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Ships within 48 hours · Estimated delivery Aug 9 - Aug 14
accepts 6"-16" collar (collar by others)
Holds up to 1" filter
855 Series Engineering/Performance Data
Designed for protection of ceiling openings in fire rated floor/ceiling assemblies with fire resistance ratings of 3 hours or less
Holds up to 1" filter (not included)
Adjustable Curved Blade Diffuser CB20-18X8 Accessories accepts 6"-16" collar (collar byStandard Features * Adjustable curved blade . 055 T6 extruded aluminum surface mount supply diffuser * Four air patterns: CB10 one way, CB20 two way, CB30 three way, CB40 four way * Countersunk mounting holes for flush appearance with color matching Phillips posi drive screws * Soft White Options * CB40 O recessed screwdriver operated opposed blade damper * Square to round No Labor Collar (square sizes only) * 700 CB and CB T T Bar mount * SCB steel
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