SERA Filter Wool Mechanical Filter Media, 8.8 oz

Economical filter medium for fresh and salt water aquariums. sera filter wool is suitable for internal and external filters and can be washed out several times.SERA Filter Wool Mechanical Filter Media, 8.8 oz.Economical filter medium for fresh and salt water aquariums. sera filter wool is suitable for internal and external filters and can be washed out several times. It is very stable and retains particles for a long period without clogging. Product code: 3387Item No. FM-SR-FW8.8