(3 Pack) Fluval Filter Foam Blocks, 104/105, 2 Blocks each

(3 Pack) Fluval Filter Foam Blocks, 104/105, 2 Blocks each - total 6 blocks Mechanical filter media captures large particles and debris Custom fit to prevent debris bypass Ideal pore size allows efficient water flow and longer media lifespan Enhances the biological filtration process Includes two Bio-Foam inserts designed for use in Fluval 104, 105, 106 and 107 Performance Canister Filters in freshwater and saltwater aquariums

• Stock up with the (3 Pack) Fluval Filter Foam Blocks for 104/105 canisters—6 total blocks (2 per pack) for superior mechanical filtration! Each dense, porous sponge traps large debris, fish waste, and particles to keep water crystal-clear and protect downstream carbon/BioMax stages. Custom-cut for perfect fit in Fluval 104/105/106/107 models; rinse monthly for reuse, replace every 3-6 months.