Marina Polywool

Polywool Whether youre a beginner fish hobbyist or have kept an aquarium for many years now, youll find Marina products to be user-friendly and affordable, supporting the life and habitat of your fish for years to come. Designed to effectively trap fine particles, Marinas polywool filter media keeps your aquariums water clear and prevents filters from clogging. Suitable for fresh or salt water aquariums, this non-toxic is also ideal for use in clip-on, canister and corner filters.