Fluval Filter Foam Block 104/105 Models (2 Pack)

Fluval Filter Foam Block 104/105 Models

provide mechanical straining of particulate waste. It prevents particulate waste from prematurely clogging other filter media in the module stack. Although the primary purpose of Fluval Foam is mechanical filtration, biological activity will eventually occur within its pore structure. These Fluval Aquarium Filter Foam Blocks also enhance biological filtration and are suitable for the Fluval 104 and Fluval 105 Aquarium Filters.

Provides mechanical filteration of large particles

Prevents premature clogging

Enhances biological filtration

2-pack; Suitable for Fluval 104/105 Filter