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    (12) Penn Plax Cascade 600 Internal Filter Bio Sponge Foam.

    (12) Penn Plax Cascade 600 Internal Filter Bio Sponge Foam.

    Product Description Convenient, no-fuss replacement cartridges for your Cascade 6 00 internal power filter.Optimizes the colonization of beneficial aerobic bacteria.Easy-to-replace disposable filters.Bio-Sponge filter media works to keep your aquarium... more

    $29.95

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    26 Bio Sponge Filter Pads - Penn-plax Cascade 1200 1500

    26 Bio Sponge Filter Pads - Penn-plax Cascade 1200 1500

    26 Bio Sponge Filter Pads - Penn Plax Cascade 1200 1500 Description : 26 pack of Bio-Sponge Filter Pads for Penn-Plax Cascade 1200 / 1500 Canister Filters - NEW! This auction is for 26 new bio-sponge filter pads made for Penn-Plax Cascade 1200 1500... more

    $37.95

    FREE shipping

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    Penn Plax Cascade 200 Aquarium Fish Tank Filter

    Penn Plax Cascade 200 Aquarium Fish Tank Filter

    Penn Plax Cascade hang-on power filter features the revolutionary Bio-Falls Quad Filtration System: Polyfiber Floss Cartridge, Activated Carbon Cartridge, Internal Sponge, and External Bio-Falls. It also features a extendible lift tube for maximum... more

    $26.99

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    Penn Plax Cascade 100 GPH Bio Sponge

    Penn Plax Cascade 100 GPH Bio Sponge

    Replacement Bio Sponge for the Cascade Hang On 100 power filters. Sponge is ideal for growing beneficial bacteria. more

    $8.65

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    Penn Plax Cascade 500 GPH Bio Sponge

    Penn Plax Cascade 500 GPH Bio Sponge

    Bio-Sponge filter media works to keep your aquarium water clean & clear. Specially designed to fit your Cascade Canister Filter Pump, Bio-Sponge filter media optimizes the colonization of beneficial aerobic bacteria and removes ammonia and nitrites... more

    $6.74

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    Penn Plax Cascade 300 Internal Bio Sponge Filter

    Penn Plax Cascade 300 Internal Bio Sponge Filter

    Bio-Sponge filter media works to keep your aquarium water clean & clear. Specially designed to fit your Cascade Canister Filter Pump, Bio-Sponge filter media optimizes the colonization of beneficial aerobic bacteria and removes ammonia and nitrites... more

    $5.43

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    Penn Plax Reptology 3.25 in. Internal Filter Replacement Bio-sponge

    Penn Plax Reptology 3.25 in. Internal Filter Replacement Bio-sponge

    Helps to keep your reptile's habitat clean Replacement bio-sponge for the REP45 filter Per package includes 4 sponges Dimensions: 3.25L x 1.5W x 3.25H inches About Penn Plax: Penn-Plax is a family-owned company in operation since 1959. They specialize... more

    $16.99

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    Bio Sponge for Cascade 1000 Canister Filter

    Bio Sponge for Cascade 1000 Canister Filter

    The Cascade Bio Sponge is excellent for removing particles from your aquarium's water; as well as encouraging beneficial bacteria growth. Dense pad will support a large colony of these useful organisms. Designed for use with the Cascade 1000 Canister... more

    $8.99

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    Bio Sponge for Cascade 1200 and 1500 Canister Filters

    Bio Sponge for Cascade 1200 and 1500 Canister Filters

    The Cascade Bio Sponge is excellent for removing particles from your aquarium's water; as well as encouraging beneficial bacteria growth. Dense pad will support a large colony of these useful organisms. Designed for use with the Cascade 1500 Canister... more

    $7.99

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    Penn Plax Reptology 4.25 in. Internal Filter Replacement Cartridges

    Penn Plax Reptology 4.25 in. Internal Filter Replacement Cartridges

    Helps to keep your reptile's habitat clean Replacement bio-sponge for the REP70 filter Per package includes 2 sponges Dimensions: 4.25L x 1.75W x 4.25H inches About Penn Plax: Penn-Plax is a family-owned company in operation since 1959. They specialize... more

    $16.99

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    Penn Plax Reptology 6.5 in. Internal Filter Replacement Cartridges

