On 16/04/18 20:10, F wrote:
I've some downlighters set into a plasterboard ceiling and the wire
springs which hold them in place have damaged the plasterboard.

How do I repair the holes? Are there any inserts available that would
slide in?


Bonding plaster will build up damaged plasterboard and you can sand it
to shape once set.

--
The biggest threat to humanity comes from socialism, which has utterly
diverted our attention away from what really matters to our existential
survival, to indulging in navel gazing and faux moral investigations
into what the world ought to be, whilst we fail utterly to deal with
what it actually is.