glass vacuum tube solar collector 1.ISO9001,ISO14001,CCC and CE 2.make delivery within 7 working days 3.DIY installation glass vacuum tube solar collectorFeatures:1.Reliable,efficient,Twin-Glass Vacuum tube2.Easy plug-in installation and Features: 3.An economical solution4.Could be either vertically or horizontally positioned5.Especially suit large commercial or industrial applications, such as ...
