Aladdin 17507SVP-8 Replacement Filter Cartridge for a Hayward CX800RE Filter media made from 100% Spun bond Polyester for clarity, clean ability and long life Strong PVC 160 PSI core High impact end caps with antifungal biocide added Stretch and break resistant pleat bands Made in the USA This is a Aladdin replacement part Part Number 17507SVP-8 This is an aftermarket of generic part