3PCS Black Sponge Cover Aquarium Pre-Filter Compatible With Filters Vat 250-600 CF600-1200 Fish Tan

Keep your water clean and clear with the replacement sponge for use in the Cascade 600 Model CIF3 Internal Filter.Filter sponge optimizes the colonization of beneficial aerobic which prevents the water from becoming cloudy and harming fish.Perfectly cut to fit into the Cascade 600 Internal Filter tray without any gaps which could allow pollutants to re-enter the water.Cascade 600 Internal Filter Sponge keeps the water in your aquarium clean and clear.This Cascade filter removes ammonia and nitrites from the water keeping your fish tank healthy; clean; and odor free.This sponge also optimizes the colonization of Beneficial aerobic which prevents cloudy water and excess CO2 which can harm.Made specifically to fit the Cascade 600 Internal Filter; this replacement sponge fits securely without gaps that lead to vulnerablees in filtration strength.An exact fit keeps debris and contaminants from through Your filtration system and back into water.Made of a durable -fiber; this sponge filter is made to last for several months under normal conditions.When used together; the Cascade 600 Internal Filter Model CIF3 and Cascade 600 filter cartridges provide maximum protection.Against water pollutants from harming your fish.Colour: BlackMaterial: biochemical cottonsize: Length: 8cmDiameter: 4.5cmInner diameter: 2.2cmPackage Contents:3 *Fish Tank Filter SpongeOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.