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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 A418 - G6 Fine Pre-Filter Cartridge
(A418)

The Fluval A418 - G6 Fine Pre-Filter Cartridge is a replacement pre-filter for the Fluval G6 Filter System. The Fluval pre-filter captures excess debris in aquarium water for efficient mechanical filtration. The Fluval G6 replacement pre-filter can


In Stock! Ships in 3 to 4 business days.
Fluval A418 - G6 Fine Pre-Filter Cartridge
Our Price: $33.99
Retail: $39.99
You Save 15%!

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Fluval U2 Underwater Aquarium Filter System
(A470)

The Fluval U2 Underwater Aquarium Filter System (A470) is a 3 stage aquarium filter unit for aquariums up to 30 gallons. The Fluval U2 Aquarium Filter System uses three stages for superior water quality and recirculation in aquariums, including a fo


In Stock! Ships in 14 to 15 business days.
Fluval U2 Underwater Aquarium Filter System
Our Price: $43.40
Retail: $49.99
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Fluval FX5 Aquarium Canister Filter - A219
(A218)

The Fluval FX6 High Performance Canister Filter is a high performance canister filter that replaces the Fluval A218 (FX5) and features Smart Pump Technology that self-starts and can evacuate air that enters and buildup in the system.

Free shipping within the continental United States!

Out of stock
Fluval FX5 Aquarium Canister Filter - A219
Our Price: $341.90
Retail: $609.10
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Fluval Zeo-Carb Aquarium Media 2100 gram (74 oz)
(A1493)

This is a 74 ounce jar of Fluval Zeo-Carb Aquarium Media (A1493) used 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


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Fluval Zeo-Carb Aquarium Media 2100 gram (74 oz)
Our Price: $29.99
Retail: $49.99
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Fluval Carbon for Aquariums - 32 oz Jar (800g)
(A1447)

This is a 32 ounce jar of Fluval Carbon (A1447) 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 Aquariu


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Fluval Carbon for Aquariums - 32 oz Jar (800g)
Our Price: $23.99
Retail: $37.99
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Fluval Carbon for Aquariums - 58 oz Jar (1650g)
(A1448)

This is a 58 ounce jar of Fluval Carbon (A1448) 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


Out of stock
Fluval Carbon for Aquariums - 58 oz Jar (1650g)
Our Price: $33.99
Retail: $47.99
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Fluval Foam Pad for Fluval C4 Aquarium Filter 2 pk
(14007)

This is a 2 pack of Fluval Foam Pads (14007) for the Fluval C4 Aquarium Power Filter System (14003). These Fluval foam pad filters are used as the Stage 1 mechanical filter media in the Fluval C4 Aquarium Power Filter System.


In Stock! Ships in 14 to 15 business days.
Fluval Foam Pad for Fluval C4 Aquarium Filter 2 pk
Our Price: $2.99
Retail: $7.99
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Fluval Ammonia Remover for Fluval C3 Filter 3pk
(14015)

This is a 3 pack of Fluval Ammonia Remover Packs (14015) for the Fluval C3 Aquarium Filter System (14002). These Fluval ammonia removal packs are used if needed as the Stage 3 chemical filter media in the Fluval C3 Aquarium Power Filter System inste


In Stock! Ships in 14 to 15 business days.
Fluval Ammonia Remover for Fluval C3 Filter 3pk
Our Price: $6.65
Retail: $9.99
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Laguna Pressure-Flo Foam Kit for PT1502 - 4 pack
(PT1503)

The Laguna Pressure-Flo Foam Kit for PT1502 - 4 pack is a replacement foam kit for the Laguna Pressure-Flo 1400 and 5000 that contains four replacement foam filter rings. This replacement foam filter is constructed with very porous material that rem


In Stock! Ships in 1 to 2 business days.
Laguna Pressure-Flo Foam Kit for PT1502 - 4 pack
Our Price: $18.61
Retail: $19.99
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Fluval A426 - G6 Chemical Filter Cartridge
(A426)

