The TrafFix #WaterWall product family is one of the best on the market with its diverse range of applications and setups:
Water-Wall: a longitudinal channelizing device providing positive separation
Water-Wall fence: provides an additional layer of protection when necessary
Water-Cable Barrier: a positive protection barrier MASH eligible at TL-1 and TL-2 levels
Some of the reasons why the Water-Wall is arguably the best adaptable safety device in its class: https://bit.ly/43wTg3Z