4" Ring Aquarium Filter Sock 200 Micron for Saltwater Aquariums Reptile Shipping Supplies it's easy to assemble and

it's easy to assemble and disassemble rapidly

The carbon filters for the fish tanks can be cut to fit virtually any filter

The top layer’s open fiber construction traps LARGER PARTICLES while the bottom layer's dense fiber network TRAPS FINER PARTICLES

Molded from high density plastic

neat & well-organized

4" Ring Aquarium Filter Sock 200 Micron for Saltwater Aquariums Reptile Shipping Supplies it's easy to assemble andCUSTOM MADE: Our filter socks are constructed only when our factory receives our exact specifications; YEARS OF TESTING produced the perfect blueprint. Other socks may look like ours but if you want the best you have found them. HIGH QUALITY AND REUSABLE Solid construction and HEAVY DUTY STITCHING make these socks strong and durable so they can be cleaned and reused numerous times. THESE DO NOT FIT RED SEA FILTERS REMOVES FINE PARTICLES Our 200 micron