The Flo Control 2" Slip/Spigot Expansion Coupling is a plumbing repair or connection component for pool, spa, bath, and equipment service where correct sizing and connection style are essential. It may be used to adapt, extend, seal, connect, or repair plumbing lines depending on the listed fitting type and application. Manufacturer part number 117-20 should be matched carefully against the label, parts diagram, or prior invoice for the equipment being serviced. This type of part is commonly selected when an existing fitting has cracked, worn, become difficult to seal, or needs to be replaced during equipment maintenance.Before ordering, compare pipe size, thread style, slip or spigot configuration, tubing dimensions, union style, gasket requirements, and available clearance. Even small sizing differences can affect fit. Choosing the correct fitting helps simplify installation, maintain water flow, and support a more dependable repair in circulation, suction, return, or equipment plumbing systems. Designed for compatible Flo Control applications or systems where the listed part details match the existing component Use part number 117-20 to verify compatibility against equipment labels, exploded diagrams, or service records Helps complete plumbing repairs, replacements, extensions, or equipment connections Confirm size, thread type, slip or spigot style, and connection orientation before installation Useful for service work on circulation, suction, return, drain, or equipment plumbing