... ISO9001,ISO14001, CCC certificates, can install anywhere, offer OEM heat pipe collector:size: 47mm,1500mm,/58mm,1800mm, tube quantity according the ... tank capacity,copper pipe: material purple copper,glass tube: high borosilicate 3.3 ... 25mmbracket: aluminum alloy, thickness: 3.0mm feature: 1.that collector can install anywhere, space is unlimited. on roof, or ...