Thanks @MitchellMc for your info.I think we might wait for the shower, start of June isn't too far away and I'll likely still be planning then. We wer ...

Thanks @redracer01 and @MitchellMc Had more chats with mum, new plan is to go for a tiled base as you have both suggested. Will get the waterproofing ...

Thanks Red.Yes that may be an option also.Aiming for whatever is easiest to clean for my mother, I was thinking a base would be easier but perhaps not ...

Thanks Mitchell.Yes, doing a bathroom reno for my mother, haven't got past the planning yet.Thanks for your info, does that mean the sides of the show ...

Basically, the question is if a shower is advertised as 920mm x 880mm and says it can work with shower bases, how do I find/match a base in that size? ...