Combi Unit CU

Combi Unit CU is a complete mechanical pre treatment system for waste water treatment. An alternative to concrete tanks.


– Modern construction from robust stainless high quality materials.
– Module design enables change of screen equipment in the system. Coarse or fine screens. Spiral or drum screens.
– Alternative screenings treatment. Wash Press, Screw Press, Ram Press.
– Alternative grit trap designs. Aerated, non aerated, vortex, with or without grease trap.
– Hydraulically sized acc to international norms.
– Enclosed, safe & hygienic with easy to open access doors.


A typical Combi Unit CU can consist of:

• Screenings separaration with Cross Screen XS or Spiral Screen SS.
• Screenings treatment with Wash Press TP
• Sand separation in rectangular grit trap or circular vortex grit trap.
• Aerated or non aerated grit trap.
• Sand treatment with bottom conveyor and discharge/dewatering conveyor.
• Grease separation with skimmer, scumbeach, collection hopper. Blower and grease pump.