NIKRO 860684 Coating Spray System for the 862117 Robotic Duct PlatformThe NIKRO 860684 is a coating and sanitizer spray attachment built for the NIKRO 862117 robotic system. It carries three-position spray towers, three nozzle tips, a pressure gauge, and a 50-foot spray hose. It connects to your airless sprayer and requires the 862117 to run.NIKRO 860684 Coverage and Use 3-position spray towers — direct coating or sanitizer at more than one angle inside the duct in a single pass Three nozzle tips included — match the tip to the duct size and material you are treating 50-foot spray hose — reaches deep into the run from the robotic platform Pressure gauge — lets you read and hold spray pressure while the robot advances Connects to your airless sprayer — feeds coating or sanitizer from the pump you already run 860684 Coating Spray System Where It's UsedCommercial air-duct cleaning crews use the 860684 to coat and sanitize larger duct systems from the NIKRO 862117 robotic platform. It suits schools, hospitals, offices, and other buildings where technicians drive a robot through trunk lines rather than working by hand. The three spray towers and 50-foot hose let one operator treat long runs from the robot. This attachment requires the 862117 robotic system to operate. Specifications SKU 860684 Compatibility NIKRO 862117 robotic system Spray Towers 3-position Nozzle Tips Three Spray Hose 50-foot Pressure Gauge Included Sprayer Connection Airless sprayer