... ,1500mm ;58mm/1800mm, tube quantity as your requirement.Copper pipe: material purple copper,Glass tube: high borosilicate 3.3, thickness: 2 ... each parts, each system have manual instruction.4.Use copper pipe for transfer hot, more high efficient, and water more ... absorber coating, Dia: 58mm, Length: 1800mm.Copper Heat PipeTU1, Silver Soldering; Condenser of the pipe: diameter: 14mm; length: 70mm; wall ...