Split Pressurized solar thermal system 1.SOLAR KEYMARK,SRCC,CE 2.Antifreezing -40 degree 3.OEM provide Split Pressurized solar thermal system1,Size:58/1800,47/ ... with work station,make a full system completely autumatic, you can uae hot water anytime, high efficient,and no- ... Length: 1600mmTube PlugSilicone Rubber and Stainless Steel ModelSupply hot water(L)Dia& Length of tube(mm)Qty. of tubes ...