12 Plenum Box for [12 Linear Slot Diffuser

Diffuser face with screw fixing to the plenum box Spigot suitable for circular ducts to EN 1506 or EN 13180 Sound power level of the air-regenerated noise

PLENUM BOXES Standard Plenum box details are shown in the Plenum Box section with inlet sizing data This provides the recommended minimum to

linear slot grill Recommended opening size are; with plenum box - Neck add 12-15mm without plenum box - Neck add 8-12mm Dimensional tolerances is about rev Dec 03 All

linear slot Linear type diffusers and grilles have been developed to satisfy architectural and engineering applications that require a continuous length appearance,