Deckline 125 Galvanised Steel Shallow Invert Drainage System

An off-the-shelf shallow invert channel drainage system which is perfect for use in applications where excavation depth is limited or structural slabs are used.

Deckline 125 galvanised steel channel features a V-bottomed channel profile to enhance efficiency in surface water applications which have a low flow rate. It is available with a choice of lockable gratings as standard and is classified to BS EN 1433.


  • Manufactured from hot-dipped galvanised steel to BS EN ISO 1461:2009
  • Meets the requirements of BS EN 1433
  • Available in 0.5m, 1m, 2m and 3m lengths
  • Ideal for use where excavation depth is limited or structural slabs are used


  • Designed for optimum efficiency in low-flow rate applications
  • Available with a choice of grating design – perforated, slotted or black or white composite
  • All gratings come with locks as standard

Recommended Applications

  • A wide range of commercial and industrial developments
  • A wide range of warehousing and logistics facilities
  • Car parks
  • Airport terminals and railway stations
  • Pedestrian areas

Not Recommended Applications

  • Swimming pools
  • Chemically aggressive applications (see Modular 125)

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