Easy to use, setup and maintain. It provides biological filtration. This is usually a power head located in the fish tank and connected to the filter by tubing. However, the power head could also be located in the sump, if your aquarium system is set up with a sump to accommodate other filters and equipment. 
These housing have double O rings. It comes with a cartridge to take media such us phospate or carbon remover. 

Filter includes:

- Single unit with 12mm hose connectors
Housing spanner
- 2 x Hose clamps
- 1x Clear media cartridge

Connector size: 12 mm in diameter (
standard garden hose).

Working pressure: 2.8 - 6 bar
Working temperature: 2- 45°C
Filtration stages: 1
Safety standards compliant.

Media is not included.