    Penn Plax Reptology 6.5 in. Internal Filter Replacement Cartridges

    Helps keep your reptile's habitat clean Replacement bio-sponge for the REP175 filter Dimensions: 3L x 2.5W x 6.5H inches About Penn Plax: Penn-Plax is a family-owned company in operation since 1959. They specialize in creating excellent pet supplies... more

    $16.99

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    20 Pack - Penn-plax Cascade 170 Bio-sponge Foam Filter

    20 Pack - Penn-plax Cascade 170 Bio-sponge Foam Filter

    20 Pack - Penn-Plax Cascade 170 Bio-Sponge Foam Filter Description : 20 Pack of Penn-Plax Cascade 170 Bio-Sponge Filter Foam - NEW! This auction is for 20 new foam filter sponges made for the Penn-Plax Cascade 170 Internal Filtration System. (The... more

    $7.88

    FREE shipping

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    Penn-plax Cascade 700/1000 Bio-sponge Canister Filter (1 Sponge)

    Penn-plax Cascade 700/1000 Bio-sponge Canister Filter (1 Sponge)

    PENN PLAX Bio-Sponge filter 700/1000 Description -optimizes colonization of benefial aerobic bacteria.-Removes Ammonia and Nitrites keeping the aquarium healthy -Convenient, No fuss, Replacement Sponge. -1 Sponge -Fites Penn-Plax Cascade 700, 100... more

    $5.99

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    (2) Penn Plax Cascade 610 Internal Filter Bio Sponge Foam. 2 Pack

    (2) Penn Plax Cascade 610 Internal Filter Bio Sponge Foam. 2 Pack

    Cascade Replacement Bio Sponge 2pk.Fits Cascade Internal Corner Filter Model 610. FREE! Sellers: Add a FREE map to your listings. FREE! more

    $10.95

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    Spongebob Squarepants Background - 23 in. x 15.75 in.

    Spongebob Squarepants Background - 23 in. x 15.75 in.

    The perfect scene to complete any Bikini Bottom theme; the Spongebob Squarepants aquarium background depicts Spongebob and Patrick soaking in some rays. The scene is made for any 10 to 20 gallon aquarium. more

    $6.59

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    Penn Plax Cascade 300 GPH Bio Sponge

    Penn Plax Cascade 300 GPH Bio Sponge

    Replacement Bio Sponge for the Cascade Hang On 300 power filters. Sponge is ideal for growing beneficial bacteria. more

    $10.48

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    Penn Plax Cascade 700/1000 GPH Bio Sponge

    Penn Plax Cascade 700/1000 GPH Bio Sponge

    Bio-Sponge filter media works to keep your aquarium water clean & clear. Specially designed to fit your Cascade Canister Filter Pump, Bio-Sponge filter media optimizes the colonization of beneficial aerobic bacteria and removes ammonia and nitrites... more

    $9.99

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    Penn Plax Cascade 150/200 GPH Bio Sponge

    Penn Plax Cascade 150/200 GPH Bio Sponge

    Replacement Bio Sponge for the Cascade Hang On 150 and 200 power filters. Sponge is ideal for growing beneficial bacteria. more

    $8.09

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    Penn Plax Nickelodeon SpongeBob SquarePants Blowing Bubbles Aerating Ornament (Set of 2)

    Penn Plax Nickelodeon SpongeBob SquarePants Blowing Bubbles Aerating Ornament (Set of 2)

    PLX1176 Features Ornament Nickelodeon character Spongebob blowing bubbles aerating ornament Decor Type: Figurine Pet Category: Fish and Aquatic Pets Product Type: See Description Dimensions 3.5'' H x 3'' W x 1.25'' D Overall Height - Top to Bottom:... more

    $25.98

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    Penn Plax Nickelodeon SpongeBob SquarePants Scuba Diver Ornament

    Penn Plax Nickelodeon SpongeBob SquarePants Scuba Diver Ornament

    PLX1177 Features Ornament Nickelodeon character Spongebob scuba diver Decor Type: Figurine Pet Category: Fish and Aquatic Pets Product Type: See Description Dimensions 3.75'' H x 3.5'' W x 2.25'' D Overall Height - Top to Bottom: 3.75'' Overall Width -... more

    $23.06

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    Penn Plax Nickelodeon SpongeBob SquarePants Squidward's Easter Island Home

    Penn Plax Nickelodeon SpongeBob SquarePants Squidward's Easter Island Home

    PLX1184 Features Island home Nickelodeon character Squidward's Easter Island home Decor Type: Figurine Pet Category: Fish and Aquatic Pets Product Type: See Description Dimensions 6'' H x 3.75'' W x 3.5'' D Overall Height - Top to Bottom: 6'' Overall... more

    $18.95 $12.31

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    Bio Floss for Cascade 1200 and 1500 Canister Filters - 6 pk.

