WEMCO® Prerotation Basin

The WEMCO® Prerotation is an automatic wet well cleaning and flow matching system.  It is designed to use the WEMCO® pump and Prerotation basin together to remove floating and settled solids from the wet well during every pumping cycle, without supervision, maintenance, or complex controls.

Key features/benefits

  • Self-cleaning wet well
  • Flow matching
  • Eliminates vacuum truck clean-out
  • Reduces odour, gas, and corrosion
  • Floatable and settled solids removal
  • Simple installation
  • Dry/wet pit immersible
  • Precast basins
  • Extended shafting


  • Removal of floating/sunken solids
  • Mining/carbon transfer
  • Oily water
  • Food and beverage
  • Sludge/waste water
  • Unscreened sewage


  • Food and beverage processing
  • Materials handling (Industrial)
  • Water and waste water