All cartridges use genuine Reemay™ spunbound polyester media. End caps for the Pool and Spa cartridges are made from a durable polyurethane material and are available in a variety of configurations. Center cores of our cartridges are comprised of punched PVC pipe for consistent flow. All cartridges include the features listed below. Sharp pleat folds. Over 400 different models. Shrink wrapped. Thermally bonded end caps for long life and durability. Custom cartridge design is available
Please visit the Unicel online catalog to get the part numbers you need to replace your existing cartridge. If you can't find or are unsure of what you need, please feel free to give the Pool Guy a call. He is always happy to help you.