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    Best Seller
    Penn-Plax Poly Fiber Aquarium Filter Media Pad – Easy to Cut into Any Size Your Filter Requires – 30� x 18�

    Penn-Plax Poly Fiber Aquarium Filter Media Pad – Easy to Cut into Any Size Your Filter Requires – 30� x 18�

    Penn-Plax presents the Poly Fiber Aquarium Filter Pad – 30� x 18�. These pads are made to be trimmed and shaped to fit your filtration needs. They’re designed for freshwater and saltwater aquariums as well as outdoor ponds! They’re also great... more

    $21.19

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    Penn-Plax Cascade 150 Power Filter – Hang-On Filter with Quad Filtration

    Penn-Plax Cascade 150 Power Filter – Hang-On Filter with Quad Filtration

    Penn-Plax presents the Cascade 150 Power Hang-On Filter. This filter 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. Shop... more

    $52.00

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    Best Seller
    Penn-Plax Cascade 20 Power Filter – Mini Hang-On Filter with Quad Filtration for Aquariums up to 7 Gallons

    Penn-Plax Cascade 20 Power Filter – Mini Hang-On Filter with Quad Filtration for Aquariums up to 7 Gallons

    Penn-Plax presents the Cascade 20 Mini Power Hang-On Filter. This filter 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. Shop... more

    $23.00

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    Penn Plax Cascade Aquarium Canister Filters Cascade 500 Aquarium Canister Filter – 115 Gallons Per Hour Aquarium Accessory Acrylic (shatterproof w/ great clarity) | Wayfair

    Penn Plax Cascade Aquarium Canister Filters Cascade 500 Aquarium Canister Filter – 115 Gallons Per Hour Aquarium Accessory Acrylic (shatterproof w/ great clarity) | 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

    $134.07

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    Penn Plax Cascade Aquarium Canister Filters Cascade 700 Aquarium Canister Filter – 185 Gallons Per Hour Aquarium Accessory Acrylic (shatterproof w/ great clarity) | Wayfair

    Penn Plax Cascade Aquarium Canister Filters Cascade 700 Aquarium Canister Filter – 185 Gallons Per Hour Aquarium Accessory Acrylic (shatterproof w/ great clarity) | 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

    $150.52

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    Cascade 1000 Aquarium Canister Filter, 265 GAL

    Cascade 1000 Aquarium Canister Filter, 265 GAL

    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 for both freshwater and... more

    $129.99

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    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

    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

    $46.56

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    Cascade Aquarium Canister Filter, 400 GPH, 15.25 LB

    Cascade Aquarium Canister Filter, 400 GPH, 15.25 LB

    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

    $194.99

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    Cascade Bio-Floss replacement Poly Fiber Floss Pads for Cascade 500 Canister Filters, Pack of 6, 6.5 IN

    Cascade Bio-Floss replacement Poly Fiber Floss Pads for Cascade 500 Canister Filters, Pack of 6, 6.5 IN

    This 6-Pack of Cascade Bio-Floss Poly Fiber Floss Pads is specially designed for Cascade 500 Canister Filters, allowing for simple and easy media replenishment. more

    $9.99

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    Cascade 20 Power Filter Replacement Carbon Filter Cartridges

    Cascade 20 Power Filter Replacement Carbon Filter Cartridges

    The Cascade 20 Power Filter Replacement Carbon Filter Cartridges are a disposable carbon replacement cartridge designed to fit the Cascade 20 Filter. Keep your aquariums water crystal clear by changing your Cascade Filter cartridges regularly. Quick... more

    $11.52 $10.59

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    Penn-Plax Cascade 200 Power Filter – Hang-On Filter with Quad Filtration

    Penn-Plax Cascade 200 Power Filter – Hang-On Filter with Quad Filtration

    Penn-Plax presents the Cascade 200 Power Hang-On Filter. This filter 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. Shop... more

    $46.70 $41.15

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    Cascade Disposable Floss/Carbon Filter Cartridges for 300 Power Filter 1 Pack

