You're in Fish Supplies

Need a Personal Shopper?

Subscribe to
Bizrate emails for the hottest
deals & products
,
PLUS a chance to

WIN $25

sign me up!

New winners chosen weekly.
No purchase necessary.

Best Seller
SmartClean Power Filter with EcoRenew Filter Cartridge, 400 Gallons

SmartClean Power Filter with EcoRenew Filter Cartridge, 400 Gallons

Elevate your aquarium care with the Aqueon SmartClean Power Filter - an advanced filtration system that keeps aquarium water clear and healthy while simplifying monthly water changes. SmartClean Technology simplifies water changes in three easy steps:... ... more

SmartClean Power Filter with EcoRenew Filter Cartridge, 400 Gallons

Elevate your aquarium care with the Aqueon SmartClean Power Filter - an advanced filtration system that keeps aquarium water clear and healthy while simplifying monthly water changes. SmartClean Technology simplifies water changes in three easy steps:...

Petco.com

$79.99

go to store
G6 Pre-Filter Cartridge

G6 Pre-Filter Cartridge

The Fluval G6 Pre-Filter Cartridge is a daily use cartridge specifically designed for the G6 Advanced Filtration System. It has superior filtration capabilities and will trap suspended debris, leaving your water crystal clear and healthy for your fish.... ... more

G6 Pre-Filter Cartridge

The Fluval G6 Pre-Filter Cartridge is a daily use cartridge specifically designed for the G6 Advanced Filtration System. It has superior filtration capabilities and will trap suspended debris, leaving your water crystal clear and healthy for your fish....

Petco.com

$39.99

go to store
Best Seller
Whisper Bio-Bag Filter Cartridges for Aquarium Filtration, Small, Pack of 6, 6 CT

Whisper Bio-Bag Filter Cartridges for Aquarium Filtration, Small, Pack of 6, 6 CT

Tetra Whisper Filter Cartridges help keep aquarium water sparkling clean. The dual-sided mesh catches debris and fish waste, and Ultra-Activated carbon removes odors and discoloration. These filters are ready to use for your convenience. An aquarium... ... more

Whisper Bio-Bag Filter Cartridges for Aquarium Filtration, Small, Pack of 6, 6 CT

Tetra Whisper Filter Cartridges help keep aquarium water sparkling clean. The dual-sided mesh catches debris and fish waste, and Ultra-Activated carbon removes odors and discoloration. These filters are ready to use for your convenience. An aquarium...

Petco.com

$9.99

go to store
Tucker Murphy Pet™ 2-Gallon Aquarium Starter Kit w/ 7 Colors LED Light & Power Filter in Black;clear | Wayfair A93EBAB75A0846999E3E988142B7FE74

Tucker Murphy Pet™ 2-Gallon Aquarium Starter Kit w/ 7 Colors LED Light & Power Filter in Black;clear | Wayfair A93EBAB75A0846999E3E988142B7FE74

INCLUDES Fish tank, LED lighting with multiple color choices, full hood, power filter, XS filter cartridge, and illustrated setup guide. DAZZLING COLORS Energy-efficient LED lighting with 7 dazzling color selections to brightly illuminate your fish,... ... more

Tucker Murphy Pet™ 2-Gallon Aquarium Starter Kit w/ 7 Colors LED Light & Power Filter in Black;clear | Wayfair A93EBAB75A0846999E3E988142B7FE74

INCLUDES Fish tank, LED lighting with multiple color choices, full hood, power filter, XS filter cartridge, and illustrated setup guide. DAZZLING COLORS Energy-efficient LED lighting with 7 dazzling color selections to brightly illuminate your fish,...

Wayfair

$199.99 $119.99

FREE shipping

go to store
Archie & Oscar™ Glass LED Aquarium Kit, Hidden Filtration, Black black/grayGlass (cost efficient & easy to clean) in Black;clear | 5 gallons | Wayfair

Archie & Oscar™ Glass LED Aquarium Kit, Hidden Filtration, Black black/grayGlass (cost efficient & easy to clean) in Black;clear | 5 gallons | Wayfair

This product 5 Gallon Portrait Kit is a five gallon curved glass aquarium. The kit includes 3-stage hidden filtration with a Rite-Size Z Cartridge, Bio-Foam, and an adjustable flow filter pump. The bright white and blue energy-efficient LED light is... ... more

Archie & Oscar™ Glass LED Aquarium Kit, Hidden Filtration, Black black/grayGlass (cost efficient & easy to clean) in Black;clear | 5 gallons | Wayfair

This product 5 Gallon Portrait Kit is a five gallon curved glass aquarium. The kit includes 3-stage hidden filtration with a Rite-Size Z Cartridge, Bio-Foam, and an adjustable flow filter pump. The bright white and blue energy-efficient LED light is...

