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3/4” Wide x 3/4” High square holes
904 - Double Deflection Adjustable Aluminum Blade Grille For a 36" x 14" Duct Opening (front blades parallel to shortest dimension)
½ × ½ × ½ Aluminum lattice
PERFORMANCE DATA 600TFG Series Engineering/Performance Data
CB-T Series Submittal
Parallel Volume Damper Low Leak 3000PLL-50X22 T-Bar 3/4” Wide x 3/4” Highh3. Standard Features * 16 gauge galvanized channel frame * Parallel blades are cee 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. Options * 3000 PLL Low Leak Air Control
