedStandard 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