Wayfair

$296.99 $209.99

FREE shipping

go to store
Archie & Oscar™ Aquarium Fish Tank Kits, Includes Fish Tank Decorations & LED Lighting Acrylic (shatterproof w/ great clarity) in Gray | Wayfair

Archie & Oscar™ Aquarium Fish Tank Kits, Includes Fish Tank Decorations & LED Lighting Acrylic (shatterproof w/ great clarity) in Gray | Wayfair

INCLUDES ALL THE ESSENTIALS This 5 gallon kit includes a seamless, crescent-shaped tank, Tetra Whisper Bio-Bag Filter Cartridge, black canopy with convenient feeding hole and energy-efficient blue LED lighting. Hidden blue LED lights are incorporated... ... more

Archie & Oscar™ Aquarium Fish Tank Kits, Includes Fish Tank Decorations & LED Lighting Acrylic (shatterproof w/ great clarity) in Gray | Wayfair

INCLUDES ALL THE ESSENTIALS This 5 gallon kit includes a seamless, crescent-shaped tank, Tetra Whisper Bio-Bag Filter Cartridge, black canopy with convenient feeding hole and energy-efficient blue LED lighting. Hidden blue LED lights are incorporated...

Wayfair

$259.99 $163.99

FREE shipping

go to store
Whisper Bio-Bag Filter Cartridges for Aquarium Filtration, X-Small, Pack of 4, 4 CT

Whisper Bio-Bag Filter Cartridges for Aquarium Filtration, X-Small, Pack of 4, 4 CT

Tetra Whisper Filter Cartridges help keep aquarium water sparkling clean. The dual-sided mesh catches debris and fish waste, and Ultra-Activated carbon removes odors and discoloration. These filters are ready to use for your convenience. An aquarium... ... more

Whisper Bio-Bag Filter Cartridges for Aquarium Filtration, X-Small, Pack of 4, 4 CT

Tetra Whisper Filter Cartridges help keep aquarium water sparkling clean. The dual-sided mesh catches debris and fish waste, and Ultra-Activated carbon removes odors and discoloration. These filters are ready to use for your convenience. An aquarium...

Petco.com

$5.99

go to store
Coconut Carbon and Zeolite B/C Filter Cartridge 4" L X 2.13" W, 4 IN

Coconut Carbon and Zeolite B/C Filter Cartridge 4" L X 2.13" W, 4 IN

This Imagitarium filter uses a blend of Coconut Carbon and Zeolite to help reduce the impacts of impurities and ammonia levels in your aquarium. water. ... more

Coconut Carbon and Zeolite B/C Filter Cartridge 4" L X 2.13" W, 4 IN

This Imagitarium filter uses a blend of Coconut Carbon and Zeolite to help reduce the impacts of impurities and ammonia levels in your aquarium. water.

Petco.com

$4.99

go to store
SmartClean Power Filter with EcoRenew Filter Cartridge 250 Gallons

SmartClean Power Filter with EcoRenew Filter Cartridge 250 Gallons

Elevate your aquarium care with the Aqueon SmartClean Power Filter - an advanced filtration system that keeps aquarium water clear and healthy while simplifying monthly water changes. SmartClean Technology simplifies water changes in three easy steps:... ... more

SmartClean Power Filter with EcoRenew Filter Cartridge 250 Gallons

Elevate your aquarium care with the Aqueon SmartClean Power Filter - an advanced filtration system that keeps aquarium water clear and healthy while simplifying monthly water changes. SmartClean Technology simplifies water changes in three easy steps:...

