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FiltersFast carries a wide variety Fluval aquarium filters. Fluval aquarium filters are well-designed, self-contained filter systems and provide optimum filtration in a small footprint.


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Fluval Aquarium Filters product list


Fluval U4 Poly Carbon Underwater Filter Cartridge
(A492)

This is a Fluval U4 Poly Carbon Underwater Filter Cartridge (A492) for the Fluval U4 Underwater Aquarium Filter System (A480). The Fluval poly carbon underwater filter is used as the Stage 2 combination chemical filter as well as secondary mechnical


In Stock! Ships in 14 to 15 business days.
Fluval U4 Poly Carbon Underwater Filter Cartridge
Our Price: $5.49
Retail: $6.49
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AquaClear Ammonia Remover for AquaClear 110
(A621)

This is an AquaClear Ammonia Remover Pack (A621) for the AquaClear 110 Power Aquarium Filter System (A620). The AquaClear ammonia removal pack is used if needed as the Stage 2 chemical filter media in the AquaClear 110 Aquarium Power Filter System i


Special Order. Ships in 9 days.
AquaClear Ammonia Remover for AquaClear 110
Our Price: $4.36
Retail: $9.99
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Fluval U3 Poly Carbon Underwater Filter Cartridge
(A491)

This is a Fluval U3 Poly Carbon Underwater Filter Cartridge (A491) for the Fluval U3 Underwater Aquarium Filter System (A475). The Fluval poly carbon underwater filter is used as the Stage 2 combination chemical filter as well as secondary mechnical


In Stock! Ships in 14 to 15 business days.
Fluval U3 Poly Carbon Underwater Filter Cartridge
Our Price: $4.73
Retail: $5.99
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Fluval U3 Underwater Filter Foam Pad - Fluval Foam
(A487)

This is a Fluval U3 Underwater Filter Foam Pad (A487) for the Fluval U3 Underwater Aquarium Filter System (A475). This Fluval foam pad filter is used as the Stage 1 mechanical filter media in the Fluval U3 Aquarium Filter System.


In Stock! Ships in 14 to 15 business days.
Fluval U3 Underwater Filter Foam Pad - Fluval Foam
Our Price: $1.99
Retail: $3.99
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Fluval U2 Poly Carbon Underwater Filter Cartridge
(A490)

This is a Fluval U2 Poly Carbon Underwater Filter Cartridge (A490) for the Fluval U2 Underwater Aquarium Filter System (A470). The Fluval poly carbon underwater filter is used as the Stage 2 combination chemical filter as well as secondary mechnical


Special Order. Ships in 8 days.
Fluval U2 Poly Carbon Underwater Filter Cartridge
Our Price: $3.49
Retail: $4.99
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Fluval U2 Underwater Filter Foam Pad - Fluval Foam
(A486)

This is a Fluval U2 Underwater Filter Foam Pad (A486) for the Fluval U2 Underwater Aquarium Filter System (A470). This Fluval foam pad filter is used as the Stage 1 mechanical filter media in the Fluval U2 Aquarium Filter System.


Special Order. Ships in 8 days.
Fluval U2 Underwater Filter Foam Pad - Fluval Foam
Our Price: $1.99
Retail: $5.99
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Fluval U4 Underwater Filter Foam Pad - Fluval Foam
(A488)

This is a Fluval U4 Underwater Filter Foam Pad (A488) for the Fluval U4 Underwater Aquarium Filter System (A480). This Fluval foam pad filter is used as the Stage 1 mechanical filter media in the Fluval U4 Aquarium Filter System.


Special Order. Ships in 14 days.
Fluval U4 Underwater Filter Foam Pad - Fluval Foam
Our Price: $2.99
Retail: $4.49
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Fluval Foam Block for Fluval 104 & 105 - 2-Pack
(A220)

This is a 2 pack of Fluval Foam Block Pad Filters (A220) for the Fluval 105 Aquarium Canister Filter System (A201). These Fluval foam pad filters are used as the Stage 1 filter media in the Fluval 105 Canister Aquarium Filter System.


