–wallsmadeofcementitiousmortarandofcementitioustraditionalrenders;–plasterboardwallswhenrigidlysupported;–gypsumsubstratesaftertreatmentwithaprimer.•Layingceramictilesdiagonallyorstartingfromthetopandworkingdownwards,withoutresortingtotheuseofspacers.•Bondingtileswithhighly-ribbedordeep-setbacks.•Layingtileson...