Rectangle Grille Boxes Side Entry -
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Manufactured from 0.7mm galvanised
Height of the plenum box is determind by the spigot size plus 50mm.
Grille boxes can come with a variety of turned out edge sizes and can be internally insulated in black 6mm open cell foam. If required hanging brackets can be installed on each grille box. These grille boxes are fabricated using rivets and resistance welding, all grille boxes come fully sealed and all welds are coated ensuring the welds don't rust in the future.
The "dimension A" size is shown in the product name of each grille box. Pick the other dimensions and options from the drop down boxes:
Dimension B
Spigot Size
Insulated or Uninsulated
Hanging Brackets
Flange Size