I think Trevor uses a guy for all of his imports, throw him a PM to find out details sure.
My guess is around £40-50 should cover it but remember that's a guess.
yeah but its messy as fook lol even i payed someone to do mine,
also make sure you take the front inside wheel arch cover off and do inside the sill, you would not believe how much crap and moisture accumulates there. You need to do a thick coating inside there.