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Attractive concentric ring deflects air stream 360°
904 - Double Deflection Adjustable Aluminum Blade Grille For a 48" x 8" Duct Opening (front blades parallel to shortest dimension)
PERFORMANCE DATA 600TFG Series Engineering/Performance Data
Standard Features * 45-degree fixed blades parallel to the longest dimension * Hand operated lever for easy filter access * Holds up to 2" thick standard filter (not included) * Removable face for easy cleaning and maintenance * Filter door hinges parallel to longest side * 4-way reversible door on square sizes * 2-way reversible door on rectangular sizes * Filter retention tabs * Concealed mounting holes * Soft White Options * SP920FG-4 - holds 4" deep air filter * 920 TFG - T-Bar mount * Standard Color or Designer Color Finish available on this product
904 - Double Deflection Adjustable Aluminum Blade Grille For a 30" x 16" Duct Opening (front blades parallel to shortest dimension)
Opposed Blade Volume Damper 3000-0BD-56X36 past 12 months Attractive concentric ring deflects airh3. Standard Features * Opposed blade operation for precise volume control * 16 gauge galvanized channel frame * Blades are vee stiffened 16 gauge galvanized for strength and stability * Blades pivot on non metallic celcon bushings * 1 2" square zinc plated steel pivot pins * 1 2" square zinc plated steel adjustable operating shaft extending up to 4" beyond the air control frame * Single blades on dampers with a height of 12" or less * Mill finish h3.
