What prerequisite knowledge is needed?

The training/assessment course is targeted at candidates with the following background:

• Candidates with a number of years' experience in plumbing, heating or electrical engineering
• Candidates who hold a formal qualification at NVQ Level 3 in plumbing, heating or electrical engineering
• Candidates who are currently undertaking a course in plumbing, heating or electrical engineering, which will lead to a formal qualification such as NVQ Level 3 in plumbing, heating or electrical engineering