Correct installation of solar thermal collector systems is related to many factors. They are solar resource, climate, building code requirements, safety problems and so on, so it would be the best qualified contractor to install a solar heating system.
After the installation is complete, the right to maintain the smooth operation of the system. Passive systems do not require too much maintenance. For active systems, discuss the maintenance requirements and consult your system vendor for more detail information, ask them for the manual. Conventional components such as water pipes and heating of traditional systems require the same maintenance. Glazing may be required under dry weather conditions, rain does not provide natural flushing and cleaning.
Regularly every 3-5 years to maintain a simple solar water heater, it is the best for solar contractor. Electrical components of the system typically requires the replacement parts or two 10 years later.