hi , i have took off wallpaper and find that i think it old lime plaster, it not render/bonding or hardwall so im thinking lime down stair is not painted but upstairis is, she wants to keep the skirting so it got to be a thin coat plaster ( multi finish is not good with lime i have hear so im thinking limelite but will it work on the lime painted wall thanks for any help as finding it hard to find what to do but i cant be the only person to come up again this chees tony