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 Biotec 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.


Alpha_Environmental_contact_us to discuss your options


Reed Bed Brochure

Contact Us


03 544 4365 or 0508 425 742
16 Gladstone Road
Richmond, Nelson 7020

P.O.Box 3581,
Richmond, Nelson. 7050