Petco.com

$59.99

go to store
SmartClean Power Filter with EcoRenew Filter Cartridge 125 Gallons

SmartClean Power Filter with EcoRenew Filter Cartridge 125 Gallons

Elevate your aquarium care with the Aqueon SmartClean Power Filter - an advanced filtration system that keeps aquarium water clear and healthy while simplifying monthly water changes. SmartClean Technology simplifies water changes in three easy steps:... ... more

SmartClean Power Filter with EcoRenew Filter Cartridge 125 Gallons

Elevate your aquarium care with the Aqueon SmartClean Power Filter - an advanced filtration system that keeps aquarium water clear and healthy while simplifying monthly water changes. SmartClean Technology simplifies water changes in three easy steps:...

Petco.com

$39.99

go to store
SmartClean Power Filter with EcoRenew Filter Cartridge, 100 Gallons

SmartClean Power Filter with EcoRenew Filter Cartridge, 100 Gallons

Elevate your aquarium care with the Aqueon SmartClean Power Filter - an advanced filtration system that keeps aquarium water clear and healthy while simplifying monthly water changes. SmartClean Technology simplifies water changes in three easy steps:... ... more

SmartClean Power Filter with EcoRenew Filter Cartridge, 100 Gallons

Elevate your aquarium care with the Aqueon SmartClean Power Filter - an advanced filtration system that keeps aquarium water clear and healthy while simplifying monthly water changes. SmartClean Technology simplifies water changes in three easy steps:...

Petco.com

$29.99

go to store
Supreme EZ Clean Internal Aquarium Filter (Dual Cartridge), Standard

Supreme EZ Clean Internal Aquarium Filter (Dual Cartridge), Standard

The EZ-Clean Dual Cartridge Internal filter offers a unique alternative to traditional internal filters. Its large, cartridge based filter system offers mechanical, biological and chemical filtration for small aquariums. The filter offers aeration of... ... more

Supreme EZ Clean Internal Aquarium Filter (Dual Cartridge), Standard

The EZ-Clean Dual Cartridge Internal filter offers a unique alternative to traditional internal filters. Its large, cartridge based filter system offers mechanical, biological and chemical filtration for small aquariums. The filter offers aeration of...

Petco.com

$52.99

go to store
Supreme EZ Clean Internal Aquarium Filter (Single Cartridge), Standard

Supreme EZ Clean Internal Aquarium Filter (Single Cartridge), Standard

The EZ-Clean Single Cartridge Internal filter offers a unique alternative to traditional internal filters. Its large, cartridge based filter system offers mechanical, biological and chemical filtration for small aquariums. The filter offers aeration of... ... more

Supreme EZ Clean Internal Aquarium Filter (Single Cartridge), Standard

The EZ-Clean Single Cartridge Internal filter offers a unique alternative to traditional internal filters. Its large, cartridge based filter system offers mechanical, biological and chemical filtration for small aquariums. The filter offers aeration of...

Petco.com

$41.99

go to store
Whisper Bio-Bag Large Disposable Filter Cartridges for Aquariums Count of 3

Whisper Bio-Bag Large Disposable Filter Cartridges for Aquariums Count of 3

Clear water made simple.They're tough on debris:Ultra-activated carbon absorbs odors and discoloration better than competing brands.Dense, dual-sided mesh catches debris and fish waste.More debris-trapping mesh than other products.And easy on... ... more

Whisper Bio-Bag Large Disposable Filter Cartridges for Aquariums Count of 3

Clear water made simple.They're tough on debris:Ultra-activated carbon absorbs odors and discoloration better than competing brands.Dense, dual-sided mesh catches debris and fish waste.More debris-trapping mesh than other products.And easy on...

Petco.com

$10.99

go to store
Whisper Bio-Bag Medium Disposable Filter Cartridges for Aquariums, 3 Count, 3 CT

Whisper Bio-Bag Medium Disposable Filter Cartridges for Aquariums, 3 Count, 3 CT

Clear water made simple.They're tough on debris:Ultra-activated carbon absorbs odors and discoloration better than competing brands.Dense, dual-sided mesh catches debris and fish waste.More debris-trapping mesh than other products.And easy on... ... more

Whisper Bio-Bag Medium Disposable Filter Cartridges for Aquariums, 3 Count, 3 CT

Clear water made simple.They're tough on debris:Ultra-activated carbon absorbs odors and discoloration better than competing brands.Dense, dual-sided mesh catches debris and fish waste.More debris-trapping mesh than other products.And easy on...

