H. Design round bottom channel
More laminar flow in comparison with typical rectangular shape bottom of the channel - faster transfer of fluids to the outlet. User needs less amount of water to keep thechannel clean - ecology & efficiency.
They are used to collect water from the surface of the floor and drain it into the sewage system. Drainages of this type are used in food (breweries, dairies, abattoirs) and chemical industries.
Slot channels are a simple and inexpensive surface drainage system, used in places where high hydraulic capacity of the channel is not required.