Best Penn-Plax in 2026

ESSENTIAL TOOL FOR FISHKEEPING: It’s always good to have an extra fish net for your aquarium! In addition to cleaning up some extra fish food that was accidentally poured, it becomes a handy tool when you need to quickly handle fish, and transfer them between tanks. They’re safe to use with both freshwater and saltwater fish, and come in various sizes!

DURABLE, STRONG, AND SAFE: Each fish net features a vinyl covered, two-part braided handle that provides for an ergonomic grip, ensuring reliable operation with its strong design. Our aquarium fish nets won’t bend or become distorted over time, even with repetitive use. The mesh netting is appropriate for almost any type of aquarium fish, both freshwater and saltwater.

MEASUREMENTS: The QN4 model of our Quick-Net line features a 4” x 3” net, with a handle length of 10”

BASIC NECESSITY FOR AQUARISTS: 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 under-gravel filter, or an aquarium ornament.

CLEAR, FLEXIBLE, AND DURABLE: Made from clear, flexible plastic, our Standard 3/16” Airline Tubing is built to withstand wear and tear. The tubing’s flexibility makes it a breeze to work with. In addition to being resistant to kinking, it’s ultra-durable and should not crack or become brittle. For better connection to aquarium accessories, soak both ends in warm water for 30 seconds.

SAFE FOR FISH: Our Standard 3/16” Airline Tubing is made of fish-safe plastic, and can be used for both freshwater and saltwater tanks.

BASIC NECESSITY FOR AQUARISTS: 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 under-gravel filter, or an aquarium ornament.

CLEAR, FLEXIBLE, AND DURABLE: Made from clear, flexible plastic, our Standard 3/16” Airline Tubing is built to withstand wear and tear. The tubing’s flexibility makes it a breeze to work with. In addition to being resistant to kinking, it’s ultra-durable and should not crack or become brittle. For better connection to aquarium accessories, soak both ends in warm water for 30 seconds.

SAFE FOR FISH: Our Standard 3/16” Airline Tubing is made of fish-safe plastic, and can be used for both freshwater and saltwater tanks.

BASIC NECESSITY FOR AQUARISTS: 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 under-gravel filter, or an aquarium ornament.

CLEAR, FLEXIBLE, AND DURABLE: Made from clear, flexible plastic, our Standard 3/16” Airline Tubing is built to withstand wear and tear. The tubing’s flexibility makes it a breeze to work with. In addition to being resistant to kinking, it’s ultra-durable and should not crack or become brittle. For better connection to aquarium accessories, soak both ends in warm water for 30 seconds.

SAFE FOR FISH: Our Standard 3/16” Airline Tubing is made of fish-safe plastic, and can be used for both freshwater and saltwater tanks.

OFFICIALLY LICENSED: This aquarium ornament is great for anyone who loves the hit Nickelodeon show, SpongeBob! Enjoy the magical world of Bikini Bottom within your fish tank..Saltwater & Freshwater Safe

MADE OF SAFE AND DURABLE RESIN: Our aquarium ornaments are inspected with your fish’s safety in mind. The material used is safe for both freshwater and saltwater aquariums. Each decoration has a sturdy base. There’s no need to worry about it floating around once you place it underwater.

SUPER SIMPLE TO CLEAN: Simply wipe down and rinse off the aquarium ornament with warm water when you are cleaning out your tank. Never use soap, as the residual soap particles can harm your fish.

CASCADE 700 & 1000 REPLACEMENT PADS: This 6-Pack of Cascade Bio-Floss Poly Fiber Floss Pads is specially designed for Cascade 700 & 1000 Canister Filters, allowing for simple and easy media replenishment. Don’t worry about cutting to size, these pads fit directly into media trays within these Cascade Canister Filters.

ESSENTIAL MECHANICAL FILTRATION: Bio-Floss helps clear up discolorations and reduce foul odors by physically trapping tiny particles of detritus, such as fish waste, uneaten food, or even decayed aquarium plant materials. This assists with establishing and maintaining healthy, crystal-clear water within your tank.

BENEFICIALLY CONVENIENT: Along with being a vehicle for mechanical filtration, Bio-Floss also promotes the colonization of beneficial filtration. This in return, helps regulate ammonia, nitrite, nitrate, and phosphate levels. Great for freshwater and saltwater aquariums.