Petco.com

$11.99

go to store
Whisper Bio-Bag Large Disposable Filter Cartridges for Aquariums, 12 Count

Whisper Bio-Bag Large Disposable Filter Cartridges for Aquariums, 12 Count

The dense, dual-sided mesh catches debris and fish waste. Ultra-Activated carbon absorbs odors. Use these replacement filter cartridges in your water filter - each package is color-coded to make it simple to remember which size to purchase. Clear water... ... more

Whisper Bio-Bag Large Disposable Filter Cartridges for Aquariums, 12 Count

The dense, dual-sided mesh catches debris and fish waste. Ultra-Activated carbon absorbs odors. Use these replacement filter cartridges in your water filter - each package is color-coded to make it simple to remember which size to purchase. Clear water...

Petco.com

$20.99

go to store
Whisper Bio-Bag Medium Disposable Filter Cartridges for Aquariums, 12 Count, 12 CT

Whisper Bio-Bag Medium Disposable Filter Cartridges for Aquariums, 12 Count, 12 CT

Ultra-Activated carbon absorbs odors. Use these replacement filter cartridges in your water filter - each package is color-coded to make it simple to remember which size to purchase. These replacement filters are assembled and ready to use for your... ... more

Whisper Bio-Bag Medium Disposable Filter Cartridges for Aquariums, 12 Count, 12 CT

Ultra-Activated carbon absorbs odors. Use these replacement filter cartridges in your water filter - each package is color-coded to make it simple to remember which size to purchase. These replacement filters are assembled and ready to use for your...

Petco.com

$22.99

go to store
G3 Chemical Filter Cartridge

G3 Chemical Filter Cartridge

This bad boy is designed to work with the Fluval G3 Filtration System and will take your aquarium game to the next level. ... more

G3 Chemical Filter Cartridge

This bad boy is designed to work with the Fluval G3 Filtration System and will take your aquarium game to the next level.

Petco.com

$17.99

go to store
Replacement H Mini Filter Cartridges, Pack of 3, 3 GM

Replacement H Mini Filter Cartridges, Pack of 3, 3 GM

These premium cartridges help make your aquarium cleaner by removing unwanted fish waste and other debris, keeping your fish healthy and lively. Replace cartridge every 2 to 4 weeks depending on the amount of fish and number of daily feedings, simply... ... more

Replacement H Mini Filter Cartridges, Pack of 3, 3 GM

These premium cartridges help make your aquarium cleaner by removing unwanted fish waste and other debris, keeping your fish healthy and lively. Replace cartridge every 2 to 4 weeks depending on the amount of fish and number of daily feedings, simply...

Petco.com

$4.99

go to store
G3 Pre-Filter Cartridge

G3 Pre-Filter Cartridge

This daily use cartridge is specifically designed for the G3 Advanced Filtration System, and it's here to trap all that pesky debris that's mucking up your aquarium. Plus, it's a no-bypass system, so you know it's working as hard as possible to keep... ... more

G3 Pre-Filter Cartridge

This daily use cartridge is specifically designed for the G3 Advanced Filtration System, and it's here to trap all that pesky debris that's mucking up your aquarium. Plus, it's a no-bypass system, so you know it's working as hard as possible to keep...

Petco.com

$49.99

go to store
BioStyle Replacement Filter Cartridge, Pack of 2, .26 LB

BioStyle Replacement Filter Cartridge, Pack of 2, .26 LB

The BioStyle Multi-Stage Filter Cartridge provides 5-in-1 filtration which ensures clean, healthy, and clear water for your aquarium. Each Multi-Stage Cartridge includes a filter foam, three chemical media mix and filter fleece. These disposable... ... more

BioStyle Replacement Filter Cartridge, Pack of 2, .26 LB

The BioStyle Multi-Stage Filter Cartridge provides 5-in-1 filtration which ensures clean, healthy, and clear water for your aquarium. Each Multi-Stage Cartridge includes a filter foam, three chemical media mix and filter fleece. These disposable...

