D400 Heavy Duty Double Triangular Ductile Carriageway Cover & Frame BSEN 124. Our DU35 Range.


Popular Double Triangular pattern BSEN 124 Class D400. Covers loosely coupled for safe lifting. Can be badged SW, FW, CATV, etc, or owners mark such as Thames Water, Cable & Wireless, TfL, etc. Available in this range: DU35; DU35/6; DU35A; DU35CA; DU35C; DU35DA; DU35D; DU35E; DU35E/6; DU35F; DU35F/6; DU35G; DU35G/6; DU35H; DU35H/6. For pressuretight specify 35CAPLATE, or for just sealed against rainwater or foul smells specify 35CAGRP

Product CodeOptionDimensions DepthWeightLoadingMaterialHeightWidthRecess DepthDiameterInner Opening DimensionsOuter Opening DimensionsLockingOver Hinge Plate DimensionsWaterwayNo. of SegmentsDesigned to BS1247Kerb ProfileCBR Puncture ResistanceElongationTensile StrengthPore SizePermeabilityRoll Size
DU35DU35 & DU35/6450x450mm100mm or 150mm50.00Iron

To Specify: {size} Double Triangular manhole cover & frame BSEN 124 Class D400, {locking if required}. Reference DU35 {letter to denote size}. Available from Durey Castings Ltd, Hawley Road, Dartford, Kent, DA1 1PU. Tel 01322 272424 Fax 01322 288073.

  • Full 40 Tonne Loadings.
  • Some patterns available in E600 (60tonne) loadings, please ask.
  • Can be fitted with locking screws.
  • Can be badged, eg FW, SW, Thames Water, CATV, etc.
  • Can be fitted with Galvanised steel pressure/sealing plate or GRP sealing plate, please specify.
  • Security Plates available, build-in or retrofit types.
  • Can be supplied in HINGED designs, please ask our sales dept.