Grille Box (Top Entry Spigot) £19.02 – £34.87 (Excl. VAT)
Circular Metal Extract Air Valve £7.35 – £19.11 (Excl. VAT)

Plastic Grille Box | Diffuser Box – Multi Spigot

£8.27 – £17.47 (Excl. VAT)

Our plastic grille boxes can also be used as diffuser boxes (you would need to cut the 20mm flange off). See the table below for the sizes that are suitable to use with ceiling tile replacement grilles and ventilation diffusers.

Product Code: GBP-150-M Categories: ,

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Plastic Grille Box | Diffuser Box

Our plastic grille box is manufactured using recycled high impact resistant black plastic.

  • Easier and lighter to work with than steel grille boxes.
  • Multi spigot gives three different sizes.
  • Spigots are easy to cut to size.
  • 20mm Flange
  • Use the 460 x 460mm boxes with a ceiling tile replacement 4 way ceiling diffuser.
  • Use the 550 x 550mm boxes with a ceiling tile replacement egg crate grille.
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Additional information

Plastic-grille-box-neck-size

150mm, 200mm, 225mm, 250mm, 300mm, 460mm, 550mm
Spigot-combinations

150-125-100mm, 200-150-100mm, 250-200-150mm, 250-150-100mm, 300-200-125mm, 315-250-150mm
Ventilation Grilles & Outlets