Poly-Flo™ Bulk Filter Material, 1" Black (Dense) AquaDyne One box treats up to

One box treats up to 220 gallons of water when treating freshwater aquarium fish

double-sealed motor

EPA registered

Specially formulated for water below 60°F

Reduces biological oxygen demand and improves dissolved oxygen levels

Poly-Flo™ Bulk Filter Material, 1" Black (Dense) AquaDyne One box treats up toManufactured from high quality fiber, Poly Flo filter material provides consistent performance every time. Whether you have a large or unusually shaped filter mat or just want to save money, bulk material is a great choice. Filter material is available by the foot or in larger rolls. 90' or larger rolls are shipped by truck freight, which is highly dependent upon destination address. Contact us for a more accurate quote. Truck freight also requires