Delivers up to 200 cubic inches of air per minute, per cylinder (2 cylinders). Rugged design and construction assures uninterrupted air output. Perfect for large aquariums or multi-tank set-ups.

Silent, yet powerful air pumps feature noise suppression chambers, long-lasting diaphragm and a unique precision locking base. Imported from France, Rena Air pumps utilize sleek European design to trap vibrations caused by the motor. The innovative use of expansion chambers, curved casing and tight fitting base makes Rena Air the quietest air pump yet. High pressure enables them to maintain optimum flow rate. UL and CUL approved.

If you worry about how your fish will survive in the event of a power outage, the Silent Air Pump will give you peace of mind. It runs on 2 "D" batteries (not included) and plugs into a standard AC outlet; it detects a power outage immediately and begins to provide lifesaving bubbles for as long as they're needed. When the power comes back on, it shuts off to preserve battery life. It's like a life insurance policy for your fish. Includes the pump, silicone tubing and an air stone.

Tetra's quietest pump ever. The TetraTec Air Pump has improved diaphragm technology and patented Silaflex valve operation to reduce noise and ensure quiet operation. Features sleek styling with rubber feet and base to suppress residual sound, and air filter to remove airborne particles. Select the TetraTec Pump for your aquarium based on the depth of the water and the number of air devices the pump will drive, such as stones or accessories.

Top Fin air pumps are designed for many years of quiet, dependable operation in a full range of sizes to fit most aquariums. The following pumps have a rheostat flow control: 5-30 gallon, 50 gallon, and 30-80 gallon.