Retarded Plumber Ltd has just seen to it that a large rad emptied it's
guts onto the brand new and freshly emulsioned ceiling below.
It's done a proper job with (large) hairline cracks where the
plasterboard butts together. Permanent disfigurement to the critical
After it's dried out I'm tempted to give it three or four coats of high
opacity emulsion in the hope that it'll hide the damage. However my
builder's been wittering that I should fire an oil-based paint over it
first. Is this necessary and am I correct in assuming he means just over
Or should I make him skim it again?