You can install the tanks downhill, but not in the same way you would if they were on the same level. If you link tanks that are on ...

All the Waterwall tank models have a number of brass threaded outlets, which are moulded into the tank as it is made. To use one of the tap outlets, drill ...

It is important that the base for your tank is not only solid, but reasonably level for a number of reasons. Firstly, if you have your tank on ...