Aquarium Filter Tips and Tricks! Start Saving Money Now! Leave a Comment In this video I show you how to optimize your aquarium filter to increase biological and mechanical filtration. By using an intake sponge and more biological … source FacebookTwitterGoogle+Pinterest Leave a Reply Cancel replyYour email address will not be published. Required fields are marked *Comment Name * Email * Website Save my name, email, and website in this browser for the next time I comment.