Aluminum Airfoil Blade Grille - Horizontal Fixed Blade 907-20X12 Damper:Opposed Damper Multi-Shutter Damper standard on 6"

Multi-Shutter Damper standard on 6" widths and larger

Designed for protection of ceiling openings in fire rated floor/ceiling assemblies with fire resistance ratings of 3 hours or less

032 Aluminum construction * Tamper proof screws * Standard Color

Rust resistant pre-coat with durable powder finish

Aluminum Airfoil Blade Grille - Horizontal Fixed Blade 907-20X12 Damper:Opposed Damper Multi-Shutter Damper standard on 6"Standard Features Surface mount fixed blade grille with airfoil blades at 0 Blades are parallel to the longest dimension Blades spaced at 2 3" Extruded aluminum surface mount frame with signature line marks Countersunk mounting holes with color matching Phillips Pozidriv screws Rust resistant pre coat with durable powder finish Soft White Options Recessed screwdriver operated Opposed Blade Damper 2" ADC compliant round collar with bead for ease of