Service Description With RAK Facility Services as your plumbing maintenance partner, potential issues are identified and addressed early on – ensuring that restrooms, kitchens, utility spaces, and multiple other areas where plumbing systems are running are kept operable, clean, and safe at all times. Water fountains, Water coolers, Water heaters, Faucets, Sump pumps, Faucets, Drains, Pipes, Sewers, Sinks, Water heaters, Toilets.