Powkoo Aquarium Fish Tank Bio Balls Filter Media Bio Filter Ball For Canister Filters And Hob (M)

Key Features: These bio-filter balls have lots of surface area for growth of beneficial tiny creatures the multiple channels provide a lot of water flow that allows nutrients to reach. The sponge interiors more surface area and also better at catching smaller particulates working perfect getting your fish tank water super clean and clear. Lightweight are textured and support the growth of a large number of beneficial tiny organisms. This bio balls are great for canister filters and pond filter They can used in saltwater or fresh water Specifications: Diameter of bio ball: 26mm (1inch) Package Included: 100 x Powkoo Bio-Balls for Aquarium Filter 1 x Powkoo Black Mesh Bag1 x Powkoo Retail Package Bag