- To carry the water further so that it will enter the wheel at a higher point, so that it will be falling as far as possible while it is in the wheel
- To deposit the water at a better angle so that its momentum is not acting against the motion of the wheel
- To add side cheeks to stop the water splashing out of the wheel
View from the launder showing the brackets
and the side cheeks
and the side cheeks
Another view showing one bracket and side cheek