A series of vacuum tubes containing a heat pipe, absorbs solar energy and transfer cold water into hot water. By adopting the natural features of cold and hot water, with cold water moving....
Sunnyboyâ „ ¢ Pemanas Air Tenaga Matahari Teknologi Tabung Vacuum memiliki Tingkat Penyerapan Energi Matahari sangat optimal, karena Teknologi Tabung Vacuum dapat menyerap Tenaga Matahari dari sudut....