ALEGI 4pcs Upgrade Large Aquarium Sponge Filter with Air Stone, 40-80 Gal

About this item

• Dual Filtration System: Sponge filter provides both mechanical and biological filtration for maintaining clean and healthy aquarium water
• Easy Setup and Maintenance: Simply install an airline into the unit and turn on the air pump, rinse and squeeze sponge in tank water for quick cleaning
• Complete Air System with Safety Features: Using an air hose, connect one end to your air pump and the other end to this filter, equipped with a check valve on air hose to prevent water backflow and air pump damage due to power outage for cleaning and oxygenating your fish tanks
• Recommended Tank Capacity: Each sponge filter is suitable for 40-80 gallon aquariums
• Comprehensive Package Contents: Includes 4 pieces of sponge filter, 4 non-return check valves, 4 control valves, 4 suction cups, 25 feet air tubing, and ceramic filter media