Latest Safety Alert: Safety Alert 2

What we do

Championing our industry and our members

The Water Jetting Association (WJA) is the trade body that represents organisations involved in all aspects of water jetting, from pressure washing to ultra-high pressure water jetting.

We work with contractors, manufacturers, equipment suppliers, training and providers, and government bodies.

  • Promoting our industry-leading code of practice
  • Providing high quality accredited training
  • Giving our members a voice across our industry
More About Us
40+ Years of Industry Leadership
Membership

Join the WJA

Join us and benefit from access to the WJA Code of Practice, plus expert technical support, free legal and business advice, industry recognition for setting trusted standards, and much more.

Member Benefits

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Reputational gain Reputational gain
Marketing advantage Marketing advantage
Audited member scheme Audited member scheme

WJA water jetting training courses 

The WJA is the largest provider of water jetting training in the UK, accredited by City & Guilds. Our courses are also delivered internationally, most notably in the oil and gas production areas of the Middle East and North Africa.

1 day

Safety Awareness

The mandatory class-based course required for all water jetting operatives before taking specialised practical modules.

1 day

Practical Water Jetting Modules

Modules that provide practical hands-on instruction and assessment for a range of water jetting techniques.

1 day

Pressure Washing

Delivering instruction on operational safety and productivity in the use of commercial pressure washing systems.

New

New courses for 2026

The WJA is launching an exciting new programme of City & Guilds accredited courses for water jetting and non-water jetting skills.

Next available course

Safety Awareness & Drain, Sewer and Gun

March 5th–6th, 2026 East Kilbride
Register Now

Code of Practice

The WJA Code of Practice represents the most detailed and advanced set of water jetting standards in the industry.

Safety is everything the WJA stands for and The Code of Practice directly informs the content and learning objectives of our training courses.

View Code of Practice
WJA Code of Practice

Industry News

Insights, updates and innovations in water jetting.

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WJA launches new courses New

WJA launches new courses to take coaching beyond water jetting

February 13th, 2026

The Water Jetting Association is ready to launch an exciting new series of courses that significantly expands its accredited coaching and examination programme.

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WJA vocational qualification Contractor

WJA’s vocational water jetting qualification boosts competence…

January 28th, 2026

A water jetting contractor is demonstrating how the Water Jetting Association’s Level 2 Water Jetting Technician Certificate can be used to grow competent and confident…

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WJA Board approves plans New

WJA Board approves exciting plan to expand training courses

January 28th, 2026

The Water Jetting Association is preparing to launch a series of new accredited courses, greatly expanding the range of coaching opportunities it offers.

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Member Testimonials

Trusted by industry leaders worldwide.

Contact Us

Have questions about training modules or membership benefits? Our team is here to provide expert support.

Headquarters

The Engine House, 2 Veridion Way, Erith, Kent, DA18 4AL

WJA team in the field