Petco.com

$11.99

go to store
MiniBow Replacement Filter Cartridges, Small, Pack of 6, 6 CT

MiniBow Replacement Filter Cartridges, Small, Pack of 6, 6 CT

Take the plunge into crystal-clear, healthy aquarium water with Aqueon MiniBow Replacement Filter Cartridges. These preassembled powerhouses install quicker than a fish can swim and are packed with patented dual-sided dense-floss cartridges to tackle... ... more

MiniBow Replacement Filter Cartridges, Small, Pack of 6, 6 CT

Take the plunge into crystal-clear, healthy aquarium water with Aqueon MiniBow Replacement Filter Cartridges. These preassembled powerhouses install quicker than a fish can swim and are packed with patented dual-sided dense-floss cartridges to tackle...

Petco.com

$15.95

go to store
G6 Chemical Filter Cartridge

G6 Chemical Filter Cartridge

Made for use with the Fluval G6 Filtration System, this cartridge is a reusable wonder that can hold most loose or granulated chemical filter media down to 0.2mm in diameter. ... more

G6 Chemical Filter Cartridge

Made for use with the Fluval G6 Filtration System, this cartridge is a reusable wonder that can hold most loose or granulated chemical filter media down to 0.2mm in diameter.

Petco.com

$23.49

go to store
Large Power Filter Replacement Cartridges, 8 OZ

Large Power Filter Replacement Cartridges, 8 OZ

For fresh & saltwater aquariums. Convenient & ready to use, these filters remove impurities, odors & discoloration with high-grade activated carbon for water clarity. ... more

Large Power Filter Replacement Cartridges, 8 OZ

For fresh & saltwater aquariums. Convenient & ready to use, these filters remove impurities, odors & discoloration with high-grade activated carbon for water clarity.

Petco.com

$9.99

go to store
QuietFlow Internal Replacement Filter Cartridges, Small, Pack of 2

QuietFlow Internal Replacement Filter Cartridges, Small, Pack of 2

Your fish deserve the same refreshing treatment as you after a spa day, and Aqueon QuietFlow Internal Replacement Filter Cartridges can provide just that. These cartridges work tirelessly to keep your fish's home crystal clear and fresh. ... more

QuietFlow Internal Replacement Filter Cartridges, Small, Pack of 2

Your fish deserve the same refreshing treatment as you after a spa day, and Aqueon QuietFlow Internal Replacement Filter Cartridges can provide just that. These cartridges work tirelessly to keep your fish's home crystal clear and fresh.

Petco.com

$9.95

go to store
Marineland Ready-To-Use Filter Cartridges for System 3 and Explorer

Marineland Ready-To-Use Filter Cartridges for System 3 and Explorer

Three-pack of custom designed filters for Eclipse System Three and Eclipse Explorer.Preassembled Eclipse Filter Cartridges provide superior mechanical and chemical filtration--screening out dirt as they remove discoloration, odor-causing waste, and... ... more

Marineland Ready-To-Use Filter Cartridges for System 3 and Explorer

Three-pack of custom designed filters for Eclipse System Three and Eclipse Explorer.Preassembled Eclipse Filter Cartridges provide superior mechanical and chemical filtration--screening out dirt as they remove discoloration, odor-causing waste, and...

Petco.com

$6.50

go to store
Marineland r Ready-To-Use Filter Cartridges Pack of 4, 4 CT

Marineland r Ready-To-Use Filter Cartridges Pack of 4, 4 CT

Custom designed for Emperor and Emperor 280 Filter Systems. Mechanical and chemical filtration in a ready-to-use cartridge--no messy assembly required. Changes in an instant. Makes water sparkle. The Emperor Cartridge combines with Emperor's Bio-Wheel... ... more

Marineland r Ready-To-Use Filter Cartridges Pack of 4, 4 CT

Custom designed for Emperor and Emperor 280 Filter Systems. Mechanical and chemical filtration in a ready-to-use cartridge--no messy assembly required. Changes in an instant. Makes water sparkle. The Emperor Cartridge combines with Emperor's Bio-Wheel...

Petco.com

$14.99

go to store
Biocube Filter Cartridge, Pack of 2

Biocube Filter Cartridge, Pack of 2

The Biocube premium filter cartridges feature dual-action filtration. The dense woven floss acts as a prefilter to clear detritus and debris while the activated carbon removes odor, organics and discoloration. The rigid frame ensures that water passes... ... more

Biocube Filter Cartridge, Pack of 2

The Biocube premium filter cartridges feature dual-action filtration. The dense woven floss acts as a prefilter to clear detritus and debris while the activated carbon removes odor, organics and discoloration. The rigid frame ensures that water passes...

