Thanks for your help.
I wired in parallel as you suggested.
I have laid a CPC (earth) wire back to a point with an earth for some ceiling lights on the same circuit.
All now works fine and I saved squillions.... :D
Hi
I wanted to replace a single light-bulb in a large 2 compartment loft with 2 fluorescent tubes (2 x 58W).
I purchased 1mm*2 grey wiring (max 18W) from a local DIY store which indicated it was correct for lighting circuits.
I then laid separate wiring from where the existing light...