Yah it makes a diff if u want to do any hacking or change any tiles, if not it shouldn't be a prob, im doing my Reno for resale ,similar doing 2toilets n ( overlay floor bt hack wall) hack kitchen wall n floor bt only do up floor tiles , carpentry for kitchen cab n mbr wardrobe, rewiring n painting n piping, + grilles for whole Hse n window glass for living only n iron gate etc abt 23k + haven gt the final quote yet cos we add on painting later on , my Reno would be done end oct n early nov