The Penn Plax Air-Tech Aquarium Air Pump has a powerful motor and reliability and high performance you can count on. It is acoustically designed for smooth, quiet operation. For aquariums up to 55 gallons; 2 outputs.

Features:

• Powerful motor with a quiet design casing
• Unique diaphragm
• Non-skid feet
• Rubber mount armature
• Silicon polymer flappers