The 12 ft. custom spray system was designed to treat very large areas quickly and accurately. The system consists of an air-operated pump that draws the SIL-ACT® Silane Solution directly from a tote, drum, or pail. 12′ spray bar, two 50 ft. hoses 3/8 and 1/2 inch, a spray gun to apply fluids to curbs or vertical surfaces. The spray bar and spray gun attach to the pump with quick disconnects for fast assembly. To extend the life of your equipment it is recommended that the pump, hoses, spray bar, and spray gun be flushed with SIL-ACT® Equipment Cleaner, after each use.