
Swirl Diffuser Plenum Box 600
£72.00
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Pickup available at Ducting Supplies
Usually ready in 2 hours
Constructed from 0.7mm galvanised mild steel, these plenum boxes are designed specifically for NK-SWA-600 swirl diffusers.
They feature a side entry layout and offer an optional 12mm acoustic foam lining for enhanced sound control. Pricing varies according to spigot size—please refer to the dropdown menu below. Click the image to view detailed dimensions.