Petco.com

$7.47

go to store
Carbon Filter Replacement Cartridge 3-Pack Small

Carbon Filter Replacement Cartridge 3-Pack Small

The Imagitarium Carbon Filter Replacement Cartridge 3-Pack includes three disposable and easy-to-use cartridges so your filter can trap unhealthy particulate matter. Each refill also helps provide biological filtration by cultivating and maintaining... ... more

Carbon Filter Replacement Cartridge 3-Pack Small

The Imagitarium Carbon Filter Replacement Cartridge 3-Pack includes three disposable and easy-to-use cartridges so your filter can trap unhealthy particulate matter. Each refill also helps provide biological filtration by cultivating and maintaining...

Petco.com

$4.99

go to store
Marineland r Ready-To-Use Filter Cartridges, Pack of 2, 2 CT

Marineland r Ready-To-Use Filter Cartridges, Pack of 2, 2 CT

Custom designed for Emperor and Emperor 280 Filter Systems. Mechanical and chemical filtration in a ready-to-use cartridge--no messy assembly required. Changes in an instant. Makes water sparkle. The Emperor Cartridge combines with Emperor's Bio-Wheel... ... more

Marineland r Ready-To-Use Filter Cartridges, Pack of 2, 2 CT

Custom designed for Emperor and Emperor 280 Filter Systems. Mechanical and chemical filtration in a ready-to-use cartridge--no messy assembly required. Changes in an instant. Makes water sparkle. The Emperor Cartridge combines with Emperor's Bio-Wheel...

Petco.com

$8.29

go to store
Replacement Filter Cartridges Medium Pack of 12, 12 CT

Replacement Filter Cartridges Medium Pack of 12, 12 CT

An aquarium is like a little slice of the ocean right in your living room, but sometimes keeping it healthy and crystal-clear can be a bit of a challenge. That's why we're stoked to introduce you to our Aqueon Replacement Filter Cartridges in a pack of... ... more

Replacement Filter Cartridges Medium Pack of 12, 12 CT

An aquarium is like a little slice of the ocean right in your living room, but sometimes keeping it healthy and crystal-clear can be a bit of a challenge. That's why we're stoked to introduce you to our Aqueon Replacement Filter Cartridges in a pack of...

Petco.com

$29.95

go to store
MiniBow Replacement Filter Cartridges, Small, Pack of 3, 3 CT

MiniBow Replacement Filter Cartridges, Small, Pack of 3, 3 CT

Ready-to-use, preassembled filter cartridges install in seconds and help create crystal-clear, healthy water for your aquarium.Patented dual-sided replaceable dense-floss cartridges filter out more particles and debrisCartridges contain more activated... ... more

MiniBow Replacement Filter Cartridges, Small, Pack of 3, 3 CT

Ready-to-use, preassembled filter cartridges install in seconds and help create crystal-clear, healthy water for your aquarium.Patented dual-sided replaceable dense-floss cartridges filter out more particles and debrisCartridges contain more activated...

Petco.com

$9.49

go to store
Betta Filter Cartridge Pack of 2

Betta Filter Cartridge Pack of 2

Keep your betta's home spick and span with our Aqueon Betta Filter Cartridge Pack of 2. These bad boys are air-operated filters that work wonders in small betta habitats such as bowls and aquariums up to 3 gallons. The replaceable carbon and sponge... ... more

Betta Filter Cartridge Pack of 2

Keep your betta's home spick and span with our Aqueon Betta Filter Cartridge Pack of 2. These bad boys are air-operated filters that work wonders in small betta habitats such as bowls and aquariums up to 3 gallons. The replaceable carbon and sponge...

Petco.com

$3.99

go to store
Rimless Desktop Replacement Filter Cartridge, Pack of 2, .5 LB

Rimless Desktop Replacement Filter Cartridge, Pack of 2, .5 LB

The JBJ Bio Aquarium Filter Cartridge is a the complete (4-Stage) replacement filter cartridge for the JBJ Internal Bio Filter. This allows you to simply pull the old cartridge out and replace with the new 4 Stage Filter Cartridge. The coarse sponge... ... more

Rimless Desktop Replacement Filter Cartridge, Pack of 2, .5 LB

The JBJ Bio Aquarium Filter Cartridge is a the complete (4-Stage) replacement filter cartridge for the JBJ Internal Bio Filter. This allows you to simply pull the old cartridge out and replace with the new 4 Stage Filter Cartridge. The coarse sponge...

