RO membrane elements are an aromatic polyamide composite membrane element developed by Hongtek for reverse osmosis system. Hongtek RO membranes suitable for different water quality, while saving energy, RO membrane elements can guarantee the quality of the water produced and improve the efficiency. RO elements have the characteristics of high desalination rate, large flux, long service life and economic cost, saving the cost of reverse osmosis water treatment system. International common sizes, direct replacement of RO membranes of worldwide major brands. Reverse osmosis membrane elements are widely used in brackish water filtration, seawater desalination, industrial wastewater reuse, food and beverage, power plant boiler make-up water, pure water equipment, chemical RO filtration, surface water reuse, textile printing and dyeing industry etc.