... widely used in Greece, Turkey, Israel, Australia, Japan, Austria and China. In a "compact" Solar water heating system the storage tank ... CE & CCC Capacity: 150L to 700L Place of Origin: Zhejiang, China Brand Name: SUNWE SOLAR & OEM Use: Bathroom Guarantee: 5 years ... composed of inner and outer glass pipe, inspiratory layer, vacuum space, inspriatory membrane. The surface of inner and outer glass tube ...