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Drainage 2 - Reed Beds

Reed Beds

Nature’s way of helping the environment.

What is a reed bed?

A reed bed is a natural filtration process used in conjunction with a BioDisc or AirFlow Treatment Plant to further enhance the quality of effluent migrating into surrounding watercourse.
A reed bed is only required when local water authorities request a better quality of effluent than that discharged from the standard unit.


  • Tertiary treatment for new applications with tight discharge consents.
  • Satisfies new building regulations.
  • Improved effluent quality for existing works.
  • Very low maintenance.
  • Aesthetically pleasing and environmentally friendly.
  • Easy to install.
  • Takes advantage of the heightened 'environmental awareness' in the U.K.
  • Significantly improves discharge from a treatment plant.
  • Additional running costs only when a pump is required.


  • Pre-fabricated to take out the guess work
  • Modular system comprising of individual beds:
      6 Population = 2 beds
      12 Population = 4 beds
  • One piece GRP moulding installed flush to the ground.
  • Reeds and GRP beds supplied. Washed pea gravel, 'growing' media by others (not included).
  • Provides rooting zone depth of 600mm
    (required by Phragmites Australis).
  • Modules designed with a hydraulic gradient across the length of the units.
  • Adjustable outlet weir allows water level control.
Reed Beds HRB006 HRB012
Length 2500mm 2500mm
Width 800mm 800mm
Depth 800mm 800mm
No. Required 2 4
Outlet Size 110mm 110mm