    Cascade Disposable Floss/Carbon Filter Cartridges for 300 Power Filter 1 Pack

    The Cascade 300 Power Filter Cartridge is a disposable floss/carbon replacement cartridge designed to fit the Cascade 300 filter model. The cartridge comes ready to use with 4.5 ounces of premium research-grade activated carbon. Precision designed to... more

    $17.16

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    Cascade Disposable Floss/Carbon Filter Cartridges for 150 and 200 Power Filters

    Cascade Disposable Floss/Carbon Filter Cartridges for 150 and 200 Power Filters

    The Cascade 150 and 200 Filter Cartridge is a disposable floss/carbon replacement cartridge designed to fit Cascade 150 and 200 power filters. The cartridge comes ready to use with 1.5 ounces of premium research-grade activated carbon. Precision... more

    $9.87 $9.23

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    Cascade Internal Filter Disposable Carbon Filter Cartridges

    Cascade Internal Filter Disposable Carbon Filter Cartridges

    The Penn-Plax Cascade Internal Filter disposable carbon filter cartridge is a disposable carbon replacement cartridge designed to fit the Cascade Internal Filter. Quick and easy to change Change out monthly for optimum water quality Ready to use in... more

    $12.08 $11.49

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    Cascade Internal Filter Disposable Carbon Filter Cartridge Cascade 600 Carbon Cartridge - (2 Pack)

    Cascade Internal Filter Disposable Carbon Filter Cartridge Cascade 600 Carbon Cartridge - (2 Pack)

    Penn-Plax Cascade Internal Filter Replacement Cartridges - - 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... more

    $16.71

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    Penn-Plax Cascade CCF5UL Canister Filter Up To 200 Gallons Filters 350 GPH

    Penn-Plax Cascade CCF5UL Canister Filter Up To 200 Gallons Filters 350 GPH

    CASCADE CANISTER FILTER FOR FRESHWATER OR MARINE ENVIRONMENTS. Easy to install filters come with all necessary accessories to connect to your tank and begin filtering in approx. 30 minutes & see visible improvement in less than a day. A quick... more

    $208.99

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    Penn-Plax Cascade 80 Power Filter – Hang-on Filter with Quad Filtration

    Penn-Plax Cascade 80 Power Filter – Hang-on Filter with Quad Filtration

    Penn-Plax presents the Cascade 80 Power Hang-On Filter. This filter quietly delivers crystal clear water and pushes water at 80 Gallons per Hour (GPH) for tanks up to 10 Gallons in size. It’s great for Freshwater and Saltwater aquariums. Shop... more

    $33.85

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    Penn-Plax Cascade 100 Power Filter – Hang-On Filter with Quad Filtration

    Penn-Plax Cascade 100 Power Filter – Hang-On Filter with Quad Filtration

    Penn-Plax presents the Cascade 100 Power Hang-On Filter. This filter quietly delivers crystal clear water and pushes water at 100 Gallons per Hour (GPH) for tanks up to 20 Gallons in size. It’s great for Freshwater and Saltwater aquariums. Shop... more

    $44.00

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    Penn-Plax Small World Fishbowl Under-Gravel Filter Kit

    Penn-Plax Small World Fishbowl Under-Gravel Filter Kit

    Penn-Plax presents the Small World Fishbowl Under-Gravel Filter Kit. This kit is specifically designed for all drum or round bowls with a 4� or larger opening. If filter plate does not fit through the opening you can break away the outer ring from... more

    $23.00

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    Penn-Plax Cascade Hang-on Aquarium Filter Quad Filtration System 100 Gallon

    Penn-Plax Cascade Hang-on Aquarium Filter Quad Filtration System 100 Gallon

    The Cascade 300 Power Hang-On Filter quietly delivers crystal clear water throughout the aquarium. This filter pushes water at 300 gallons per hour (GPH) for tanks up to 100 Gallons in size. It’s great for Freshwater and Saltwater Aquariums. more

    $65.00

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    Penn-Plax CCF216 Cascade Canister Filter Replacement Impeller

