Is this course right for me?

To install Unvented Hot water Systems in England and Wales, contractors must demonstrate competence in order to either:

  • Gain registration with a body approved by the Department of Communities and Local Government to enable self certification of work that must be notified to Building Control
  • Notify all your work in line with the requirements of Approved Document G of the Building Regulations to the Building Control office/local council.

Fee: £195

Entry requirements:

To be able to carry out work on an Unvented Hot Water System, installers need to be able to demonstrate their competence by holding a current certificate of competence.

The Unvented Hot Water Systems certificate of competence, which complies with G3 of the Building Regulations, Approved Document G is recognised by Competent Person Schemes for both Plumbing and Heating Installation.


  • classroom sessions


  • Practical assessement 
  • Theory test


You could choose one of the many different courses available at Grŵp Llandrillo Menai.