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air slot
The Slot Diffuser is an attractive alternative to the ceiling or high sidewall supply diffuser that has been designed for efficient air distribution air slot 12 Linear Slot Diffuser - 1 Slot - Single Slot - White Decorative Air Vent - Modern AC Vent Cover for Ceiling, Walls & Floors

air slotLinear slot diffuser made of extruded aluminium for large air volumes with adjustable deflectors, exterior insulated pressure reduction box with side

air slot The adjustable slot diffuser type SLB is suitable for the supply and exhaust of cooled and heated air, designed for installation in slat ceilings