Vivid Creative NOSOK Filter Sock Replacement - 4 Inch Sponges 1 50 mL bottle of

1 50 mL bottle of PolypLab Genesis

Large cartridge fits QuietFlow Internal Filter AT40 using two cartridges

Lumen output: 834 lumens

UPC: 042055324403

Vivid Creative NOSOK Filter Sock Replacement - 4 Inch Sponges 1 50 mL bottle ofVivid Creative NOSOK Filter Sock Replacement 4 Inch Leave Traditional Socks Behind with the NOSOK 4 Inch The Vivid Creative NOSOK Filter Sock Replacement 4 Inch replaces a compatible 4 inch aquarium filter sock with a reusable and customizable mechanical filtration system. The NOSOK400 can use its heavy duty nylon screen or inexpensive filter floss to provide filter sock like performance without repeatedly washing dirty fabric socks. Screen or Floss