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Square collar designed for a 20” × 20”
904 - Double Deflection Adjustable Aluminum Blade Grille For a 18" x 6" Duct Opening (front blades parallel to shortest dimension)
TS Series Submittal
2" ADC compliant round collar with bead for ease of installation (square sizes only)
Product sizes available to fit spiral pipe diameter 8” – 48
Aluminum Airfoil Blade Grille - Horizontal Fixed Blade 907-18X44 Finish:Designer Color - Cement Gray Square collar designed for aStandard 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
