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Water Jetting Association (WJA)

The Water Jetting Association is the longest established and most influential body in its specialist area. It represents manufacturers, contractors and other organisations that have an interest in high-pressure water jetting.

The Water Jetting Association (WJA) is led by an elected President, Vice President and a Ruling Council who are appointed by association members ad the Annual General Meeting.

The association has developed two Codes of Practice, which are ISBN-designed and set an important industry standard for water Jetting. The codes are:

  • Blue Code is for high-pressure and ultra-high-pressure water jetting
  • Red Code is for us of water jetting in drains and sewers.

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