Grille box info

Includes a 20mm flange. These grille boxes are suitable for single deflection, double deflection, eggcrate extract grilles, and louvres.

Scroll down for choices. Manufactured to order from 0.7mm galvanised steel.
See drop-down menu for sizes and corresponding prices. Choose spigot size from second drop down. Spigot size must be smaller or equivalent to box size.

Sizes listed are all square shaped boxes. See the Rectangular & Bespoke Grille Boxes section for rectangular grille boxes.

Note all grille boxes are open at the bottom.

Please allow 1-4 working days for delivery on all grille boxes.