Fluval Underwater Filter(8)
Uses item details. Price when purchased online
Fluval C2 Power Filter - 5 Stage Filtration $59.99
$5999
current price $59.99Fluval C2 Power Filter - 5 Stage Filtration
104.4 out of 5 Stars. 10 reviews
Fluval C4 Power Filter, 5 Stage Filtration $54.37
$5437
current price $54.37Fluval C4 Power Filter, 5 Stage Filtration
64.5 out of 5 Stars. 6 reviews
Fluval Sea Mini Protein Skimmer $48.49 Was $53.99
Now$4849
current price Now $48.49, Was $53.99$53.99
Fluval Sea Mini Protein Skimmer
32.3 out of 5 Stars. 3 reviews
Fluval U3 Underwater Filter Foam Pad $7.89 $7.89/1
$789
current price $7.89$7.89/1
Fluval U3 Underwater Filter Foam Pad
15 out of 5 Stars. 1 reviews
Fluval U2 Underwater Filter Foam Pad $7.19
$719
current price $7.19Fluval U2 Underwater Filter Foam Pad
44.8 out of 5 Stars. 4 reviews
Fluval U4 Underwater Filter Foam Pad From $6.99
4 options
Available in additional 4 optionsFrom$699
Fluval U4 Underwater Filter Foam Pad
45 out of 5 Stars. 4 reviews
Fluval Underwater Filter Stage 2 Polyester/Carbon Cartridges [Aquarium, Filter Bio-Media] U4 Filter Cartridge (2 Pack)
![Fluval Underwater Filter Stage 2 Polyester/Carbon Cartridges [Aquarium, Filter Bio-Media] U4 Filter Cartridge (2 Pack)](https://i5.walmartimages.com/seo/Fluval-Underwater-Filter-Stage-2-Polyester-Carbon-Cartridges-Aquarium-Filter-Bio-Media-U4-Filter-Cartridge-2-Pack_cd8c8a35-b6bf-4071-921a-d600c46fe734.4523e8b54a1070b8bb0ada76a7e1a822.jpeg?odnHeight=576&odnWidth=576&odnBg=FFFFFF)
Fluval Underwater Filter Stage 2 Polyester/Carbon Cartridges [Aquarium, Filter Bio-Media] U4 Filter Cartridge (2 Pack)
Other options to consider(159)
Fluval FX UVC 6 Watt Clarifier $124.99
$12499
current price $124.99Fluval FX UVC 6 Watt Clarifier
214.4 out of 5 Stars. 21 reviews
Tawatiler Aquarium Filter with U - V Light, 4 in 1 Fish Tank Filter with Timer for Green Water, Turtle Filter with Aeration & Rainfall Mode Green Water Cleaning Filter Pump for Aquarium 10-30 Gallon From $29.99
4 options
Available in additional 4 optionsFrom$2999
Tawatiler Aquarium Filter with U - V Light, 4 in 1 Fish Tank Filter with Timer for Green Water, Turtle Filter with Aeration & Rainfall Mode Green Water Cleaning Filter Pump for Aquarium 10-30 Gallon
153.5 out of 5 Stars. 15 reviews
HIBIBUD Submersible Aquarium Filter AP-300L - 3W Quiet Fish Tank Filter with Adjustable Air Intake, Waterfall Design Filter for Freshwater Tropical Fish and Shrimp Tanks $11.00
$1100
current price $11.00HIBIBUD Submersible Aquarium Filter AP-300L - 3W Quiet Fish Tank Filter with Adjustable Air Intake, Waterfall Design Filter for Freshwater Tropical Fish and Shrimp Tanks
FINAQUA Submersible Aquarium Filter Powerful Internal for 20-75Gallon Tanks | Ideal for Large Fish, Turtles & Koi Ponds | All-in-One Aeration, Deodorization $23.99 Was $31.99
Now$2399
current price Now $23.99, Was $31.99$31.99
FINAQUA Submersible Aquarium Filter Powerful Internal for 20-75Gallon Tanks | Ideal for Large Fish, Turtles & Koi Ponds | All-in-One Aeration, Deodorization
204.5 out of 5 Stars. 20 reviews
