Rob Morley wrote:
An all-around curtain is very light and could flex without leaking as
long as it stayed inside a deep shower tray. Then you just have to
support the plumbing. ISTR seeing somewhere a "telescopic" curtain, a
cylinder of fabric supported on hoops that hung on a pulley system.

I was interested to note this solution to the problem of having a
funny-shaped room and nowhere for the plumbing to go:

http://www.rightmove.co.uk/property-...-46853367.html
picture 8

Theo