The Fluval A426 - G6 Chemical Filter Cartridge is compatible for use with Fluval G Advanced Filters. The Fluval G6 filter is a reusable cartridge that keeps the water in your aquarium fresh, clean, and clear. This Aquarium chemical filter features v


Special Order. Ships in 5 days.
Fluval A426 - G6 Chemical Filter Cartridge
Our Price: $17.99
Retail: $19.99
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Fluval G6 Advanced Aquarium Water Filter System
(A412)

The Hagen A412 is an aquarium filter system suitable for tanks of the following size: Aquariums up to 160 gallons The Fluval G6 Advanced Aquarium Water Filter System features a combination of mechanical, chemical, and biological filtration to

Free shipping within the continental United States!

Special Order. Ships in 9 days.
Fluval G6 Advanced Aquarium Water Filter System
Our Price: $459.99
Retail: $499.99
You Save 8%!

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Fluval G3 Advanced Aquarium Filter System - A410
(A410)

The Fluval G3 Advanced Aquarium Filter System - A410 provides mechanical, chemical, and biological filtration for freshwater or saltwater aquariums up to 80 gallons in size. This aquarium filter system features a glossy black finish, aluminum detail

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Fluval G3 Advanced Aquarium Filter System - A410
Our Price: $299.99
Retail: $349.99
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Fluval A422 - G6 Aquarium Nitrate Filter Cartridge
(A422)

The Fluval A422 - G6 Aquarium Nitrate Filter Cartridge is a replacement cartridge for the Fluval G6 filter system that fights excess nitrate. This Fluval cartridge removes up to 24,000 milligrams of nitrate ion in freshwater aquariums. This nitrate


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Fluval A422 - G6 Aquarium Nitrate Filter Cartridge
Our Price: $34.99
Retail: $39.99
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Fluval A415 - G3 Pre-Filter Replacement Cartridge
(A415)

The Fluval A415 - G3 Pre-Filter Replacement Cartridge is a replacement pre-filter for the Fluval G3 Filter System. The Fluval Pre-filter is designed for daily use to trap suspended debris for mechanical filtration in fresh or marine applications. Th


Special Order. Ships in 5 days.
Fluval A415 - G3 Pre-Filter Replacement Cartridge
Our Price: $18.99
Retail: $19.99
You Save 5%!

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Fluval A420 - G6 Phosphate Filter Cartridge
(A420)

The Fluval A420 - G6 Phosphate Filter Cartridge is a replacement filter for the Fluval G6 Filter System. The Fluval G6 filter quickly removes up to 3900 milligrams of phosphate ion from marine or freshwater aquariums. The Fluval G6 replacement also


Special Order. Ships in 5 days.
Fluval A420 - G6 Phosphate Filter Cartridge
Our Price: $17.99
Retail: $19.99
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Fluval FX6 High Performance Canister Filter
(A219)

The Fluval FX6 High Performance Canister Filter is a replacement high performance canister filter with multi-stage filtration that produces healthy saltwater or fresh aquarium water.

Free shipping within the continental United States!

Special Order. Ships in 10 days.
Fluval FX6 High Performance Canister Filter
Our Price: $341.90
Retail: $609.10
You Save 44%!

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Master Aquarium Water Test Kit - 10 Parameters
(A7860)

The Fluval A7860 is an all in one aquarium test kit that tests the 10 following parameters: Phosphate Calcium Nitrate Nitrite Ammonia pH High Range pH Low Range Carbonate Hardness General Hardness Iron The Master Aquarium Wate


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Master Aquarium Water Test Kit - 10 Parameters
Our Price: $92.99
Retail: $99.99
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Fluval A202 - Fluval 106 External Aquarium Filter
(A202)

The Fluval A202 is an external aquarium filter that comes with the following: 4 foam pads 1 70g carbon 1 polishing pad 1 120g BIOMAX AquaStop valve assembly Ribbed hosing 2 rim connectors Intake tube Intake strainer Output nozzle 2 rubb

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Special Order. Ships in 8 days.
Fluval A202 - Fluval 106 External Aquarium Filter
Our Price: $109.99
Retail: $199.99
You Save 45%!

