... Porcelain enamel solar water tank High pressureCE, RoHS, ISO certificatedEuropen standardSpecificationsSolar water tank 1.enamel inner tank 2.split type 3. ... easy to installSolar water storage:Features: 1) Capacity: 100, 150, 200, 250, 300L2) Water tank ... 480, 480, 610, 610, 610mm4) Thickness of inner tank: 1.8~2.5mm5) Thickness of insulating layer: 40, 40, 45, ...