Reef Crest 200 Micron Filter Sock (7 Inch) Korallen-Zucht Dose 1ml per 25 gallons

Dose 1ml per 25 gallons / 100 L every other day for standard use

36 inch length

Highly porous media surface for microbial colonization

Stronger than many competing two-part products

Life Bio Fil helps accelerate biological maturation by introducing filtration media that already contains carefully selected bacterial strains

Reef Crest 200 Micron Filter Sock (7 Inch) Korallen-Zucht Dose 1ml per 25 gallonsReef Crest 200 Micron Filter Sock (7 Inch) The Reef Crest 200 Micron Filter Sock (7 Inch) is a washable felt filter sock for everyday mechanical filtration in aquarium sump systems that use 7 inch ring socks. Larger 200 Micron Sock for Routine Debris Removal This 7 inch 200 micron sock is a strong everyday choice for catching larger suspended particles while maintaining good flow through the sump. The larger diameter provides more filtering surface