    Penn-Plax CCF216 Cascade Canister Filter Replacement Impeller

    The Cascade 1000 Impeller replaces the impeller for the Cascade 1000 canister filter. Replacing an old impeller is essential to keep your filter running powerfully and efficiently. Magnetic impeller assembly replacement Fits Cascade 1000 canister... more

    $19.96 $14.28

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    Penn Plax Smallworld Water Filter

    Penn Plax Smallworld Water Filter

    Penn-Plax Small World Aquarium Filter – Comes with a Disposable Media Cartridge (Bio Sponge Carbon and Zeolite Crystals) – Safe for Freshwater and Saltwater Setups (SWF1) Product Details Pattern Name: Aquarium Filter Brand: Penn-Plax EAN:... more

    $14.58 $12.49

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    Penn-Plax Cascade 700/1000 GPH Canister Filter Aquarium Bio Sponge Replacement 1 Pack

    Penn-Plax Cascade 700/1000 GPH Canister Filter Aquarium Bio Sponge Replacement 1 Pack

    Replacement Bio-Floss 12-pack 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... more

    $19.61 $16.69

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    Penn-Plax Cascade 170 Fully Submersible Internal Aquarium Filter

    Penn-Plax Cascade 170 Fully Submersible Internal Aquarium Filter

    Penn-Plax presents the Cascade 170 Fully Submersible Internal Filter. In addition to delivering crystal clear water throughout the aquarium this filter cycles water at 45 Gallons per Hour (GPH) for tanks up to 10 Gallons in size. It’s great for... more

    $22.04

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    Penn-Plax CIF10 Cascade 300 Internal Carbon Filter Cartridges

    Penn-Plax CIF10 Cascade 300 Internal Carbon Filter Cartridges

    Cascade filter replacement cartridges from Penn-Plax work to keep your aquarium water clean & clear. Each pack contains 2 disposable filters specially designed to fit your Cascade 300 internal power filter. Each filter uses activated carbon to remove... more

    $19.93 $13.99

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    Penn-Plax Cascade Bio-Floss Replacement Poly Fiber Floss Pads for Cascade 700 & 1000 Canister Aquarium Filters – 6 Pack

    Penn-Plax Cascade Bio-Floss Replacement Poly Fiber Floss Pads for Cascade 700 & 1000 Canister Aquarium Filters – 6 Pack

    Cascade presents Bio-Floss Replacement Poly Fiber Floss Pads for Cascade 700 & 1000 Canister Aquarium Filters. This 6-Pack of Cascade Bio-Floss Poly Fiber Floss Pads is specially designed for Cascade 700 & 1000 Canister Filters allowing for simple and... more

    $19.52 $14.99

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    Penn-Plax Reptology Internal Filter for Turtle Tanks and Reptile Terrariums – 70 GPH

    Penn-Plax Reptology Internal Filter for Turtle Tanks and Reptile Terrariums – 70 GPH

    Reptology presents the 70 GPH Fully Submersible Internal Filter by Penn-Plax. This submersible filter quietly delivers crystal clear water throughout turtle tanks and reptile terrariums. It cycles water at 70 Gallons per Hour (GPH) for tanks up to 15... more

    $24.99

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    Penn-Plax Cascade 500 Aquarium Canister Filter – 115 Gallons per Hour

    Penn-Plax Cascade 500 Aquarium Canister Filter – 115 Gallons per Hour

    Penn-Plax presents the Cascade 500 Canister Filter. 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... more

    $117.99

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    Penn-Plax Reptology Disposable Carbon Filter Cartridge - 2 Count Per Pack

    Penn-Plax Reptology Disposable Carbon Filter Cartridge - 2 Count Per Pack

    Take care of your reptile and amphibian collection and make sure your aquarium tank is in tip-top shape with this Disposable Carbon Filter Cartridge 175 from Reptology Life Science. This Disposable Carbon Filter Cartridge is precisely what you need to... more

    $16.14

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    Penn-Plax Cascade Pro-C Aquarium Canister Filter Media Bags with Carbon and Zeolite

