Cadar can design under-drain systems for any size or shape of vessel in plastics, stainless Steel, Hastelloy and other metals.

under drainage systems
under drainage systems 1

From Simple collection systems to systems giving total control over back-wash, regen and air-scour rates.


  • Municipal rapid gravity sand filters.
  • Activated carbon vessels.
  • Large ion exchange columns.
  • Swimming pool filters.


  • Easily constructed to suit any filter plan.
  • Variable header/lateral diameters to suit specified water and air flow.
  • Ease of packaging to allow delivery in “kit” form to anywhere in the world.
under drainage systems 2
under drainage systems 3

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