Special Order. Ships in 16 days.
Fluval Foam Block for Fluval 104 & 105 - 2-Pack
Our Price: $3.95
Retail: $4.99
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Fluval Carbon Bags for Fluval Filters - 3 pk
(A1440)

This is a 3 pack of Fluval Carbon Bags (A1440) for use in many Fluval canister aquarium filter systems including the Fluval 105 Aquarium Canister Filter, Fluval 205 Aquarium Canister Filter, Fluval 305 Aquarium Canister Filter, Fluval 405 Aquarium C


Special Order. Ships in 10 days.
Fluval Carbon Bags for Fluval Filters - 3 pk
Our Price: $6.99
Retail: $9.49
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Fluval Foam Block for Fluval 404 / Fluval 405 2pk
(A226)

This is a 2 pack of Fluval Foam Block Pad Filters (A226) for the Fluval 405 Aquarium Canister Filter System (A216). These Fluval foam pad filters are used as the Stage 1 filter media in the Fluval 405 Canister Aquarium Filter System.


In stock! Ships in 1 business day.
Fluval Foam Block for Fluval 404 / Fluval 405 2pk
Our Price: $4.99
Retail: $7.99
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Fluval BioMax Media for Fluval U2, U3 & U4 Filters
(A495)

This is a 6 ounce pack of Fluval BioMax Media (A495) for the Fluval U2 Aquarium Filter, Fluval U3 Aquarium Filter System, and Fluval U4 Aquarium Filter System. The Fluval BioMax filter media is used as the Stage 3 biological filter media in all of t


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Fluval BioMax Media for Fluval U2, U3 & U4 Filters
Our Price: $3.99
Retail: $5.99
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Fluval Carbon Packs for Fluval C4 Power Filter 3pk
(14013)

This is a 3 pack of Fluval Carbon Packs (14013) for the Fluval C4 Aquarium Filter System (14003). These Fluval activated carbon filter packs are used as the Stage 3 chemical filter media in the Fluval C4 Aquarium Power Filter System.


Special Order. Ships in 8 days.
Fluval Carbon Packs for Fluval C4 Power Filter 3pk
Our Price: $5.99
Retail: $8.99
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Fluval C2 Aquarium Filter Poly Foam Pad 3 pk
(14008)

This is a 3 pack assortment of Fluval Poly Foam Pads (14008) for the Fluval C2 Aquarium Filter System (14001). These Fluval poly foam pad filters are used as the Stage 2 mechanical filter media to reduce fine particles in the Fluval C2 Aquarium Powe


Special Order. Ships in 10 days.
Fluval C2 Aquarium Filter Poly Foam Pad 3 pk
Our Price: $5.36
Retail: $6.99
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Fluval A416 - G6 Pre-Filter Replacement Cartridge
(A416)

The Fluval A416 is a pre-filter cartridge for use in the following aquarium filtration systems: Fluval G-series filters The Fluval A416 - G6 Pre-Filter Replacement Cartridge can be used in freshwater and marine aquariums. This Fluval pre-filte


Special Order. Ships in 10 days.
Fluval A416 - G6 Pre-Filter Replacement Cartridge
Our Price: $27.99
Retail: $29.99
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Fluval G-Nodes Bio Filtration Media Replacement
(A414)

The Fluval A414 is a replacement filter media for use in the following aquarium filtration systems: Fluval G series filter systems The Fluval G-Nodes Bio Filtration Media Replacement features a complex pore system where beneficial bacteria wil


Special Order. Ships in 10 days.
Fluval G-Nodes Bio Filtration Media Replacement
Our Price: $22.99
Retail: $29.99
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Fluval Zeo-Carb Aquarium Media 150 gram 3 pk
(A1490)

This is a 3 pack of Fluval Zeo-Carb Aquarium Media Filter Insert Packs (A1490) used in many Fluval canister aquarium filter systems including the Fluval 105 Aquarium Canister Filter, Fluval 205 Aquarium Canister Filter, Fluval 305 Aquarium Canister


Special Order. Ships in 10 days.
Fluval Zeo-Carb Aquarium Media 150 gram 3 pk
Our Price: $5.99
Retail: $7.99
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Fluval Ammonia Remover 180 grams (3 pk)
(A1480)

This is a 3 pack of Fluval Ammonia Remover Packs (A1480) for use in many Fluval canister aquarium filter systems including the Fluval 105 Aquarium Canister Filter, Fluval 205 Aquarium Canister Filter, Fluval 305 Aquarium Canister Filter, Fluval 405


Special Order. Ships in 10 days.
Fluval Ammonia Remover 180 grams (3 pk)
Our Price: $8.45
Retail: $9.99
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Hagen A424 - Fluval G6 Tri-X Filter Cartridge
(A424)

The Fluval A424 is a combination filter for use in the following aquarium filtration systems: Fluval G6 filter The Hagen A424 - Fluval G6 Tri-X Filter Cartridge removes phosphate, nitrates, and organic waste from aquariums. This Tri-X filter C


Special Order. Ships in 10 days.
Hagen A424 - Fluval G6 Tri-X Filter Cartridge
Our Price: $27.99
Retail: $29.99
You Save 7%!

