The Armstrong Fluid Technology 516860-019 Sg-33 Suction Guide is a device that removes air and debris from chilled water flows. It works by forcing the water down a channel that has been especially made to keep debris and air out of the water stream. Following their separation, these components are gathered in a reservoir that is simple to empty for upkeep. Air handling units, centrifugal chillers, and other HVAC equipment commonly use this product. The Armstrong Fluid Technology 516860-019 Sg-33 Suction Guide serves to increase system efficiency, lower maintenance costs, and prolong the equipment's by removing air and debris from the system.