Keep your water clean and clear with the replacement bio sponge for use in the Cascade 700 Model CCF2UL and Cascade 1000 Model CCF3UL canister filters.

The bio sponge filter removes ammonia and nitrites from your aquarium tank keeping your aquarium clean, healthy, and odor free.

Filter sponge optimizes the colonization of beneficial aerobic bacteria which prevents the water from becoming cloudy and harming fish.

MAJESTIC AND MYTHICAL: Add some whimsical charm and wonder to your fish tank with the Extra Large Wizard’s Castle – Part A Aquarium Decoration. This fully colored aquatic ornament features an extra large gray castle perched upon a rocky hill, with bule cone-shaped roofs, towers, archways, and stone details that give a realistic feel from times of old.

2 HALVES OF A WHOLE: The Extra Large Wizard’s Castle Aquarium Decoration comes in two pieces: Part A (Model Number = RRW9) and Part B (Model Number = RRW10). Please note that while these 2 separate parts are also available for sale together, this listing is only for Part A.

MADE OF SAFE AND DURABLE RESIN: Our aquarium ornaments are inspected with your fish’s safety in mind. The material used is safe for both freshwater and saltwater aquariums. They also feature a sturdy base that keeps them grounded in your tank. There may be rough or sharp surfaces on this product. Those assist reptiles with removing excess skin during their molting process. If you feel it is too sharp, you can easily smooth the area with a bit of sandpaper or a file.

MADE FOR ALL FILTRATION NEEDS: Along with providing a compact and easy-to-handle design, the nylon mesh filter bags help create a simple solution to aquarium canister filter media replenishment.

CLEAN, CRYSTAL-CLEAR WATER: In addition to trapping loose particulate matter, these mixed aquarium filter media bags help reduce harmful chemicals, toxins, foul odors, and to clear up discolorations, from your aquarium’s water. They also help reduce ammonia, keeping water inside your tank crystal clean!

HELPFUL INSTRUCTIONS: Please rinse thoroughly with cold water before placing in filter. Never use soap, as the residual soap particles can harm your fish. For best results, replace filter media every 4 – 6 weeks.

CASCADE 1200 & 1500 REPLACEMENT PADS: This 6-Pack of Cascade Bio-Floss Poly Fiber Floss Pads is specially designed for Cascade 1200 & 1500 Canister Filters, allowing for simple and easy media replenishment. Don’t worry about cutting to size, these pads fit directly into media trays within these Cascade Canister Filters.

ESSENTIAL MECHANICAL FILTRATION: Bio-Floss helps clear up discolorations and reduce foul odors by physically trapping tiny particles of detritus, such as fish waste, uneaten food, or even decayed aquarium plant materials. This assists with establishing and maintaining healthy, crystal-clear water within your tank.

BENEFICIALLY CONVENIENT: Along with being a vehicle for mechanical filtration, Bio-Floss also promotes the colonization of beneficial filtration. This in return, helps regulate ammonia, nitrite, nitrate, and phosphate levels. Great for freshwater and saltwater aquariums.

These mice cat toys will be one of your kitten’s favorite items to play around with.  Included are 12 plush play mice with rattling sounds.

3 assorted colors, so your pet can have some variety in their life.  Let your cat decide if they want to play around with a black, gray or white mouse.

Your cat will play, scratch and chew on these fun toys, not your furniture!  See for yourself how quickly they will become addicted to playing around with them.

MADE FOR ALL FILTRATION NEEDS: Along with providing a compact and easy-to-handle design, the nylon mesh filter bags help create a simple solution to aquarium canister filter media replenishment.

CLEAN, CRYSTAL-CLEAR WATER: In addition to trapping loose particulate matter, these filter media bags help to reduce harmful chemicals, toxins, foul odors, and to clear up discolorations, from your aquarium’s water. They help keep water inside your tank crystal clean!

HELPFUL INSTRUCTIONS: Please rinse thoroughly with cold water before placing in filter. Never use soap, as the residual soap particles can harm your fish. For best results, replace filter media every 4 – 6 weeks.