    Bio Floss for Cascade 1200 and 1500 Canister Filters - 6 pk.

    Bio Floss helps filter particulate matter from your aquarium's water and provides surface area for the growth of beneficial biological bacteria; which helps aid biological filtration. Designed for use with the Cascade 1200 and Cascade 1500 Canister... more

    $12.99

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    Bio Floss for 1000 - 6 pk.

    Bio Floss for 1000 - 6 pk.

    Bio Floss helps filter particulate matter from your aquarium's water and provides surface area for the growth of beneficial biological bacteria; which helps aid biological filtration. Designed for use with the Cascade 1000 Canister Filter . Comes with... more

    $12.99

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    Penn Plax Cascade Power Aquarium Filters Bio-Sponge - CPF510

    Penn Plax Cascade Power Aquarium Filters Bio-Sponge - CPF510

    Designed especially for different sized Cascade power filtersOptimizes the growth of aerobic bacteriaRemoves ammonia and nitrates . About Penn Plax:Penn-Plax is a family-owned company in operation since 1959. They specialize in creating excellent pet... more

    $16.99

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    Penn Plax Cascade Power Aquarium Filters Bio-Sponge - CPF210

    Penn Plax Cascade Power Aquarium Filters Bio-Sponge - CPF210

    Designed especially for different sized Cascade power filtersOptimizes the growth of aerobic bacteriaRemoves ammonia and nitrates . About Penn Plax:Penn-Plax is a family-owned company in operation since 1959. They specialize in creating excellent pet... more

    $12.99

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    Penn Plax Cascade Power Aquarium Filters Bio-Sponge - CPF310

    Penn Plax Cascade Power Aquarium Filters Bio-Sponge - CPF310

    Designed especially for different sized Cascade power filtersOptimizes the growth of aerobic bacteriaRemoves ammonia and nitrates . About Penn Plax:Penn-Plax is a family-owned company in operation since 1959. They specialize in creating excellent pet... more

    $12.99

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    Penn-Plax SpongeBob Krusty Crab Aquarium Ornament

    Penn-Plax SpongeBob Krusty Crab Aquarium Ornament

    Penn-Plax SpongeBob Krusty Crab Aquarium Ornament is a detailed, handcrafted decor piece perfect for any tank! Bring Bikini Bottom into your home with SpongeBob SquarePants and all his friends! Non-toxic and safe for all fish. Size: 3.5" x 3" x 2.25". more

    $5.99

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    PetGuys

    (25,000+)
    Cascade Cascade Canister Filter Bio-Sponge: 700 / 100 Bio-Sponge BULK - 6 Sponges - (6 x 1 Pack) #01

    Cascade Cascade Canister Filter Bio-Sponge: 700 / 100 Bio-Sponge BULK - 6 Sponges - (6 x 1 Pack) #01

    Cascade Cascade Canister Filter Bio-Sponge: 700 / 100 Bio-Sponge BULK - 6 Sponges - (6 x 1 Pack) #01764M The Penn Plax Cascade Canister Filter Bio-Sponge keeps your aquarium water clean and clear. The Bio-Sponge also extends the life of carbon and... more

    $32.00

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    Cascade Cascade Canister Filter Bio-Sponge: 700 / 1000 Bio-Sponge - 1 Pack #CCF229 - Aquarium Filter

    Cascade Cascade Canister Filter Bio-Sponge: 700 / 1000 Bio-Sponge - 1 Pack #CCF229 - Aquarium Filter

    Cascade Cascade Canister Filter Bio-Sponge: 700 / 1000 Bio-Sponge - 1 Pack #CCF229 The Penn Plax Cascade Canister Filter Bio-Sponge keeps your aquarium water clean and clear. The Bio-Sponge also extends the life of carbon and biological media by... more

