100 Square Foot Predator, Clean and Clear. Note: This product has no center core and orange end caps. Replacement for: Pentair Pool Prod R173215 (Note: Product has orange end caps.); Pentair Pool Prod R173215 (Note: Product has orange end caps.); Pentair Pool Prod - American Products Replacements 59054200 (Note: Product has orange end caps.); Pentair Pool Prod - Pac Fab Replacements 59054200 (Note: Product has orange end caps.)