Waterlogged Siding
Here you can see the behaviour of a Siding when waterlogged. The water will not flow to the direction blocked by the Siding.
Comparison (1.2.0)
A comparison of the blocks available in different versions of the mod, as well as vanilla. From top to bottom: Version 1.2, Version 1.1, Version 1.0, Vanilla
Comparison
Here you can see a comparison of different block shapes available with the mod (top) compared to without (bottom).