It should really be done by an electrican.
This is the sort of thing.
https://www.screwfix.com/p/british-...it/1460x#product_additional_details_container
It's 312 mm wide. Would that fit in there.
You would need this as well
https://www.screwfix.com/p/british-general-32a-30ma-sp-type-b-mini-rcbo/1959x
This is the sort of thing.
https://www.screwfix.com/p/british-...it/1460x#product_additional_details_container
It's 312 mm wide. Would that fit in there.
You would need this as well
https://www.screwfix.com/p/british-general-32a-30ma-sp-type-b-mini-rcbo/1959x