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Level X

Unvented Hot Water


Our one-day course is designed for candidates who wish to gain knowledge of installation, commissioning, and servicing of unvented hot water systems in accordance with current legislation.

The course covers:
  • Relevant aspects of Water Regulation, Building Regulations, British Standards, and other relevant legislation
  • Unsafe situations and emergency actions
  • Commissioning and servicing
  • Installation requirements
  • Safety controls
  • Pipework
  • Testing
The course runs from 8:30am – 4:30pm and is also available at our Crawley Campus.


This course is for those looking to renew their expiring qualification, however those looking to undertake the course for the first time should have a recognised competence in a conventional fuel, i.e. gas (CCN1), oil (101), or solid fuel or a relevant plumbing qualification such as an NVQ Level 3 or equivalent experience, as follows:

  • NVQ Level 3/BTEC or equivalent
  • Appropriate industry registration scheme: e.g. Gas Safe Register – ACS or OFTEC – 105E or equivalent
  • At least two years industry experience of installation of domestic heating and hot water systems currently un-certificated skills equivalent NVQ Level 3.
  • At least two years industry experience of design and advice services of domestic heating and hot water systems at NVQ Level 3 or equivalent


Our range of leisure and hobby courses keeps growing, with even more fun and exciting courses starting throughout 2024.

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