Penn Plax Internal Filter 5.75 H x 2.0 W x 2.5 D, Crystal in Black/Blue | 2.5" L x 2.0" W x 5.75" H | Wayfair CIF1

Penn Plax Aquarium Accessory 11.0 H x 3.75 W x 2.0 D in black/blue, Crystal in Blue/Black | 2.0" L x 3.75" W x 11.0" H | Wayfair CIF21

This filter quietly delivers crystal clear water throughout the aquarium. Its unique design allows it to unobtrusively utilize unused corner space. Furthermore, it cycles water at 120 gallons per hour (gph) for fish tanks up to 20 gallons in size. It’s... ... more

Penn Plax Aquarium Internal Filter 9.5 H x 2.5 W x 2.75 D, Crystal in Black/Blue | 2.75" L x 2.5" W x 9.5" H | Wayfair CIF2

In addition to delivering crystal clear water throughout the aquarium, the Cascade 400 cycles water at 110 Gallons per Hour (GPH) for tanks up to 20 Gallons in size. It’s great for Freshwater and Saltwater aquariums, along with a variety of Terrarium... ... more

Penn Plax SpongeBob 7-Piece Mini Aquarium Ornament Set 2.0 H x 1.0 W x 1.0 D in Black;blue;yellow | 1.0" L x 1.0" W x 2.0" H | Wayfair SBRK2NH

Turn your fish tank into your very own Bikini Bottom with this 7 Piece Mini Aquarium Ornament Set, which includes SpongeBob, Patrick, Sandy, Squidward, Gary, Mr. Krabs, and Plankton. Made of Safe and Durable Resin: All included pieces are inspected... ... more

Penn Plax 150 Power Hang-On Aquarium Filter 6.75 H x 7.25 W x 4.75 D, Crystal in Black/Blue | 4.75" L x 7.25" W x 6.75" H | Wayfair CPF3

The 150 quietly delivers crystal clear water, and pushes water at 150 Gallons per Hour (GPH) for tanks up to 35 Gallons in size. It’s great for Freshwater and Saltwater aquariums. Accommodating: The adjustable flow knob allows for increased or... ... more

Penn Plax Cascade 200 Power Hang-On Aquarium Filter 6.75 H x 7.25 W x 4.75 D, Crystal in Black/Blue | 4.75" L x 7.25" W x 6.75" H | Wayfair CPF4

The Cascade 200 quietly delivers crystal clear water, and pushes water at 185 Gallons per Hour (GPH) for tanks up to 55 Gallons in size. It’s great for Freshwater and Saltwater Aquariums. Accommodating: The adjustable flow knob allows for increased or... ... more

Penn Plax Cascade 600 Fully Submersible Internal Aquarium Filter 11.5 H x 3.0 W x 4.0 D in black/blue, in Blue/Black | Wayfair CIF3

In addition to delivering crystal-clear water throughout the aquarium. This filter cycles water at 175 Gallons per Hour (GPH) for tanks up to 50 gallons in size. It’s great for freshwater and saltwater aquariums, along with a variety of terrarium... ... more

Penn Plax Novelty Aquarium Decoration 2.0 H x 13.0 W x 4.5 D in brown (best for furniture style stands) in Beige | 4.5" L x 13.0" W x 2.0" H | Wayfair

Deco-Wrecks presents the Large Gray Submarine Coral Scape Aquarium Decoration by PENN-PLAX. Add some ominous charm and vivid color to your fish tank with the Large Gray Submarine Coral Scape! This fully detailed aquarium decoration makes for a great... ... more

Penn Plax Spongebob Aquarium Accessory 2.0 H x 1.0 W x 1.0 D in orange/pink/red/yellow in Green;yellow;pink | 1.0" L x 1.0" W x 2.0" H | Wayfair

This money-saving Aquarium Ornament Set features officially licensed SpongeBob SquarePants decorations. This set includes SpongeBob, Patrick, Sandy, Squidward, Mr. Krabs, and Plankton. Get all 6 resins for 1 amazing price! Made of Safe and Durable... ... more

