More data is needed: Select at least one product family Drainage, Sludge, Slurry Select 50Hz and/or 60Hz power supply Enter flow (Q), static head (hs), hose/pipe length (L) and diameter (∅) For slurry selections you must indicate at least solids or slurry density, and at least concentration by weight or volume. Values for d50 and viscosity cannot be 0.