久久久欧美日韩免费观看|国产又粗又硬又长又爽|无码不卡视频在线观看|欧美色一区二区三区四区|久草新视频在线观看12|亚洲国产精品人人做人人爱

Commonpraise pressure water storage tank uses Denmark advanced welding, enameling and panting technologies, which help us to solve those difficult problems such as easy corrosion and scale formation and also make our tank characteristic with fast heat exchange, high heating efficiency, impact resistance and sharply changing temperature resistance. The tank has a built-in magnesium rod, a highly efficient infrared electric heater and a copper or stainless steel (for buyer’s option) heat exchanger. The material for heat preservation is internationally advanced and environmental formed 141B additive, which has better heating preservation effect and environmental-protection. At present, Commonpraise has an internationally advanced production line, which is specialized in welding, painting, enameling, and general assembly respectively. Our product has many different models ranging from 80 liters to 500 liters of water storage tanks