One of the most common reasons why people want to give up solar energy investment are: high price, complicated subsidy process and uncertain profits from obtaining this kind of energy. Are those arguments right – check it by yourself, following collectors installation process „step by step”.

Basically, there are two collector types (in terms of their structure): flat collector and tube collector. There are some differences between them, according to their sizes, efficiency, installation and their already mentioned structure. Below we present a shortcut which helps to understand their specification better.