Recent content by Moggy B

Many thanks for your contributions thus far and for any more to come. I fully appreciate the importance of not doing a bodge job, even in the interests of 'green' wishes. Safety first, always!

What if I dropped the load for the instant water heater to 5.7kW? Would that allow me to use a 6mm cable and alter things significantly enough for me to avoid having to fit the switching device?

The planned changes are to improve the effeciency and reduce the carbon footprint of an old, back boiler, open fired heating system in my cottage by installing a wood burning stove and the water heater which will supply only the tap in the bathroom and the tap at the kitchen sink thereby...

Forgive me for asking but can you suggest a suitable switching device which would accomplish what you advise?

Many thanks for your interest. Your questions answered: Existing shower is 9.6kW; existing MCB is 40A; the heater will be in an airing cupboard taking the place of a copper storage tank; the JB would be in the attic, close to the existing isolator pull switch for the shower. Thanks again.

I have an electric shower on a 10mm cable direct from the board with its own MCB and it has worked perfectly since installation. I would now like to fit a 9.6kW instant water heater to supply one tap in the bathroom and one in the kitchen. It would be difficult to run another 10mm cable back to...