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SD34 - Transition Box Spiral Pipe Grille (DOUBle Deflection)
SUBMITTAL 2720 Series Submittal
Standard Features * Double deflection aluminum wall or ceiling register * Heavy gauge aluminum frame * Individually adjustable extruded aluminum airfoil blades * Allows for spot or normal air diffusion * Hidden mounting mechanism * White Options: * Standard Color or Designer Color Finish available on this product
Options * Sleeve variations h3
Unique fan-shapped pattern lends to both heating and air conditioning applications
Parallel Volume Damper Low Leak 3000PLL-70X30 T-Bar SD34 - Transition Box Spiralh3. 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
