Sefar Filter Sock Size:7inch the Hydra 32 & 64

the Hydra 32 & 64 HD bring more power and color where you want it

Each AI Blade LED Strip includes roughly one light cluster group per foot of fixture length

ReefMat-ready sump layout

Acrylic-safe plastic blades with both flat and serrated edges

Sefar Filter Sock Size:7inch the Hydra 32 & 64Features: Filter socks are the best form of mechanical filtration. High quality, durable and not easily damaged. Removes excess detritus, organic wastes, and other particulates to lower ammonia levels and other undesirable substances. Used as mechanical filtration for any sumps and diy filters. This is essential part for wet dry filter systems, sumps, and diy filters.