Type

what are the basic factors to be considered while installing a passive type solar water heater? How does one calculate the size of panels and storage tank required? How does one calculate the long term economic returns when installing such a…

I want to put a solar panel(s) on my roof. What components do I need besides the solar panels? solar power controller? wires? How do I hook it into my home’s electrical system and about how much electricity could I generate and…