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Running a 25mm 3 core SWA submain to a new CU. So I terminate the the SWA in a box adjacent to the CU and route the L & N to the main switch in the CU. However the earth bar in the CU only takes up to a max of 16mm cable. Can I fit an earth terminal block outside the CU and then take a...

Have a refurb job at the moment and will end up with an outside meter box and two remote CUs about 5m away, which will be back to back on the same wall with one feeding the main house and the second supplying a new annex. Supply is TNC-S So my plan is to fit a 100A isolator in the meter box...

looked at a job yesterday and the customer wants three recessed downlights in a downstairs room. Looked at the floor above and this is only 6 inches thick in total - so when you take the thickness of the floorboards and plasterboard into account, this leaves a void of about four inches in which...

I'm looking at a domestic rewire where the ground floor is suspended on normal floor joists with approx 9 inches below the bottom of the joists and the earth or builders rubble. My question is regarding the running of cables below the floor. Obviously running cables across the joists I can...