water

about saving power then consider this. Your Hot water cylinder when turned on only operates at one speed. That is flat out. Whenever the thermostat trips then it only knows flat out.

By simply choosing the time to use energy you can use less!
Hot water taps are faster to heat in the warmest part of the day..
Also it helps save Fuel on your car to fill up in the early morning,

instead of buying a heater for our pet rodent, we have designed and built a water heater powered by gravity (and it works although still in the making!) you put boiling water into a container which ge

New Zealand has got so many streams, which may be used to generate power. Remember the old water wheel used to mill grain or maize?

We have newly moved house into what could be called, hmmm, a frozen old villa?