Maintenance technician for water filters and desalination devices - installation and maintenance Periodic For restaurants, cafes, villas, and homes. All types of devices. Best devices: Vietnamese, Taiwanese, Saudi. All types of coolers are available. Jumbo filters for the entire house tanks are available. Washing machine filters. We specialize in everything related to home water desalination devices. Installation of new water desalination devices. Periodic maintenance and filter changes at reasonable prices. Solving problems of weak water flow, change in taste, or leakage. Service available all week.