Filter sock is 9x4 inches, filter socks are used for aquariums to catch particles missed by a filtration system. They help keep your water clean and clear. Easy to clean! Felt filters are difficult to clean and won't last as...

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Product Review

Filter sock is 9x4 inches, filter socks are used for aquariums to catch particles missed by a filtration system. They help keep your water clean and clear. Easy to clean! Felt filters are difficult to clean and won't last as long as Nylon.

  • Nylon mesh is the aquarium experts choice! Less clogging & easier to clean than felt!
  • 200 micron mesh filters well while avoiding clogging and constant cleaning
  • 2 Filters Per Order
  • Strong 4 inch plastic rim with a total length of 9 inches
  • Also great for holding additives such as activated carbon

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