Ras Abu Fontas (RAF) A2 Seawater Desalination Plant – Ras Abu Fontas – Doha Ras Abu Fontas (RAF) A2 Seawater Desalination Plant is located at Ras Abu Fontas, about 10km south of Doha. The plant was constructed by a consortium of Mitsubishi Corporation and Toyo Thai Corporation Public Company (TTCL) under a turnkey contract. (LINK). Ras Abu Fontas (RAF) A2 Seawater Desalination Plant – Ras Abu Fontas – DohaHIWI042018-12-07T22:18:51+01:00