Filter Sock – 2.75″ 225 Micron Felt ( 2 Pack )
The Waterbox filter socks are designed for maximum performance in the filtration of your aquarium.
- Superior quality aquarium filter sock
- Keep your water crystal clear
- Effective at collecting detritus in the water column
- Eco-friendly design allows for socks to be cleaned and reused
- Available in different Micron density for specific purposes