Waterway Square Collar [Ingr Vinyl Liner Skmr Long] (519-9490) littlegiant A spa or pool filter

A spa or pool filter cartridge helps the circulation system remove suspended debris so water can stay cleaner during routine use

This replacement with gasket and screws is especially useful when the original plug set is missing

Smaller center cores help support cartridge alignment and internal stability in lower-capacity filter models

alignment-friendly connection

Helps engage application-specific socket or retaining points more securely

Waterway Square Collar [Ingr Vinyl Liner Skmr Long] (519-9490) littlegiant A spa or pool filterWaterway Square Collar [Ingr Vinyl Liner Skmr Long] is a genuine style replacement component from Waterway Plastics designed to support skimmer performance, basket fit, and reliable debris collection. For pool and spa equipment repairs, small parts like this can make a meaningful difference in how well the system seals, fits, and operates after service. It is a practical replacement choice when an original skimmer component is worn, missing, cracked,