The PowerSpout is one of the greatest little water turbines in the rewnewable energy sector because of its high power output and low purchase and maintainance cost.
One of these little units can power a modern house on the right site.
The beauty of these is you can connect them in series to make large amounts of power if you have a good flow in your stream.
They are ruggedly made to last a long time and weather resistant.
Years of research and development have gone into these water turbines to bring you cost effective power to your house.