This. Maybe whoever installed it meant to double up on the cores, giving 5mm², but didn't bother/someone made modifications somewhere along the line.
OP, the cable runs directly into the MCB? Where's the neutral? :?
The way you plan to put it together is fine (as long as the JBs are accessible), but the idea of having 2 immersion heaters on a ring? What's their rating (usually 16a), and what else is on the ring?
Hull? :lol:
We've got an Indian takeaway 10 seconds from the front door, about 5 pizza shops within 5 minutes walk, 5 or 6 pubs and a Tesco express.
Oh, and it has to be curry on chips. ;)
Short answer: No.
Long answer: Noo. What do you want doing? How many points/room? Standard plastic, or expensive chrome? Any furniture to move about? Do you need a cooker feed? Network? TV points? Downlights? Outside lights?
Edit: Beaten to it. :evil:
There is no knocking noise over bumps. There is sometimes a squeaking (like the noise a seal makes) under acceleration/deceleration. The knocking is only noticeable on hard cornering (roundabouts, and inparticular one corner which is almost like a tight left U-bend), as far as I can tell the...