COMFORTABLE FOR ALL CLIMBERS: Our Lizard Loungers provide a safe, fun, and interactive space for your reptile to climb around on! These handwoven, 100% natural seagrass hammocks allow your pet to self-regulate their temperature by moving closer or further from a basking light, when on an incline. They’ll know how high to climb!

VERSATILE AND ADJUSTABLE MOUNTING: The provided 2.5” suction cups easily attach to glass, plastic, and acrylic terrarium walls. For a strong bond, please clean and wash suction cups with water before placing inside the habitat. Our Lizard Loungers can be placed at any height and location, providing an elevated vantage spot for your pet.

KEEPING THINGS CLEAN: For optimal use and longevity, our Lizard Loungers should be spot cleaned on occasion. This prevents debris and dirt buildup on the natural seagrass fiber. Use a vinegar and water mixture on the lounger, spot clean where necessary, then immediately dry completely before letting your pet climb back on.

REPLACEMENT FILTER MEDIA: These Activated Carbon Cartridges are made to fit the lift tubes of Muti-Pore and Undergravel “E” filters, serving as a replacement for when it’s time to cycle out aquarium filter media.

CHEMICAL FILTRATION: In addition to absorbing ammonia, nitrites, nitrates, and phosphates in a timely manner, these Activated Carbon Cartridges also remove harmful chemicals and toxins, clear up discolorations, and reduce foul odors from your tank.

TOP-QUALITY ACTIVATED CARBON: These Activated Carbon Cartridges come together in a 2 Pack. For best results, replace cartridges every 2 to 4 weeks. They’re lightweight, disposable, and are safe for Freshwater and Saltwater aquariums.

Keep your tank clean and clear with the genuine Penn Plax filter cartridge to fit your Cascade 300 GPH hang-on power filter model CPF5. Sold in 3 pack.

Activated carbon is great for freshwater aquarium filtration.  It has the ability to remove odors, and water discoloration by trapping the pollutants in the pores of the carbon.

The poly-fiber floss barrier screens out particulate matter and debris keeping the water clean, clear, and healthy.

FLEXIBLE ROPE FOR A CUSTOM EXPERIENCE: Multicolored rope perch bends and contours, allows for a variety of mounting locations and shape within your pet’s cage. Keep your pet active and engaged by playfully creating loops and curves in the bird perch

GREAT FOR SMALL AND MEDIUM BIRDS: The rope on this bird perch is 17.75” long with a 0.63” (5/8”) diameter. Suitable for Parakeets / Budgies, Parrotlets, Lovebirds, and Cockatiels, along with other small and medium sized birds

EASY AND SECURE MOUNTING: Our rope bird perches attach to virtually any bird cage in a matter of seconds! To secure to a wire cage, unscrew both blue caps, place the wire in space between the threads, and screw both caps back into place

REPLACEMENT FILTER MEDIA: These Activated Carbon Cartridges are specially designed for the Cascade 600 Fully Submersible Internal Filter (CIF3), and serve as a replacement for when it’s time to cycle out aquarium filter media.

CHEMICAL FILTRATION: In addition to absorbing ammonia, nitrites, nitrates, and phosphates in a timely manner, these Activated Carbon Cartridges also remove harmful chemicals and toxins, clear up discolorations, and reduce foul odors from your tank.

TOP-QUALITY ACTIVATED CARBON: These Activated Carbon Cartridges come together in a 2 Pack. For best results, replace cartridges every 4 to 6 weeks. With that said, they are refillable, allowing you to customize filtration based on your needs.

REPLACEMENT FILTER MEDIA: These Activated Carbon Cartridges are specially designed for the Cascade 300 Fully Submersible Internal Filter (CIF1), and serve as a replacement for when it’s time to cycle out aquarium filter media.

CHEMICAL FILTRATION: In addition to absorbing ammonia, nitrites, nitrates, and phosphates in a timely manner, these Activated Carbon Cartridges also remove harmful chemicals and toxins, clear up discolorations, and reduce foul odors from your tank.

TOP-QUALITY ACTIVATED CARBON: These Activated Carbon Cartridges come together in a 2 Pack. For best results, replace cartridges every 4 to 6 weeks. With that said, they are refillable, allowing you to customize filtration based on your aquarium’s needs.

