Adds pipes with restricted connections to easily build parallel pipelines. Includes valves from the Valves mod.
Providing the player with new tools or adjusting the game interface, without fundamentally changing gameplay.
Augmented or new ways of transporting materials - belts, inserters, pipes!
Things related to oil and other fluids.
Don't know if it's possible, but could you add a window to the straight pipe? Really like the vanilla way how a long stretch of straight pipe is displayed.