4-Pack Fluval-Compatible Replacement Foam Filters - Works with 304 / 305/ 306 / 404 / 405 / 406 Aquarium Canister Filter Models - Equivalent to Bio-Foam A237 - Made in the USA By Impresa Products

Fluval - Compatible Our foam filter pack is designed for perfect compatibility with Fluval external canister filters models 304 / 305 / 306 (300 liter / 70 gallon) and 404 / 405 / 406 (400 liter / 100 gallon). Highly Effective Our foam offers top-notch mechanical and biological filtration, capturing small particles that are not picked up in the first filtration stage. The network of pores and large surface area ensure a healthy tank, letting your fish and plants thrive! Made In The USA Our filters are made to exact specifications from the highest quality filtration foam and are Proudly Made In The USA. Compatible with fresh and saltwater marine aquariums. Value Pack Our 4-pack of filter foams ensure that you are never without a replacement when you need one. No need to pay top dollar for replacement filters - our filter are ideal for your device. Please note: This is a generic product manufactured and distributed by Impresa Products. This is not a Fluval OEM product and Impresa Products has no affiliation with or endorsement from Fluval. Our product is not covered under any Fluval manufacturer's warranty. The Fluval brand names and logos are the registered trademarks of their owners. Any use of the Fluval brand names, models or any other related designations are made solely for purposes of describing and illustrating compatibility.