mapei.co.uk" target=_blank>http://www.mapei.co.uk/ look into their adesilex p4

tonto it's imperative that you use a tanking membrane like you said under the tiles, mapei are very good adhesive makers and adesilex p-10 isideal for your job www.mapei.co.uk grout should be a seperate if you want epoxy mapei again,have you thought of getting a professional tiler that knows the job in ?? mapei will advise you as well,they are

MAPEI dagger says ,this should be fine.Here is the website for more info...VERYSPECIALPLACE

MAPEI there is plenty of info in this link! and as above try the technical support for mapei good luck

There's loads of great info on the mapei website: www.mapei.co.uk Click on the button for "Products for ceramics and stone materials," then you can find the data sheets for all their adhesives and grouts, etc. The spec