Universal Replacement Canister Filter Pad for SUNSUN HW-304B/404B/704B/3000/CF500

Description of the product: Compatible with SUNSUN Canister Filters for HW-304B/404B/704B/3000/CF500 Polar Aurora 525gph. Function of the filter media: It effectively removes discoloration, odor, and dissolved fish excrement from the water. Contents of the package: 4 Sponge Biofilter Pads (1x Coarse, 2x Medium, 1x Fine) that captures visible debris particles without restricting water flow. They can be rinsed and reused. Easy installation: Requires no complicated tools, the Sunsun filter pad can be easily placed into the cartridge filter, saving time and improving efficiency. Time and money-saving: These are non-original aftermarket parts that meet OEM standards. They also extend the life of other filter media. Note: Due to vacuum packaging, the dental floss may appear thinner, but this does not affect the filtration effect. For sponge pads, you can soak them in water for 5-10 minutes to restore their original size.

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