Using this energy calculator you may determine how much energy an SunSurf solar collector will produce each day/month/year. The way you utilize this energy is up to you. You can heat water for showering and washing clothes, or central heat a building. In fact one integrated system can complete both these functions.
You can also
use these values to help you calculate how much energy you can
save by using an SunSurf solar collector.
order to calculate energy output you must input the following