Please note that we are very busy in our manufacturing dept. Lead times for products made to order are in the region of 15 working days. Off the shelf products are unaffected.


Please note we are currently unable to dispatch to Northern Ireland due to high carriage costs.Please note that we no longer accept Paypal payments.

Grille & Plenum Boxes

Ventilation Ducting  |  Grille & Plenum Boxes



Square Top Entry Grille BoxesSquare Top Entry Grille Boxes

A range of square-shaped top entry grille boxes in common sizes. Available in various depths and with various spigot sizes.
Rectangular & Bespoke Grille Boxes Rectangular & Bespoke Grille Boxes

Please use this product if you want to define the dimensions of a rectangular or bespoke grille or plenum box to your exact requirements. Includes the option to select acoustic insulation.
Plenum Boxes for Swirl DiffusersPlenum Boxes for Swirl Diffusers

Plenum boxes designed for use with swirl diffusers.



Plastic Grille BoxesPlastic Grille Boxes

Range of square-shaped plastic grille boxes in various sizes and with various spigot sizes. Plastic grille boxes are all 125mm deep.

Manufactured from black recycled thermoplastic. Lighter than steel. Impact resistant. Non corrosive.
Grille Box & Plenum Suspension LugsGrille Box & Plenum Suspension Lugs
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