Vivid Creative NOSOK Filter Sock Replacement - 4 Inch Sponges Contains borate for added pH

Contains borate for added pH stability

Lumen output: 834 lumens

1 50 mL bottle of PolypLab Genesis

Probe cable: 10 ft high-suppression cable with BNC connector

Large cartridge fits QuietFlow Internal Filter AT40 using two cartridges

Vivid Creative NOSOK Filter Sock Replacement - 4 Inch Sponges Contains borate for added pHVivid 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