Waterway Renegade Vinyl Liner Skimmer Square Collar, White | 519-9510Waterway 519 9510 Renegade Square Skimmer Collar (White) The Waterway 519 9510 is a replacement square skimmer collar used on select Waterway Renegade in ground skimmers. The collar sits at the top of the skimmer body to create a clean finished opening and provide proper seating for the skimmer lid cover. Key Features Replacement square collar for Waterway Renegade skimmer tops Helps restore proper lid fit and a finished deck pool opening White color