We supply the British Telecom approved* QUAD BOX chambers.


Quadbox is supplied in the following 3 sizes: 725x255mm x150mm deep ** (Ref Q2) 914x445mm x150mm deep ** (Ref Q4) 1308x610mmx150mm deep *** (Ref Q6) Ask our Sales Office for details and additional specification sheets. ** usually 4x150 deep segments to form chamber *** usually 6x150 deep segments to form chamber Full range of covers available to suit, both concrete infilled and Block Pavior type.

Product CodeOptionDimensions DepthWeightLoadingMaterialHeightWidthRecess DepthDiameterInner Opening DimensionsOuter Opening DimensionsLockingOver Hinge Plate DimensionsWaterwayNo. of SegmentsDesigned to BS1247Kerb ProfileCBR Puncture ResistanceElongationTensile StrengthPore SizePermeabilityRoll Size
Quadbox No2Quadbox725x255mm x 150mm deep
Quadbox No4Quadbox915x455mm x 150mm deep
Quadbox No6Quadbox1308x610mm x 150mm deep
Quadbox FurnitureClip in Furniture Kit2 wall bearers/2 cable brackets/2 pins
Quadbox Step IronsClip in Step Irons1 corner step

Quadbox and BT are registered trade marks. We can also supply other STAKKAbox and Carson products. Please contact our sales department. * Only Q2, Q4 and Q6 are BT sizes.

  • BT Approved (applies to Q2, Q4 and Q6).
  • Quick and easy to install.
  • Approved by other authorities.
  • Full range of box furniture is available especially. designed to suit.
  • A lockable SECURITY PLATE can easily be fitted to top segment.