Penn Plax Aquarium Accessory 4.5 H x 13.5 W x 2.0 D in blue/green in Blue;brown | 2.0" L x 13.5" W x 4.5" H | Wayfair RR933

Add some ominous charm and wonder to your fish tank with the sunken battleship! This fully detailed aquarium decoration makes for a great centerpiece or accent, and is perfect for anything nautical-themed! most extra small fish can swim through and... ... more

Penn Plax 1200 Canister Filter 20.5 H x 11.5 W x 11.0 D in black/, Crystal in Blue | 11.0" L x 11.5" W x 20.5" H | Wayfair CCF4UL

Without effort, the 1200 Canister Filter quietly delivers crystal clear water throughout the tank. This filter cycles water at 315 Gallons per Hour, and is recommended for aquariums up to 150 gallons. It’s compatible for both freshwater and saltwater... ... more

Penn Plax Cascade Canistar Hang-on Canister Aquarium Filter 11.15 H x 7.65 W x 6.0 D in black/blue | 6.0" L x 7.65" W x 11.15" H | Wayfair CCFH3

Cascade presents the Canistar Hang-On Canister Filter. This filter provides the power and efficiency of a canister filter, with a sleek and convenient hang-on-the-back design. It can either stand alone or be hung behind an aquarium, is great for... ... more

Penn Plax 20 Power Hang-On Aquarium Filter 4.5 H x 3.75 W x 3.0 D, Crystal in Black/Silver/Blue | 3.0" L x 3.75" W x 4.5" H | Wayfair CPF6

The 20 quietly delivers crystal clear water and pushes water at 20 Gallons per Hour (GPH) for tanks up to 7 Gallons in size. It’s great for Freshwater and Saltwater Aquariums. Accommodating: The adjustable flow knob allows for increased or decreased... ... more

Penn Plax Cascade 1500 Aquarium Canister Filter – 350 Gallons Per Hour (gph) 20.5 H x 11.5 W x 12.0 D in black/blue, | Wayfair CCF5UL

Without effort, the Cascade 1500 Canister Filter quietly delivers crystal clear water throughout the tank. This filter cycles water at 350 Gallons per Hour, and is recommended for aquariums up to 200 gallons. It’s compatible for both freshwater and... ... more

Penn Plax Cascade 1000 Aquarium Canister Filter – 265 Gallons Per Hour 17.0 H x 11.5 W x 10.0 D in black/blue, | Wayfair CCF3UL

Without effort, the Cascade 1000 Canister Filter quietly delivers crystal-clear water throughout the tank. This filter cycles water at 265 Gallons per Hour and is recommended for aquariums up to 100 gallons. It’s compatible with both freshwater and... ... more

Penn Plax Aquarium Filter 1.3 H x 8.8 W x 2.5 D in white in Clear | 1.3" H x 8.8" W x 2.5" D | Wayfair GV24

Aquarium Gravel Vac is perfect for your aquarium maintenance needs. It's designed for the removal of grungy waste, dirt layers, and debris from the gravel bed at the bottom of your aquarium. Size: 1.3" H x 8.8" W x 2.5" D | Penn Plax Aquarium Filter... ... more

Penn Plax Aquarium Filter 1.3 H x 8.8 W x 2.5 D in white in Clear | 1.3" H x 8.8" W x 2.5" D | Wayfair GV24

Aquarium Gravel Vac is perfect for your aquarium maintenance needs. It's designed for the removal of grungy waste, dirt layers, and debris from the gravel bed at the bottom of your aquarium. Size: 1.3" H x 8.8" W x 2.5" D | Penn Plax Aquarium Filter... ... more

Tucker Murphy Pet™ Efran Aquarium Filter 2.0 H x 8.0 W x 5.5 D, Ceramic in White | 5.5" L x 8.0" W x 2.0" H | Wayfair