OFFICIALLY LICENSED: This aquarium ornament is great for anyone who loves the hit Nickelodeon show, SpongeBob! Enjoy the magical world of Bikini Bottom within your fish tank.

MADE OF SAFE AND DURABLE RESIN: Our aquarium ornaments are inspected with your fish’s safety in mind. The material used is safe for both freshwater and saltwater aquariums. Each decoration has a sturdy base. There’s no need to worry about it floating around once you place it underwater.

SUPER SIMPLE TO CLEAN: Simply wipe down and rinse off the aquarium ornament with warm water when you are cleaning out your tank. Never use soap, as the residual soap particles can harm your fish.

OFFICIALLY LICENSED: This aquarium ornament is great for anyone who loves the hit Nickelodeon show, SpongeBob! Enjoy the magical world of Bikini Bottom within your fish tank.

MADE OF SAFE AND DURABLE RESIN: Our aquarium ornaments are inspected with your fish’s safety in mind. The material used is safe for both freshwater and saltwater aquariums. Each decoration has a sturdy base. There’s no need to worry about it floating around once you place it underwater.

SUPER SIMPLE TO CLEAN: Simply wipe down and rinse off the aquarium ornament with warm water when you are cleaning out your tank. Never use soap, as the residual soap particles can harm your fish.

COMFORTABLE FOR ALL CLIMBERS: Our Lizard Loungers provide a safe, fun, and interactive space for your reptile to climb around on! These handwoven, 100% natural seagrass hammocks allow your pet to self-regulate their temperature by moving closer or further from a basking light, when on an incline. They’ll know how high to climb!

VERSATILE AND ADJUSTABLE MOUNTING: The provided 2.5” suction cups easily attach to glass, plastic, and acrylic terrarium walls. For a strong bond, please clean and wash suction cups with water before placing inside the habitat. Our Lizard Lounger Corner Triangles can be placed at any height, providing an elevated vantage spot for your pet.

KEEPING THINGS CLEAN: For optimal use and longevity, our Lizard Loungers should be spot cleaned on occasion. This prevents debris and dirt buildup on the natural seagrass fiber. Use a vinegar and water mixture on the lounger, spot clean where necessary, then immediately dry completely before letting your pet climb back on.

MAJESTIC AND MYTHICAL: Add some whimsical charm and wonder to your fish tank with the Large Wizard’s Castle Aquarium Decoration. This fully colored aquatic ornament features a large gray castle perched upon a rocky hill, with a cone-shaped roof, towers, archways, and stone details that give a realistic feel from times of old. This piece makes for a great centerpiece or accent, and is perfect for anything magically themed.

MADE OF SAFE AND DURABLE RESIN: Our aquarium ornaments are inspected with your fish’s safety in mind. The material used is safe for both freshwater and saltwater aquariums. They also feature a sturdy base that keeps them grounded in your tank.

SUPER SIMPLE TO CLEAN: Before placing into your tank, or as you as perform regular cleaning and maintenance, simply wipe down and rinse off the ornament with warm water. Never use soap, as the residual soap particles can harm your fish.

OFFICIALLY LICENSED: This aquarium ornament is great for anyone who loves the hit Nickelodeon show, SpongeBob! Enjoy the magical world of Bikini Bottom within your fish tank.

MADE OF SAFE AND DURABLE RESIN: Our aquarium ornaments are inspected with your fish’s safety in mind. The material used is safe for both freshwater and saltwater aquariums. You may need to tilt Squidward's House on a 45 degree angle to allow trapped air to escape before you position it in your tank. Once you've done this, there’s no need to worry about it floating around once you place it underwater.

SUPER SIMPLE TO CLEAN: Simply wipe down and rinse off the aquarium ornament with warm water when you are cleaning out your tank. Never use soap, as the residual soap particles can harm your fish.

OFFICIALLY LICENSED: Turn your fish tank into your very own Bikini Bottom with this Gary mini ornament. Mini sized ornaments are perfect for betta tanks and desktop aquariums!

MADE OF SAFE AND DURABLE RESIN: The Gary mini ornament is inspected with your fish’s safety in mind. It’s safe for both freshwater and saltwater aquariums. The ornament features a sturdy base that keeps it grounded in your tank.

