AQUANEAT 16pcs Replacement Canister Filter Pads Compatible to SUNSUN HW-303B-703B Aquarium Filter Media Generic Sponges Floss

Features: Fit for SUNSUN HW-303B/703B, Polar Aurora 370gph, Aquatop CF400 Canister filters. 4x sponge bio filter pads (1xCoarse, 2xMedium, 1xFine): trap most visible debris particles without restricting water flow. (Reusable after rinsed) 12 pcs of white floss pads: Filter out fine particles providing crystal clear water. Provides both mechanical and biological filtration INCLUDES: 1xcoarse (Blue) 2x medium (Green) 1xfine (Black) 12xfloss filter pads (White) Tips for Usage and Maintenance: Maintenance of Sponges: The sponge will need to be rinsed every time it becomes dirty, about once every 1 to 4 weeks. After 6 to 12 months’ usage, the micro holes of sponge is gradually clogged by the tiny debris. So it is also recommended to replace the sponge once 6 to 12 months or when the sponge gets worn out.