4pcs Sponge Filter Replacement, Replacement Sponges for Sponge Filter

Air powered sponge filter, super quiet, provides both mechanical and biological filtration, increase oxygen, aeration, filtration 3 in 1, suitable for freshwater and saltwater【Fits fish tank size: 20 to 45 gallon】
High density porous 60ppi fine sponge, protect baby fish from being sucked into the filter system, 2pcs 10-layer sponge, provides more surface area for growth of beneficial tiny creatures, and traps floating debris and fine particles, keep your fish tank crystal clear and clean, closer to the natural water quality.
Easy to setup, no air stone needed, simply connect the airline tube to the air pump and connect it to air inlet in the lift tube, bubble away, both filtration and aeration in one solution, keeps water well oxygenated
Easy to clean: simply take out the sponge, rinse and squeeze it in tank water, recommend to clean the sponges weekly and regularly
Comes with 2 suction cups to stick to glass, can be installed anywhere, it can also be used as a pre filter or secondary filter, what you get: 1 x Powkoo aquarium sponge filter, 1 x Powkoo retail package bag

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