H004 | Wet Appliance Installer Course

H004 | Wet Appliance Installer Course

Duration: 2 days

The H004 is suitable for plumbing and heating installers who have already successfully completed the H003 course (time limited). The course is important for the safe and effective installation of solid fuel wet appliances. The course discusses advancements in technology, including integration with other types of wet heating. Successful completion of the H004 course allows HETAS registrants to extend their scope of registration with HETAS on the competent persons registration scheme.

Pre Requisites

  • Compulsory: HETAS H003 Dry Appliance Installer Course


  • Compulsory: HETAS H009 Dry Appliance Service and Maintenance Course


  • evidence of Gas Safe Registration: CCN1 and CEN1;
  • or, evidence of OFTEC 101 or 102;
  • or, evidence of formal qualifications: City & Guilds 6129/6035 and 6089, or QCF 6189;
  • or, evidence of equivalent work experience on wet heating systems
  • or N/SVQ Level 2/3 in plumbing or equivalent earlier certification that provides evidence of competence


Please contact training centres directly for an up-to-date price list. All contact details for the training centres can be found here.

Upcoming Courses

To view upcoming H004 courses click here.

For more information on the course or entry levels to the H004 course, email here.

Your training centre will provide you with a list of documentation that you need to have with you when you arrive  for your course. Not bringing the appropriate paperwork with you can jeopardise your attendance on the course and delay your future registration with HETAS.