red devil Wrote: ------------------------------------------------------- > Personally, if you have the space, I'd future > proof yourself and install a 'Megaflo' cylinder, > which is used in conjunction with a bolier. The > boiler heats up the water and it's stored in the > cyclinder and released at a balanced pressure, > i.e. no drop in pressure if a tap is run while the > shower is on etc. The pressure is usually high > enough for rain showers. No need for a cold water > tank... > https://www.worcester-bosch.co.uk/products/cylinde > rs We have a megaflo, and it works perfectly.