    Penn-Plax Cascade Pro-C Aquarium Canister Filter Media Bags with Carbon and Zeolite

    Cascade presents the Pro-C Aquarium Canister Filter Media Bags with Carbon and Zeolite Mixture by Penn-Plax. Along with providing a compact and easy-to-handle design the nylon mesh filter bags help create a simple solution to aquarium canister filter... more

    $20.46

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    Cascade Bio-Sponge for Internal Filters

    Cascade Bio-Sponge for Internal Filters

    Cascade Bio-Sponge for Internal Filters more

    $11.99

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    Penn-Plax Cascade 455 Fully Submersible Internal Filter for Aquarium Corners – Physical Biological and Chemical Filtration – 120 Gallons per Hour (GPH)

    Penn-Plax Cascade 455 Fully Submersible Internal Filter for Aquarium Corners – Physical Biological and Chemical Filtration – 120 Gallons per Hour (GPH)

    Penn-Plax presents the Cascade 455 Fully Submersible Internal Filter for Aquarium Corners. This filter quietly delivers crystal clear water throughout the aquarium. Its unique design allows it to unobtrusively utilize unused corner space. Furthermore... more

    $31.99

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    Penn-Plax Cascade Bio-Floss Replacement Poly Fiber Floss Pads for Cascade 500 Canister Aquarium Filters – 6 Pack

    Penn-Plax Cascade Bio-Floss Replacement Poly Fiber Floss Pads for Cascade 500 Canister Aquarium Filters – 6 Pack

    Cascade presents Bio-Floss Replacement Poly Fiber Floss Pads for Cascade 500 Canister Aquarium Filters. This 6-Pack of Cascade Bio-Floss Poly Fiber Floss Pads is specially designed for Cascade 500 Canister Filters allowing for simple and easy media... more

    $25.33

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    Penn-Plax Premium Under Gravel Filter System for 40-55 Gallon Tanks

    Penn-Plax Premium Under Gravel Filter System for 40-55 Gallon Tanks

    Provides powerful biological and chemical filtration Trouble free setup and operation Includes filter plates air stones adjustable lift tubes and filter cartridges Available for 5 10 15/20H 20L/29 40 / 55 gallon aquariums more

    $29.99

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    Penn Plax Flow Control Valve Replacement Set for Cascade Canister Filter

    Penn Plax Flow Control Valve Replacement Set for Cascade Canister Filter

    This Penn Plax Flow Control Valve Replacement Set contains both flow control valves needed for the Cascade Canister Filter (in and outflow). This is a genuine Penn Plax replacement part. Includes both in and out flow control valves Replace worn damaged... more

    $22.05 $15.66

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    Small World Aquarium Filter (Each)

    Small World Aquarium Filter (Each)

    Small World Aquarium Filter (Each) more

    $11.14

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    Penn-Plax CPF310 Cascade Power Filter Replacement Bio-Sponge

    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

    $8.31 $7.92

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    Penn-Plax Cascade 1200/1500 GPH Canister Filter Aquarium Bio Sponge Replacement; 1 Pack

    Penn-Plax Cascade 1200/1500 GPH Canister Filter Aquarium Bio Sponge Replacement; 1 Pack

    The Penn Plax Cascade 1200/1500 GPH Canister Filter Aquarium Bio Sponge keeps the water in your aquarium clean and clear. This Cascade filter sponge removes ammonia and nitrites from the water keeping your fish tank healthy; clean; and odor free. This... more

    $13.84

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    Penn-Plax Cascade 1200 Aquarium Canister Filter – 315 Gallons per Hour

    Penn-Plax Cascade 1200 Aquarium Canister Filter – 315 Gallons per Hour

    Penn-Plax presents the Cascade 1200 Canister Filter. Without effort the Cascade 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... more

    $197.99

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    Penn-Plax Cascade Max Flow Aquarium Canister Filter 820 Gallons per Hour

    Penn-Plax Cascade Max Flow Aquarium Canister Filter 820 Gallons per Hour

    PENN-PLAX presents the Cascade Max Flow Canister Filter. Without effort this 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... more

    $279.00

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