Product form Hagen UPC/EAN: 015561105323 Fluval Evo 13.5 Foam Filter Block No reviews $5.35 Fluval Foam Filter replacment for Evo 13.5 Aquariums from Hagen as well as Spec 16 Gallon freshwater aquariums. Keep your aquarium water clean with these filters. Free pickup in our shop(s) Free pickup in our shop(s) SKU: AQ-HFZE13F In Stock Quantity Add to cart ✓ This item is eligible for free shipping Email to a Friend