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Ships within 48 hours · Estimated delivery Aug 13 - Aug 18
inner dimension and outer dimension sizes available * Tamper proof screws * Standard Color
1 for each end)
Half-length screwdriver operated Scoop Extractor
055 T6 extruded aluminum frame * Movable cores provide multiple fixed blade air patterns * Square collar * Countersunk mounting holes for flush appearance with color matching Phillips posi-drive screws * Soft White Options * MA O - recessed screwdriver operated opposed blade damper * Square to round No Labor Collar * 700 MA and MA T - T-Bar mount * 1320 Series - stainless steel fixed pattern diffuser * DCF (Deep Ceiling Frame) - steel frame design prevents smudging of ceiling surface area surrounding diffuser * DCF O above with opposed blade damper * MA CM - concealed mount * Tamper proof screws * Standard Color or Designer Color Finish available on this product Additional Drawings * MA DCF
850 Series Engineering/Performance Data
Parallel Volume Damper Low Leak 3000PLL-66X54 Accessories inner dimension and outer dimensionh3. 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
