Hi, just done a job similar to this and charged £70, I roughed out with bonding, fixed angle beads and skimmed over. Much easier to dot and dab, however if coving is present that can create problems. Total cost for DIY: Boards 2; £10, PVA £10, Drywall £5, Beads £3, Scrim Tape £4, Boardfinish Â...