Many people prefer ceramic rings over other biological media is due to its cylindrical and hollow shape which allow water flow through and less likely to get clogged. The free media bags are reusable and zipper-design. Package includes: 1 bags of... ... more

Penn Plax Clear-Free Premium Under Gravel Aquarium Filter for 20 & 29 Gallon Tanks 17.0 H x 28.0 W x 11.1 D | 11.1" L x 28.0" W x 17.0" H | Wayfair

Those who’ve been around the aquatic block for a while know that Under Gravel Filters (UGFs) are a testament of time. This Filter is air driven and utilizes an Air Pump (not included) to cycle crystal clear water throughout your aquarium, while keeping... ... more

Penn Plax Cascade Air Charger II Aquarium Accessory 2.0 H x 3.0 W x 5.0 D in Acrylic (shatterproof w/ great clarity) | Wayfair SAXLB2

While this dual air pump utilizes a USB cord for continuous power for normal use, it also features an internal battery that instantly kicks in if power is lost. This keeps your tank’s water safely oxygenated in the event of a power outage in your home!... ... more

Penn Plax Aquarium Decoration 1.6 H x 10.0 W x 4.5 D in black/blue in Black;tan | 4.5" L x 10.0" W x 1.6" H | Wayfair RR926

This medium-sized aquarium decoration is perfect for your fish tank. Measuring at 5 x 2 x 4 inches, this decor relieves boredom of your fish by giving them a new area to explore, offering you the beauty of the pirate treasure ship in your aquarium. |... ... more

Penn Plax Aquarium Filter 0.2 H x 6.0 W x 5.3 D in/brown/grayWood (best for furniture style stands) in Black | 5.3" L x 6.0" W x 0.2" H | Wayfair

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 Deco-replicas Sapphire Crystal Cave Aquarium 3.5 H x 4.75 W x 3.5 D in Blue | 3.5" L x 4.75" W x 3.5" H | Wayfair RR3045

Add some sparkles and shine to your fish tank with this colorful piece! This translucent, sapphire blue aquarium decoration features a swim-though that doubles as a hiding space, which helps reduce fish stress and boredom. It’s also perfect for... ... more

Penn Plax Aquarium Accessory 3.75 H x 1.5 W x 1.5 D, Crystal in Green | 1.5" L x 1.5" W x 3.75" H | 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

Penn Plax Aquarium Decoration 2.0 H x 6.5 W x 6.0 D in brown/green (best for furniture style stands) in Green;brown | Wayfair RR993

Bonsai style tree decorations and ecor for aquariums by Penn-Plax | Penn Plax Aquarium Decoration 2.0 H x 6.5 W x 6.0 D in brown/green (best for furniture style stands) in Green;brown | Wayfair ... more

Penn Plax Cascade Aquarium Canister Filters Cascade 500 Aquarium Canister Filter – 115 Gallons Per Hour Aquarium Accessory 13.5 H x 11.5 W x 9.0 D | Wayfair

Without effort, the Cascade 500 Canister Filter quietly delivers crystal clear water throughout the tank. This filter cycles water at 115 Gallons per Hour, and is recommended for aquariums up to 30 gallons. It’s compatible for both freshwater and... ... more

Penn Plax Cascade Aquarium Canister Filters Cascade 700 Aquarium Canister Filter – 185 Gallons Per Hour Aquarium Accessory 15.0 H x 11.5 W x 10.0 D | Wayfair

Without effort, the Cascade 700 Canister Filter quietly delivers crystal clear water throughout the tank. This filter cycles water at 185 Gallons per Hour, and is recommended for aquariums up to 65 gallons. It’s compatible for both freshwater and... ... more

Penn Plax Cascade Max Flow Aquarium Canister Filter 23.6 H x 16.6 W x 15.0 D in black/grayAcrylic (shatterproof w/ great clarity) in White | Wayfair

Without effort the Cascade Max Flow Canister Filter runs at a stunning 820 Gallons per Hour, and is purposely designed for larger aquariums, ranging from 164 to 273 gallons. Though, optimal size is 205 gallons. It’s compatible for both freshwater and... ... more

