Simple, Efficient and Safety

Sponge filters provide both mechanical and biological filtration.

Aerobic bacteria colonize the sponge providing a bacterial substance to facilitate the nitrogen cycle.

The sponge traps larger waste particles mechanically cleaning the water without trapping baby fish.

Two Filter Sponges Design

It quickly established a biofilter, two sponges means more surface area for bacteria and faster cycling

Material

Made of food-grade materials,absolutely safe

Fits fish tank size: 5 to 20 gallon

Simple to Install

Can be installed anywhere and can be easily hidden on the back wall of the aquarium

With two strong suction cups, you can position it higher or lower, depending upon your needs

Super Quiet

Filter operation is no noise

Great for shrimp tank, betta tank, breeding tank, planted aquarium, turtle tank, goldfish, fry, guppies, snails, crayfish, axolotls

Package Includes

1 x Powkoo Bio Sponge Filter for Aquarium

Height and Direction can be adjusted freely
The nozzle is adjustable which means you can point the flow toward the side of the tank to lessen it if you wish
The adjustable vertical tube is great to fit nearly any tank height
The arms holding the sponges are adjustable to position the sponges better away from the tank walls.
This filter is perfect for tanks housing baby fry or shrimp as they will not get sucked up and have a food source to eat off the sponge.

Easy to Use

Simply install the airline tubing and air pump into the sponge filter.

Easy to Clean

Just take out the sponges, simply rinse and squeeze them in used aquarium water.

Kind Reminder

if you do need to remove the sponges to clean them, soak gently in a container of tank water. Do not use untreated water and do not agitate it a lot or you will lose the bacteria