Tetratec APS 50 aquarium air pump

TetraTec APS Aquarium Air pumps are extremely quiet yet powerful, the APS 50 is suitable for aquaria up to 60 litres and will deliver 50 litres per hour of air.  The airflow of the TetraTec APS Aquarium Air Pumps can be easily regulated via the air tap, which is included. The APS Air pump will power undergravel filters, airstones/ornaments or increasing oxygen levels in the tank.