Bacti-Twist Biological-Mechanical Filter Media
A black, spiral-shaped plastic media designed for filtration in aquatic systems. Loose fill media fits into ANY-shape container or filter: upflow, downflow, trickling, pressurized, rotational, etc.
LARGE surface area for beneficial bacteria growth: approximately 95 sq ft of surface area per cubic ft.
VERY easy to clean .. simply rinse off.
Will last for Years!
Each cubic foot of media is packaged in a black nylon mesh bag.