    $5.49

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    Cascade Cascade Canister Filter Bio-Sponge: 1200 / 1500 Bio-Sponge - 1 Pack #CCF329 - Aquarium Filte

    Cascade Cascade Canister Filter Bio-Sponge: 1200 / 1500 Bio-Sponge - 1 Pack #CCF329 - Aquarium Filte

    Cascade Cascade Canister Filter Bio-Sponge: 1200 / 1500 Bio-Sponge - 1 Pack #CCF329 The Penn Plax Cascade Canister Filter Bio-Sponge keeps your aquarium water clean and clear. The Bio-Sponge also extends the life of carbon and biological media by... more

    $6.23

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    Cascade Bio Sponges 1200/1500 Bio Sponge

    Cascade Bio Sponges 1200/1500 Bio Sponge

    Optimizes colonization of beneficial aerobic bacteria, while removing ammonia and nitrites. 1 sponge per pack. more

    $5.99 $4.79

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    PetSolutions

    (25,000+)
    Cascade Bio Sponges 500 Bio Sponge

    Cascade Bio Sponges 500 Bio Sponge

    Optimizes colonization of beneficial aerobic bacteria, while removing ammonia and nitrites. 1 sponge per pack. more

    $5.49 $4.39

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    PetSolutions

    (25,000+)
    Cascade Bio Sponges 700/1000 Bio Sponge

    Cascade Bio Sponges 700/1000 Bio Sponge

    Optimizes colonization of beneficial aerobic bacteria, while removing ammonia and nitrites. 1 sponge per pack. more

    $5.99 $4.79

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    PetSolutions

    (25,000+)
    Penn Plax Cpf5 Cascade 300 Aquarium Filter 300 Gph

    Penn Plax Cpf5 Cascade 300 Aquarium Filter 300 Gph

    Penn Plax CPF5 Cascade 300 Aquarium Filter 300 GPHFeatures: • For aquariums up to 100 gallons • Pumps 300 G.P.H. • Polyfiber Floss Cartridge • Activated Carbon Cartridge Internal Sponge Cascade 300 Aquarium Filter - A Revolutionary Bio-Falls... more

    $72.38 $48.74

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    Penn Plax Cpf4 Cascade 200 Aquarium Filter 185 Gph

    Penn Plax Cpf4 Cascade 200 Aquarium Filter 185 Gph

    Penn Plax CPF4 Cascade 200 Aquarium Filter 185 GPHFeatures: • For aquariums up to 55 gallons • Pumps 185 G.P.H. • Polyfiber Floss Cartridge • Activated Carbon Cartridge Internal Sponge Cascade 200 Aquarium Filter - A Revolutionary Bio-Falls... more

    $63.19 $42.55

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    Penn Plax CPF1 Cascade 80 Aquarium Filter 80 GPH

    Penn Plax CPF1 Cascade 80 Aquarium Filter 80 GPH

    Features: • For aquariums up to 10 gallons • Pumps 80 G.P.H. • Polyfiber Floss Cartridge • Activated Carbon Cartridge Internal Sponge Revolutionary Bio-Falls Quad-Filtration System! Plus the Polyfiber Floss Cartridge traps floating particulate matter.... more

    $49.64 $33.42

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    Penn-Plax SpongeBob Scuba Diver

    Penn-Plax SpongeBob Scuba Diver

    Penn-Plax SpongeBob Scuba DiverPersonalize your aquarium with unique Penn-Plax underwater decor. The Penn-Plax SpongeBob Scuba Diver brings one of your favorite cartoon characters to life right in your own aquarium or fish bowl. The Penn-Plax SpongeBob... more

    $26.99

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    Penn Plax Nickelodeon SpongeBob SquarePants Gary Ornament

    Penn Plax Nickelodeon SpongeBob SquarePants Gary Ornament

    Ornament. Nickelodeon character Gary resin more

    $26.31

    FREE shipping

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    Spongebob Mini 6Pc Ornaments Penn Plax Inc

    Spongebob Mini 6Pc Ornaments Penn Plax Inc

    Gift Pack more

    $18.90

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    Spongebob In Chair Ornament Penn Plax Inc

    Spongebob In Chair Ornament Penn Plax Inc

    $11.91

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