The three-year contract is divided into two main parts. The first element, worth SR 29 million ($7.7 million), covers the redesign and installation of the existing air operator venting system at the plant. The second centres on the rehabilitation of the condenser tubes in the desalination units.

The Jeddah-4 facility, which came on stream in 1981, produces 500 MW of power and 190,000 cubic metres a day of water through multi-stage flash (MSF) technology.