This PurgeX is operated with compressed air between 40 to 120 PSI.Each feed has an integral coaxial spray nozzle that is flexible yet rigid enough to allow for precise positioning. Lubricant and air mix at the spray nozzle tip to atomize the fluid. No additional air supply or separate air regulator is required, making this a highly efficient spray method. The liquid delivery per cycle is adjustable between 0 to .012 cubic inches. It is available with up to 6 feeds.