... ,from the high-temperature environment super-conduction tubes,leads the heat to the water tank,and produces hot water,2)Easy ... ,through the cold and hot water convection,changes the solar energy into heat energy to store in the water tank:a)adopts the ... :thermal effiency is goos in the whole year,solar water heat system Specification;1) inner manifold:stainless steel SUS304 2b,2 ...