Vivid Creative NOSOK Filter Sock Replacement - 4 Inch Sponges and run several test feedings

and run several test feedings to confirm the portion size

1 50 mL bottle of PolypLab Genesis

Lumen output: 834 lumens

Large cartridge fits QuietFlow Internal Filter AT40 using two cartridges

Helps block blue light for improved coral color visibility

Vivid Creative NOSOK Filter Sock Replacement - 4 Inch Sponges and run several test feedingsVivid 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