Marineland Penguin Power Filter, 200B - 30 to 50 gal - 200 GPH $36.89
$3689
current price $36.89Marineland Penguin Power Filter, 200B - 30 to 50 gal - 200 GPH
934.2 out of 5 Stars. 93 reviews
Betta Fish Filter Aquarium Internal Filter for 2-15 Gallon Fish Turtle Tank Biochemical 3 in 1 Oxygen Air and Submersible $21.56
$2156
current price $21.56Betta Fish Filter Aquarium Internal Filter for 2-15 Gallon Fish Turtle Tank Biochemical 3 in 1 Oxygen Air and Submersible
ACDANC Aquarium Internal Filter for 10-40 Gallon, Submersible Fish Tank Pump for Freshwater Saltwater, Compact Turbo Water Cleaner for Turtle Tank $21.38
$2138
current price $21.38ACDANC Aquarium Internal Filter for 10-40 Gallon, Submersible Fish Tank Pump for Freshwater Saltwater, Compact Turbo Water Cleaner for Turtle Tank
NFTIGB Aquarium Internal Filter, Low Water Level Circulatory Canister Tank Filters for Fish and Turtle, Corded Electric Quiet Water Filtration System (17 cm / 6.69 inches) $18.90
$1890
current price $18.90NFTIGB Aquarium Internal Filter, Low Water Level Circulatory Canister Tank Filters for Fish and Turtle, Corded Electric Quiet Water Filtration System (17 cm / 6.69 inches)
Reduced price PHLARE Aquatics UV Aquarium Filter - External U-V Light for Fresh & Saltwater Tanks and Ponds - 9 Watts $38.98 Was $49.99
Reduced price
Now$3898
current price Now $38.98, Was $49.99$49.99
PHLARE Aquatics UV Aquarium Filter - External U-V Light for Fresh & Saltwater Tanks and Ponds - 9 Watts
104.4 out of 5 Stars. 10 reviews
Marineland Penguin Bio-Wheel 75 GPH Power Filter, Multi-Stage Aquarium Filtration up to 10 Gallons From $16.51
3 options
Available in additional 3 optionsFrom$1651
Marineland Penguin Bio-Wheel 75 GPH Power Filter, Multi-Stage Aquarium Filtration up to 10 Gallons
1314.3 out of 5 Stars. 131 reviews
VNEKVA 3-Layer Fish Tank Filter Box with 25W Pump, Adjustable Inlet & 3 Filter Pads, Wet Dry Drip Filtration System for 10-55 Gallon Fish and Turtle Tanks $56.99
$5699
current price $56.99VNEKVA 3-Layer Fish Tank Filter Box with 25W Pump, Adjustable Inlet & 3 Filter Pads, Wet Dry Drip Filtration System for 10-55 Gallon Fish and Turtle Tanks
HIBIBUD Mini Internal Aquarium Filter for 10-50 Gallon Tanks, Low Water Level Purifier for Fish and Turtles, Quiet Water Circulation and Oxygen Pump $10.62
$1062
current price $10.62HIBIBUD Mini Internal Aquarium Filter for 10-50 Gallon Tanks, Low Water Level Purifier for Fish and Turtles, Quiet Water Circulation and Oxygen Pump
FINAQUA 106 GPH Hang-On Aquarium Filter with Dual Chambers & Surface Skimmer, Adjustable Flow Rate, Ideal for 520 Gallon Freshwater and Saltwater Aquariums $24.99
$2499
current price $24.99FINAQUA 106 GPH Hang-On Aquarium Filter with Dual Chambers & Surface Skimmer, Adjustable Flow Rate, Ideal for 520 Gallon Freshwater and Saltwater Aquariums
FINAQUA 74 GPH Hang-On Aquarium Filter with Surface Skimmer & Adjustable Flow, for 510 Gallon Fish & Turtle Tanks $18.99
$1899
current price $18.99FINAQUA 74 GPH Hang-On Aquarium Filter with Surface Skimmer & Adjustable Flow, for 510 Gallon Fish & Turtle Tanks
