The region needs to practice integrated water resource management, of which water reuse is a critical element. Membrane prices have decreased significantly over the last 10 years while the membrane lifetime in likely to increase, standardizing this technology and making the process more cost-efficient. Compact systems, which vary in the range of 1,500 cubic meter/day to 5,000 cubic meter/day, are expected to be in high demand, especially in countries like Saudi Arabia, Oman and Qatar, where the governments are promoting recovery and reuse of wastewater in the industrial sector.