Penn Plax Air-tech Aquarium Air Pump – Single Outlet – Fish Tanks Up To 30 Gallons 2.25 H x 4.0 W x 3.25 D in black/blue | 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 1 Gallon AquaTerrium™ Aquarium Tank 11.0 H x 10.0 W x 9.0 D in black/blue/gray/whiteGlass (cost efficient & easy to clean) | Wayfair PTA1

The AquaTerrium Aquarium Tank by Penn Plax is the latest in aquatic ecosystems. It’s beautiful and revolutionary design allows you to grow your favorite live plants or herbs together with your fish in one symbiotic environment. The Aquarium Tank... ... more

Penn Plax Aquarium Decoration 1.7 H x 5.8 W x 5.5 D in brownWood (best for furniture style stands) in Beige | 1.7" H x 5.8" W x 5.5" D | Wayfair

This Penn-Plax 5 inch granite stone replica is hollow with a round entryway, perfect for your reptile to rest or hide. Made of safe, durable resin, this decoration is safe for use in all terrariums or aquariums. This stone hideaway is freestanding and... ... more

Penn Plax Age-of-magic Extra Large Wizard’s Castle Part B Aquarium Decoration 15.5 H x 13.0 W x 9.0 D in black/blue/gray/indigo | Wayfair RRW10

Add some whimsical charm and wonder to your fish tank with this fully detailed aquarium decoration. This fully colored aquatic ornament features an Extra large gray castle perched upon a rocky hill, with blue cone-shaped roofs, towers, archways, and... ... more

Penn Plax Tortoise Terrarium Stand 29.0 H x 48.0 W x 30.0 D in brownWood in Black | 29" H X 48" W X 30" D | Wayfair REPTH1S

Our stand features a sleek and modern design that blends seamlessly with existing home décor, thus providing a solution for those looking to keep their tortoise inside the house without worrying about interior design. It’s more than a storage cabinet:... ... more

Penn Plax Aquarium Accessory 3.75 H x 24.4 W x 3.75 D in Acrylic (shatterproof w/ great clarity) in Blue/Black | 3.75" L x 24.4" W x 3.75" H | Wayfair

Compared to filters, heaters, bubblers, substrates, decorative ornaments, and even fish food, aquarium backgrounds are often overlooked. But for those looking to decorate even further, our backgrounds offer extra depth and detail! This roll is printed... ... more

Penn Plax Rectangle Aquarium Pump 1.1 H x 3.8 W x 2.4 D in black/, Rubber in Blue | 0.1" H x 3.8" W x 2.4" D | Wayfair AT2K4

Air Tech aquarium air pumps from Penn Plax feature quality components to provide reliable, quiet operation for aquarists everywhere. Despite the high quality of Air Tech pumps, they’re still available at an attractive price point, and are one of the... ... more

Penn Plax Aquarium Accessory 0.24 H x 500.0 W x 0.24 D in Acrylic (shatterproof w/ great clarity) in Clear | 0.24" L x 500.0" W x 0.24" H | Wayfair

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 Rectangle Aquarium Pump 0.6 H x 4.3 W x 2.4 D in black/, Rubber in Blue | 0.6" H x 4.3" W x 2.4" D | Wayfair AT2K2

Air Tech aquarium air pumps from Penn Plax feature quality components to provide reliable, quiet operation for aquarists everywhere. Despite the high quality of Air Tech pumps, they’re still available at an attractive price point, and are one of the... ... more

Penn Plax Rectangle Aquarium Pump 0.6 H x 4.3 W x 2.4 D in black/, Rubber in Blue | 0.6" H x 4.3" W x 2.4" D | Wayfair AT2K2

Air Tech aquarium air pumps from Penn Plax feature quality components to provide reliable, quiet operation for aquarists everywhere. Despite the high quality of Air Tech pumps, they’re still available at an attractive price point, and are one of the... ... more