Hydro-milling, also known as retro-jetting or hydro-jetting, is an efficient method of cleaning industrial piping through the  implementation of high-pressure water nozzles and jets.

Advantages of Hydro-Milling 

Reduced commissioning durations

High degree of cleanliness on non-critical and critical systems

Can be completed in a variety of conditions, including subzero climates

Removes both fine and large particles

Lower water requirements compared to conventional water flushes

Water recycling capability with minimal waste disposal requirements