Fluval Bio-Foam for 206/306, 207/307 Canister Filter, 2-Pack

Designed specifically for the Fluval 206/207-306/307 performance canister filters, Bio-Foam captures large particles and debris for effective mechanical filtration.. Compatibility. 206/306 Canister Filter. 207/307 Canister Filter. Features. Mechanical filter media. Custom fit to prevent debris bypass. Ideal pore size allows efficient water flow and longer media lifespan. Enhances the biological filtration process. Convenient 2-pack format. 2 x foam filter blocks included