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Penn-Plax Air-Tech Aquarium Air Pump – Single Outlet – Blue – up to 20 Gallons

Penn-Plax presents the impressively quiet line of Air-Tech Aquarium Air Pumps. The AT2K2 model quietly aerates and oxygenates fish tanks up to 20 gallons in size. It comes equipped with a single outlet that accepts standard 3/16� airline tubing. It... more

Penn Plax Air-tech Aquarium Air Pump – Single Outlet – Fish Tanks Up To 30 Gallons | 2.25 H x 4 W x 3.25 D in | Wayfair AT2K3

The AT2K3 Air-Tech model quietly aerates and oxygenates fish tanks up to 30 gallons in size. It comes equipped with a single outlet that accepts standard 3/16” airline tubing. It also provides constant air flow, and is safe for both freshwater and... more

Penn Plax Aquarium Filter Wood (best for furniture style stands) in Black/Brown | 0.2 H x 6 W x 5.3 D in | Wayfair ONF4

Cascade presents the Powered Aquarium Nano Sponge Filter by PENN-PLAX. This sponge filter is specifically designed for aquariums that house fry, shrimp, and small fish. The two-ribbed sponges trap floating debris without sucking up smaller or weaker... more

Penn Plax Aquarium Pump in Black | 0.6 H x 5 W x 2.2 D in | Wayfair SAB10

Silent Air B10 Aquarium Air Pump is an essential addition to any aquarium owner's toolkit. This air pump ensures a continuous supply of oxygen to your fish tank, which is crucial in cases of emergency power outages or when you need to transport fish. |... more

Battery Back-Up Pump, .4 LB

The Penn Plax battery powered aquarium air pump is a must have. This air pump provides a constant supply of oxygen to your fish tank in case of an emergency power outage or for transporting fish. more

Penn-Plax Cascade Powered Aquarium Nano Sponge Filter – Black

Cascade presents the Powered Aquarium Nano Sponge Filter by Penn-Plax. This sponge filter is specifically designed for aquariums that house fry shrimp and small fish. The two ribbed sponges trap floating debris without sucking up smaller or weaker fish... more

Aqua-Mist Airstone - 7/16 in. - 1 pk - Add Bubbles and Vital Oxygentation to Your Aquarium or Fish Tank

The Aqua-Mist Air Stone is a 7/16 inch green colored aerator for your tank. When added to your aquarium it produces a steady flow of bubbles providing a better supply of oxygen to your fish. It attaches easily to any air pump with standard 3/16’’... more

Penn-Plax Aqua-Mist Air Stone - 1 3/16 Green Sphere - For Aquarium Tanks

Elevate the oxygen levels in your aquarium with the Penn-Plax Aqua-Mist Air Stone. Designed in a convenient 1 3/16 spherical shape this air stone is perfect for adding essential aeration to your fish tank. Whether you re a novice or an experienced... more

Penn-Plax Deluxe Silicone Airline Tubing for Aquariums – 200 Feet

As aquarists and fish-keeping hobbyists know it’s always good to have extra airline tubing on hand. Our Deluxe 3/16� Airline Tubing offers a great solution for various aquarium airline needs such as connecting an air pump to an air stone an... more

Penn-Plax CIF1FI Cascade Internal Bio Sponge Filter

Penn-Plax Cascade Internal Bio Sponge Filter - - Our products are always innovative such as original bird toys and accessories Undergravel filters award winning air pumps valves and Quick Nets. We make hugely popular aquariums and accessories with wide... more

Penn-Plax CPF310 Cascade Power Filter Replacement Bio-Sponge

Our products are always innovative such as original bird toys and accessories Undergravel filters award winning air pumps valves and Quick Nets. We make hugely popular aquariums and accessories with wide variation across the dog cat bird small animal... more

Penn Plax AS2 Aqua Mist Air Stone Add-A-Stone - 2 x 10 in.

The Penn Plax Aquarium Air Stone provides the necessary oxygenation to your fish tank with a steady stream of bubbles. Attach this air stone to any standard 3/16 airline tubing (sold separately) and it’s ready to use. For larger tanks multiple air... more

Penn Plax AS6T Twin Pack 7/16 Aqua-Mist Air Stone Cylinders

Each Aqua-Mist Air Stone is a 7/16 inch green colored aerator for your tank. When added to your aquarium it produces a steady flow of bubbles providing a better supply of oxygen to your fish. It attaches easily to any air pump with standard 3/16’’... more

Penn Plax Round Aqua Mist Airstone

Use Penn-Plax Aqua-Mist Round Air Stones to create dazzling underwater scenes in your aquarium. These convenient bubblers increase surface motion accelerate oxygen replenishment and support healthier water and fish. Helps aerate your aquarium... more

Penn Plax Deluxe Silicone Airline Tubing For Aquariums – 200 Feet in Green | Wayfair STD200

As aquarists and fish-keeping hobbyists know, it’s always good to have extra airline tubing on hand. Our Deluxe 3/16” Airline Tubing offers a great solution for various aquarium airline needs, such as connecting an air pump to an air stone, an... more

Penn Plax Aquarium Accessory Acrylic (shatterproof w/ great clarity) | 0.24 H x 500 W x 0.24 D in | Wayfair ST500

As aquarists and fish-keeping hobbyists know, it’s always good to have extra airline tubing on hand. Our Standard 3/16” Airline Tubing offers a great solution for various aquarium airline needs, such as connecting an air pump to an air stone, an... more

Penn Plax Aquarium Accessory, Crystal in Green | 3.75 H x 1.5 W x 1.5 D in | Wayfair BTK10

Cascade presents the 9-Piece Betta Starter Kit. This kit offers a great value for new fish owners, or for aquarists looking to get most of the tools needed for Betta keeping. This kit comes standard with 9 pieces, including a Nano Air Pump and Mini... more