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Fluval 206 - External Aquarium Water Filter
(A207)

The Fluval 206 - External Aquarium Water Filter is a canister filter that provides multi-stage water filtration for healthy fresh and saltwater aquariums up to 45 gallons in size. The Fluval 206 external filter provides quiet operation through an im

Free shipping within the continental United States!

Special Order. Ships in 10 days.
Fluval 206 - External Aquarium Water Filter
Our Price: $119.99
Retail: $199.99
You Save 40%!

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Fluval 306 External Aquarium Water Filtration
(A212)

The Fluval 306 External Aquarium Water Filtration is a canister filter that provides multi-stage water filtration for healthy fresh and saltwater aquariums up to 70 gallons in size. The Fluval 306 external filter provides quiet operation through an

Free shipping within the continental United States!

Special Order. Ships in 9 days.
Fluval 306 External Aquarium Water Filtration
Our Price: $169.99
Retail: $199.99
You Save 15%!

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Fluval 406 - External Aquarium Water Filter System
(A217)

The Fluval 406 - External Aquarium Water Filter System is a canister filter that provides multi-stage water filtration for healthy fresh and saltwater aquariums up to 100 gallons in size. The Fluval 406 external filter provides quiet operation throu

Free shipping within the continental United States!

Special Order. Ships in 9 days.
Fluval 406 - External Aquarium Water Filter System
Our Price: $199.99
Retail: $234.23
You Save 15%!

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Fluval Ammonia Remover for Fluval C4 Filter 3pk
(14016)

This is a 3 pack of Fluval Ammonia Remover Packs (14016) for the Fluval C4 Aquarium Filter System (14003). These Fluval ammonia removal packs are used if needed as the Stage 3 chemical filter media in the Fluval C4 Aquarium Power Filter System inste


Special Order. Ships in 8 days.
Fluval Ammonia Remover for Fluval C4 Filter 3pk
Our Price: $6.99
Retail: $9.99
You Save 30%!

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Fluval C2 Zeo-Carb Aquarium Filter Inserts 3 pk
(14017)

This is a 3 pack of Fluval C2 Zeo-Carb Aquarium Filter Insert Packs (14017) for the Fluval C2 Aquarium Filter System (14001). These Fluval Zeo-Carb filter packs contain a combination of activated carbon and ammonia remover used as the Stage 3 chemic


Special Order. Ships in 8 days.
Fluval C2 Zeo-Carb Aquarium Filter Inserts 3 pk
Our Price: $3.60
Retail: $3.99
You Save 10%!

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Fluval C3 Zeo-Carb Aquarium Filter Inserts 3 pk
(14018)

This is a 3 pack of Fluval C3 Zeo-Carb Aquarium Filter Insert Packs (14018) for the Fluval C3 Aquarium Filter System (14002). These Fluval Zeo-Carb filter packs contain a combination of activated carbon and ammonia remover used as the Stage 3 chemic


Special Order. Ships in 8 days.
Fluval C3 Zeo-Carb Aquarium Filter Inserts 3 pk
Our Price: $4.99
Retail: $5.99
You Save 17%!

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Fluval C4 Zeo-Carb Aquarium Filter Inserts 3 pk
(14019)

This is a 3 pack of Fluval C4 Zeo-Carb Aquarium Filter Insert Packs (14019) for the Fluval C4 Aquarium Filter System (14003). These Fluval Zeo-Carb filter packs contain a combination of activated carbon and ammonia remover used as the Stage 3 chemic


Special Order. Ships in 10 days.
Fluval C4 Zeo-Carb Aquarium Filter Inserts 3 pk
Our Price: $16.99
Retail: $19.99
You Save 15%!

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