Discuss How do I refill the boiler? - Vaillant ecoTEC pro 28 combi in the Plumbing Jobs | The Job-board area at PlumbersForums.net
Isn't the filling loop mean't to be removed after use?
meanwhile in the real worldIsn't the filling loop mean't to be removed after use?
Have a look in the cupboard underneath the boiler,there may be a fill loop fitted in the back of it or underneath it behind the kick board.
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