Climate trade and power have turn out to be the fashion of universal discussions in current years. It’s far genuine that using conventional fossil fuels has a negative effect on our planet, consequently, inside the totality of renewable electricity moves. However, in the modern-day kingdom, the sector can't but absolutely depend upon renewable power for its wishes. Alternatively, the use of maximum opportunities for renewable strength might have a positive impact on climate exchange. Many styles of renewable energy, wind strength, tidal energy, solar power, and so on. They can be exploited. The most common renewable power is sun energy, it can be used for special functions (power era thru photovoltaic / thermal systems, water heating for domestic functions, and so on.). Governments round the arena encourage the use of solar water heating for domestic use, for its simple use, low renovation requirements and the performance of solar heating systems. The objective of this work is to observe a solar water heating gadget in a residential constructing, expand a numerical model primarily based at the photo approach to are expecting the thermal behavior of the solar device and compare the outcomes with the actual facts amassed by means of the system sun. An energy meter referred to as SunEye.