Marineland Magniflow 160 Canister Filter for Aquariums up to 30 Gallons, 1 Count $115.57 $115.57/count
$11557
current price $115.57$115.57/count
Marineland Magniflow 160 Canister Filter for Aquariums up to 30 Gallons, 1 Count
34.7 out of 5 Stars. 3 reviews
HIBIBUD Aquarium Internal Filter for 10-50 Gallon Tanks, Mini Aquarium Fish Turtle Tank Quiet Purifier Water Internal Filter Oxygen Pump, Running with Very Low Noise $10.62
$1062
current price $10.62HIBIBUD Aquarium Internal Filter for 10-50 Gallon Tanks, Mini Aquarium Fish Turtle Tank Quiet Purifier Water Internal Filter Oxygen Pump, Running with Very Low Noise
Osfvolr Turtle Tank Filter 74GPH, Low Water Level Turtle Tank 3.5W Fish Tank Aquarium Filters for Tanks Up to 15 Gallons US Plug $14.69
$1469
current price $14.69Osfvolr Turtle Tank Filter 74GPH, Low Water Level Turtle Tank 3.5W Fish Tank Aquarium Filters for Tanks Up to 15 Gallons US Plug
Suodoka Premium Aquarium Internal Filter, Low Water Level Circulatory Canister Filters for Fish Turtle Tank, Multi-Stage Quiet Water Filtration System, 6.69x3.15x3.15 inches / 17x8x8 cm $24.90
$2490
current price $24.90Suodoka Premium Aquarium Internal Filter, Low Water Level Circulatory Canister Filters for Fish Turtle Tank, Multi-Stage Quiet Water Filtration System, 6.69x3.15x3.15 inches / 17x8x8 cm
Flash Deal FINAQUA Aquarium Internal Filter, Suitable for 315 Gallons (Approx. 9.645.4 Liters) Ideal for Turtle Tanks, Reptile/Amphibian Enclosures, Frog Habitats, Cichlid Tanks, and New Aquariums. $14.37 Was $25.99
Flash Deal
Now$1437
current price Now $14.37, Was $25.99$25.99
FINAQUA Aquarium Internal Filter, Suitable for 315 Gallons (Approx. 9.645.4 Liters) Ideal for Turtle Tanks, Reptile/Amphibian Enclosures, Frog Habitats, Cichlid Tanks, and New Aquariums.
215 out of 5 Stars. 21 reviews
CURYMAY Hang On Aquarium Filter, Waterfall Flow Bio-Filtration Pump, Low Level Water Cleaner for Turtle, Shrimp, Frog, Crab $12.57
$1257
current price $12.57CURYMAY Hang On Aquarium Filter, Waterfall Flow Bio-Filtration Pump, Low Level Water Cleaner for Turtle, Shrimp, Frog, Crab
Yajisi Quiet Turtle Tank Filter for Low Water Level Aquariums, Small Fish Tank Internal Waterfall Pump, Efficient Filtration System QL-05 US Plug $22.01
$2201
current price $22.01Yajisi Quiet Turtle Tank Filter for Low Water Level Aquariums, Small Fish Tank Internal Waterfall Pump, Efficient Filtration System QL-05 US Plug
DaToo 265GPH Turtle Tank Filter 16W High Flow-Rate Adjustable Turtle Filter Fish Tank Filter Silent Waterfall Aquarium Filter for Low Water Level Fish Tank from 30 to 55 Gallon $34.99 Was $39.99
Now$3499
current price Now $34.99, Was $39.99$39.99
DaToo 265GPH Turtle Tank Filter 16W High Flow-Rate Adjustable Turtle Filter Fish Tank Filter Silent Waterfall Aquarium Filter for Low Water Level Fish Tank from 30 to 55 Gallon
AQUATOP 264 GPH Internal Filter with 9 Watt UV Sterilization SP9-UV $110.99
$11099
current price $110.99AQUATOP 264 GPH Internal Filter with 9 Watt UV Sterilization SP9-UV
15 out of 5 Stars. 1 reviews