Petco.com

$26.00

go to store
Filter Cartridge XSmall 3PK, X-Small

Filter Cartridge XSmall 3PK, X-Small

For those who want to keep their aquarium clean and healthy without breaking the bank, the Aqueon Filter Cartridge XSmall 3PK is here to save the day! This internal filter is not only efficient but also super easy to use. You can hang it on the rim of... ... more

Filter Cartridge XSmall 3PK, X-Small

For those who want to keep their aquarium clean and healthy without breaking the bank, the Aqueon Filter Cartridge XSmall 3PK is here to save the day! This internal filter is not only efficient but also super easy to use. You can hang it on the rim of...

Petco.com

$8.49

go to store
Replacement Filter Cartridges, Medium, Pack of 6, 6 CT

Replacement Filter Cartridges, Medium, Pack of 6, 6 CT

Ready-to-use, preassembled filter cartridges install in seconds and help create crystal-clear, healthy water for your aquarium.Patented dual-sided replaceable dense-floss cartridges filter out more particles and debrisCartridges contain more activated... ... more

Replacement Filter Cartridges, Medium, Pack of 6, 6 CT

Ready-to-use, preassembled filter cartridges install in seconds and help create crystal-clear, healthy water for your aquarium.Patented dual-sided replaceable dense-floss cartridges filter out more particles and debrisCartridges contain more activated...

Petco.com

$16.95

go to store
Replacement Filter Cartridges Large Pack of 6, 6 CT

Replacement Filter Cartridges Large Pack of 6, 6 CT

Ready-to-use, preassembled filter cartridges install in seconds and help create crystal-clear, healthy water for your aquarium.Patented dual-sided replaceable dense-floss cartridges filter out more particles and debrisCartridges contain more activated... ... more

Replacement Filter Cartridges Large Pack of 6, 6 CT

Ready-to-use, preassembled filter cartridges install in seconds and help create crystal-clear, healthy water for your aquarium.Patented dual-sided replaceable dense-floss cartridges filter out more particles and debrisCartridges contain more activated...

Petco.com

$19.95

go to store
Phosphate Filter Cartridge

Phosphate Filter Cartridge

Take your aquarium to the next level with the magical Fluval Phosphate Filter Cartridge! This little wonder gadget is designed to work hand in hand with your Fluval G6 Advanced Filter to remove up to a whopping 3900 mg of pesky phosphate ions from your... ... more

Phosphate Filter Cartridge

Take your aquarium to the next level with the magical Fluval Phosphate Filter Cartridge! This little wonder gadget is designed to work hand in hand with your Fluval G6 Advanced Filter to remove up to a whopping 3900 mg of pesky phosphate ions from your...

Petco.com

$19.99

go to store
Replacement Filter Cartridges, Medium, Pack of 3, 3 CT

Replacement Filter Cartridges, Medium, Pack of 3, 3 CT

Ready-to-use, preassembled filter cartridges install in seconds and help create crystal-clear, healthy water for your aquarium.Patented dual-sided replaceable dense-floss cartridges filter out more particles and debrisCartridges contain more activated... ... more

Replacement Filter Cartridges, Medium, Pack of 3, 3 CT

Ready-to-use, preassembled filter cartridges install in seconds and help create crystal-clear, healthy water for your aquarium.Patented dual-sided replaceable dense-floss cartridges filter out more particles and debrisCartridges contain more activated...

Petco.com

$11.49

go to store
Replacement Filter Cartridges, Large, Pack of 3, 3 CT

Replacement Filter Cartridges, Large, Pack of 3, 3 CT

Ready-to-use, preassembled filter cartridges install in seconds and help create crystal-clear, healthy water for your aquarium.Patented dual-sided replaceable dense-floss cartridges filter out more particles and debrisCartridges contain more activated... ... more

Replacement Filter Cartridges, Large, Pack of 3, 3 CT

Ready-to-use, preassembled filter cartridges install in seconds and help create crystal-clear, healthy water for your aquarium.Patented dual-sided replaceable dense-floss cartridges filter out more particles and debrisCartridges contain more activated...

Petco.com

$10.95

go to store