Water point and drain outlet.. Only for waste water, no food residues, grease etc. At MalmöMässan all installations come from the ceiling. There must be space in the stand for a submersible pump which will be placed in a tub with ca size 350x550mm and height 300mm. Connection, working hours and extra material will be charged separate. Thickness of drain hose 25mm ø internal dimension / 34mm ø external dimension. Comes with a quick-release coupling.