Getting the industry together
all under one roof

The Water Jetting Association (WJA) is a trade association representing contractors, manufacturers, hirers and other organisations that have a professional and commercial interest in all aspects of high-pressure water jetting.

WJA support the highest possible safety and technical standards for all forms of water jetting, including ultra-high-pressure water jetting, high pressure water jetting, pressure washing, and drain and sewer cleaning.