【Large Filter ,Work Perfectly With Bio-bag Filters】: Our Large Filter Cartridges are for IQ20, IQ30,IQ45 and IQ60 Power Filters and 20i & 40i Internals, or PF20, PF30, PF40, PF60 Power Filters. Ideal for 10-30/20-40/30-60 gallon fish tanks or aquariums.

【5 in 1 Filtration System,Clear Water Made Simple】: ① -sided mesh catches debris and fish . ②40% activated carbon for lasting, complete filtration ③ aquarium filter media Zeo-lite, work to keep PH of the water.④ filter media - Ceramics,works to absorb heavy metals from water and improve the taste of water.

【Increase In Quantity Not Price】:40% activated carbon + 2 filtration media zeolite and ceramic - for , complete filtration. of this is designed for our wet who live in water. Let them live in a cleaner, fresher space.

【Easy To Use And To Go】:Our large fish filter cartridges are already assembly.Once rinsed, it can be placed in filter for quick filtration. We recommend that you change the large filter within 2-4 weeks for results.

【 Friendly Customer Service】: As an seller, we will take responsibility for your purchase. If you have any questions about our large aquarium filter cartridges, please contact . We will help you solve the problem as soon as possible.