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Index | Manhole Covers and Frames | COMPOSITE Material Range - Solid & Recessed

A range of COMPOSITE BLOCKER covers & frames. SUPERIOR BLOCKERS.

These units are manufactured from very light, very strong, maintenance-free composite material. We call it our SUPERIOR BLOCK PAVIOR range.


  • Easy and Light to handle and lift.
  • Maintenance free, always.
  • Inert. Bacteria will not breed on composite units. Ideal for hospitals, schools, etc.
  • Will not rust, ever.
  • Colour will not fade.
  • Keyholes have cover caps.
  • A range of Solid Top units are also available.

'Blocker' is a trade name of Durey Castings Limited.


REFOptionDimensionsDepthWeightLoadingMaterial 
SUPERIOR BLOCKER 1300x300mmB125  
SUPERIOR BLOCKER 2450x450mmB125  
SUPERIOR BLOCKER 3600x450mmB125  
SUPERIOR BLOCKER 4600x600mmB125  





For details on loadings, click here