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Fluval U4 Underwater Aquarium Filter System
(A480)

The Fluval U4 Underwater Aquarium Filter System (A480) is a 3 stage aquarium filter unit for aquariums up to 65 gallons. The Fluval U4 Aquarium Filter System uses three stages for superior water quality and recirculation in aquariums, including a fo


Special Order. Ships in 29 days.
Fluval U4 Underwater Aquarium Filter System
Our Price: $77.51
Retail: $79.99
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Fluval C-Nodes for Fluval C4 Power Filter 7 oz
(14024)

This is a 7 ounce pack of Fluval C-Nodes (14024) used as the Stage 5 biological filter media in the Fluval C4 Aquarium Power Filter System (14003).


Special Order. Ships in 10 days.
Fluval C-Nodes for Fluval C4 Power Filter 7 oz
Our Price: $13.99
Retail: $15.99
You Save 13%!

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Fluval C3 Aquarium Filter Poly Foam Pad 3 pk
(14009)

This is a 3 pack assortment of Fluval Poly Foam Pads (14009) for the Fluval C3 Aquarium Filter System (14002). These Fluval poly foam pad filters are used as the Stage 2 mechanical filter media to reduce fine particles in the Fluval C3 Aquarium Powe


Special Order. Ships in 8 days.
Fluval C3 Aquarium Filter Poly Foam Pad 3 pk
Our Price: $4.50
Retail: $7.99
You Save 44%!

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Fluval Foam for Fluval 204/205, Fluval 304/305 2pk
(A222)

This is a 2 pack of Fluval Foam Block Pad Filters (A222) for the Fluval 205 Aquarium Canister Filter System (A206) and the Fluval 305 Aquarium Canister Filter System (A211). These Fluval foam pad filters are used as the Stage 1 filter media in t


In stock! Ships in 1 business day.
Fluval Foam for Fluval 204/205, Fluval 304/305 2pk
Our Price: $4.99
Retail: $6.49
You Save 23%!

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Fluval A421 - G3 Nitrate Filter Cartridge
(A421)

The Fluval A421 is a nitrate adsorbing filter cartridge that is for use in the following aquarium filtation system: Fluval G3 filter The Fluval A421 - G3 Nitrate Filter Cartridge removes up to 13000 mg of nitrate ion in freshwater aquariums. T


In stock! Ships in 1 business day.
Fluval A421 - G3 Nitrate Filter Cartridge
Our Price: $23.99
Retail: $29.99
You Save 20%!

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Laguna PT255 SkimAway Pond Filter Fountain
(PT255)

The Laguna PT255 SkimAway Pond Filter Fountain is designed for use in small ponds up to 500 gallons in size. The Laguna Skimmer Filter creates a beautiful geyser fountain display and includes a 200 GPH/757 LPH pump, 10 LED lights, filter foam media,

Free shipping within the continental United States!

In stock! Ships in 1 business day.
Laguna PT255 SkimAway Pond Filter Fountain
Our Price: $121.00
Retail: $199.99
You Save 39%!

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Pressure-Flo Replacement Foam for PT1506 - 5 pack
(PT1507)

The Pressure-Flo Replacement Foam for PT1506 - 5 pack is a complete replacement foam kit for the Laguna Pressure-Flo 3200 and 1200. This kit includes 5 replacement foam filters that help provide complete mechanical filtration. These Laguna foam filt


In Stock! Ships in 1 to 2 business days.
Pressure-Flo Replacement Foam for PT1506 - 5 pack
Our Price: $60.95
Retail: $69.99
You Save 13%!

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Filters Fast - Fluval Aquarium Filters

" Thank you for your expert service when helping me get the proper filters for my old pool and filter system. The new ones are perfect and work very well. All the best! " - Jim, Alamo, CA
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