Trevi Cornelius Pools CTRC00216S 21' Round Century Above Ground Pool with 54" Coral Wall and 7" Top Ledges. Our pool brings unique style and beauty to your yard with design-inspired walls. Sepia colored co-ordinated posts and top ledges add a graceful touch. This new Cornelius pool look complements any backyard, looks beautiful year after year and adds value to your lifestyle. Our painted galvanized steel 7" ledges and 6" uprights with krystal kote sealant provides years of lasting beauty and quality. Unique interlocking resin caps, resin foot collars/connectors combo, painted galvanized steel top and bottom tracks with galvanized steel top connectors complete the look and adds strength for a pool that will last for summers to come.