Hot water unvented is there internet exams?

Question:

Answers:
i take it your wondering how to get your unvented ticket as you need to show competence to fit these types of hot water cylinder , i have not heard or seen the courses done online most of the manufacturers run course 1 to 2 days some are free depending how many cylinders you fit

your question is unclear. Are you trying to find proper venting info for a hotwater tank?

Could you explain that question we have no idea what you mean.

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