HIBIBUD Fish Tank Filter Quiet Operation Aquarium Filter for 50L/90L Fish Tanks Multi-Layer Aquatic Filtration System with Waterfall Oxygenation $26.10
$2610
current price $26.10HIBIBUD Fish Tank Filter Quiet Operation Aquarium Filter for 50L/90L Fish Tanks Multi-Layer Aquatic Filtration System with Waterfall Oxygenation
12 out of 5 Stars. 1 reviews
Fluval U-Sereis Underwater Filter Foam Pads [Aquarium, Filter Pads] Foam Pad For U3 Filter (2 Pack) $18.95
![Fluval U-Sereis Underwater Filter Foam Pads [Aquarium, Filter Pads] Foam Pad For U3 Filter (2 Pack)](https://i5.walmartimages.com/seo/Fluval-U-Sereis-Underwater-Filter-Foam-Pads-Aquarium-Filter-Pads-Foam-Pad-For-U3-Filter-2-Pack_e1bf0d82-f65a-42e0-80c2-0e5cee7c3d08.f65daac8331f80c2f7a9e04247938e20.jpeg?odnHeight=576&odnWidth=576&odnBg=FFFFFF)
$1895
current price $18.95Fluval U-Sereis Underwater Filter Foam Pads [Aquarium, Filter Pads] Foam Pad For U3 Filter (2 Pack)
Aquatop Forza 3 UV Premium Canister Filter, 7W UV, 185 GPH for 29-55 Gallon Fish Tanks, UV for Crystal Clear Water, Great for Salt & Freshwater Tanks, Including Aquarium Filter Media, FZ3-UV $109.99
$10999
current price $109.99Aquatop Forza 3 UV Premium Canister Filter, 7W UV, 185 GPH for 29-55 Gallon Fish Tanks, UV for Crystal Clear Water, Great for Salt & Freshwater Tanks, Including Aquarium Filter Media, FZ3-UV
12 out of 5 Stars. 1 reviews
Aquael Turbo 500 Internal Aquarium Filter, 132 GPH, Mechanical & Biological Filtration, for Freshwater Tanks Up to 40 gal $38.99
$3899
current price $38.99Aquael Turbo 500 Internal Aquarium Filter, 132 GPH, Mechanical & Biological Filtration, for Freshwater Tanks Up to 40 gal
15 out of 5 Stars. 1 reviews
Clearance Necvior Practical Quiet Fish Tank Water Filter Waterfall Aquarium Filter for Office Home Was $13.62
Clearance
Necvior Practical Quiet Fish Tank Water Filter Waterfall Aquarium Filter for Office Home
ACDANC Aquarium Internal Filter, Green Water Clean Machine Algal Killing Swirl Turbo Design for 10-40 Gal, Small Fish Turtle Tank Submersible Powerful Canister Pump Saltwater Freshwater $21.38
$2138
current price $21.38ACDANC Aquarium Internal Filter, Green Water Clean Machine Algal Killing Swirl Turbo Design for 10-40 Gal, Small Fish Turtle Tank Submersible Powerful Canister Pump Saltwater Freshwater
HOOWIFFY Biochemical Filter for Fish Tanks, Blue Plastic, Aquarium Supplies $14.33
$1433
current price $14.33HOOWIFFY Biochemical Filter for Fish Tanks, Blue Plastic, Aquarium Supplies
MONTERA 2026 New Mini Air Driven Sponge Aquarium Filter for 0.5-5 Gallon Small Fish Tank for Betta, Goldfish, Guppy, Shrimp, Turtle $7.87
$787
current price $7.87MONTERA 2026 New Mini Air Driven Sponge Aquarium Filter for 0.5-5 Gallon Small Fish Tank for Betta, Goldfish, Guppy, Shrimp, Turtle
Marineland Magniflow 400 Canister Filter for Aquariums up to 100 Gallons, 1 Count $216.27 $216.27/count
$21627
current price $216.27$216.27/count
Marineland Magniflow 400 Canister Filter for Aquariums up to 100 Gallons, 1 Count
132.8 out of 5 Stars. 13 reviews
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