Thanks bud, that's all I needed to know. Your answer was straight forward and that's what I wanted. Fiberglass seems to pricey to do with a big footprint. But I guess it is what it is.naten;4480984; said:No way. Even with a schluter membrane on the cement board it won't work. You could make a watertight tank then tile it. Tiled shower surrounds and tubs are not meant to hold water for long periods of time.