SUPER SIMPLE TO CLEAN: Simply wipe down and rinse off ornament with warm water when you are cleaning out your tank. Never use soap, as the residual soap particles can harm your fish.

OFFICIALLY LICENSED: This aquarium ornament is great for anyone who loves the hit Nickelodeon show, SpongeBob! Enjoy the magical world of Bikini Bottom within your fish tank.

MADE OF SAFE AND DURABLE RESIN: Our aquarium ornaments are inspected with your fish’s safety in mind. The material used is safe for both freshwater and saltwater aquariums. Each decoration has a sturdy base. There’s no need to worry about it floating around once you place it underwater.

SUPER SIMPLE TO CLEAN: Simply wipe down and rinse off the aquarium ornament with warm water when you are cleaning out your tank. Never use soap, as the residual soap particles can harm your fish.

BIOLOGICAL FILTRATION: Along with providing a compact and easy-to-handle design, the nylon mesh filter bag helps create a simple solution to aquarium canister filter media replenishment.

CLEAN, CRYSTAL-CLEAR WATER: The ring-filled bag helps establish a biological bed for your aquarium, and optimize the colonization of anaerobic bacteria.

HELPFUL INSTRUCTIONS: If you notice that the Bio Rings are getting a bit clogged, simply clean them in a separate container with some of your aquarium’s water. This allows for the colony of anaerobic bacteria to remain intact within the porous Bio Rings.

BETTA TANK & HYDROPONIC PLANTER: See nature in motion through our Aqua-Ponic Tanks! Each fish tank is made from ultra-clear plastic, and replicates nature’s metabolic cycle by providing a healthy and symbiotic environment for fish and plants.

SUGGESTED FISH: While Bettas are the most popular fish for our 1.4 Gallon Aqua-Ponic Tank, they can also house Bloodfin Tetras, White Cloud Minnows, Danios, and Guppies (1 – 3 fish). For Bettas, please decrease the water level an inch, giving them enough space to breath from the water’s surface.

SUGGESTED PLANTS: Most indoor house plants and kitchen herbs are suitable for planting atop. This includes Peace Lily, Chinese Evergreen, Lucky Bamboo, English Ivy, Mint, Watercress, Chives, or any leafy Lettuce. We recommend using established plants instead of starting from seed.

MADE FOR ALL FILTRATION NEEDS: Along with providing a compact and easy-to-handle design, the nylon mesh filter bags help create a simple solution to aquarium canister filter media replenishment.

CLEAN, CRYSTAL-CLEAR WATER: In addition to trapping loose particulate matter, these filter media bags help reduce harmful chemicals, toxins, foul odors, and to clear up discolorations, from your aquarium’s water. They also help reduce ammonia, keeping water inside your tank crystal clean!

HELPFUL INSTRUCTIONS: Please rinse thoroughly with cold water before placing in filter. Never use soap, as the residual soap particles can harm your fish. For best results, replace filter media every 4 – 6 weeks.

Keep your water clean and clear with the replacement bio sponge for use in the Cascade 1200 Model CCF4UL or 1500 Model CCF5UL canister filter.

The bio sponge filter removes ammonia and nitrites from your aquarium tank keeping your aquarium clean; healthy; and odor free.

Filter sponge optimizes the colonization of beneficial aerobic bacteria which prevents the water from becoming cloudy and harming fish.

REALISTIC ROCK FORMATION: Highlighting a rough, picturesque display, the Reptology Shale Scape Step Ledge & Cave Hideout is a must have for pet owners looking to add a beautiful and functional piece to their aquarium or terrarium. This piece is perfect for small reptiles, newts, salamanders, crayfish, axolotls, snakes, territorial fish, and more!

GREAT FOR CLIMBING AND BASKING: This Shale Scape is not only decorative, but is also purposeful! If your pet reptile or amphibian loves to climb, this piece will be their next mountain to conquer, as they rest peacefully on the top basking platform, regulating their body temperature as they see fit.

NATURAL HIDING SPOTS: With 4 entrance and exit holes, the Reptology Shale Scape Step Ledge & Cave Hideout offers several ways to climb, slither, and swim around! In addition to reptiles and amphibians, this piece provides a great swim through or hiding spot for axolotls, fish, and crustaceans, such as crayfish and shrimp.