Fluval U Series Underwater Filter U4 Poly/Carbon (2 pk)

Fluval U Series Underwater Filter U4 Poly/Carbon (2 pk)

FREE Economy Shipping on $19+

Fully submersible aquarium filter for enhanced filtration options Boost aquarium filtration, water movement and crucial aeration Underwater filter features flip-top access for easy media change Open your eyes to a world of unsurpassed underwater... more

$5.99

go to store
(275,000+)
Fluval U4 Poly & Carbon Cartridge

Fluval U4 Poly & Carbon Cartridge

Replacement Poly and Carbon Filter Cartridge for Fluval U4 Underwater Filter. more

$7.99

go to store
Fluval U Series Underwater Filter U4 Poly/Carbon (2 pk)

Fluval U Series Underwater Filter U4 Poly/Carbon (2 pk)

Fully submersible aquarium filter for enhanced filtration options Boost aquarium filtration, water movement and crucial aeration Underwater filter features flip-top access for easy media change Open your eyes to a world of unsurpassed underwater... more

$5.99

go to store
Fluval U Series Underwater Filter Fluval U2

Fluval U Series Underwater Filter Fluval U2

FREE Economy Shipping on $19+

Fully submersible aquarium filter for enhanced filtration options Boost aquarium filtration, water movement and crucial aeration Underwater filter features flip-top access for easy media change Open your eyes to a world of unsurpassed underwater... more

$39.99

go to store
(275,000+)
Fluval U Series Underwater Filter Fluval U3

Fluval U Series Underwater Filter Fluval U3

FREE Economy Shipping on $19+

Fully submersible aquarium filter for enhanced filtration options Boost aquarium filtration, water movement and crucial aeration Underwater filter features flip-top access for easy media change Open your eyes to a world of unsurpassed underwater... more

$49.99

FREE shipping

go to store
(275,000+)
Fluval U4 Underwater Filter - Up to 65 gal.

Fluval U4 Underwater Filter - Up to 65 gal.

Bring powerful 3-stage filtration and circulation to hard-to-filter places like aquariums; terrariums and turtle tanks with the Fluval U Series Underwater Filter. This completely submersible filter features a unique 3-way flow control spray bar that... more

$69.99

go to store
Fluval U4 Foam Pad

Fluval U4 Foam Pad

Fluval Filter Foam Pads provide mechanical filtration by removing waste and debris from your aquarium water. Designed to fit the Fluval U4 Underwater Filter . For more information on mechanical filtration; please read our article on Aquarium Filter... more

$4.99

go to store
Hagen Fluval Fluval Underwater Filter Stage 2 Poly/Carbon Cartridges: U4 Underwater Filter Cartridge

Hagen Fluval Fluval Underwater Filter Stage 2 Poly/Carbon Cartridges: U4 Underwater Filter Cartridge

Hagen Fluval Fluval Underwater Filter Stage 2 Poly/Carbon Cartridges: U4 Underwater Filter Cartridge - 2 Pack #A492 Fluval U Series Filter Poly / Carbon Cartridges have two sides for the most effective filtration. The U Series Cartridges is a polyester... more

$5.20

go to store
Hagen Fluval Fluval Underwater Filter Stage 2 Poly/Carbon Cartridges: U4 BULK - 12 Cartridges - (6 x

Hagen Fluval Fluval Underwater Filter Stage 2 Poly/Carbon Cartridges: U4 BULK - 12 Cartridges - (6 x

Hagen Fluval Fluval Underwater Filter Stage 2 Poly/Carbon Cartridges: U4 BULK - 12 Cartridges - (6 x 2 Pack) #0492M Fluval U Series Filter Poly / Carbon Cartridges have two sides for the most effective filtration. The U Series Cartridges is a polyester... more

$29.50

go to store
Fluval Motor Replacement for Fluval U4 Underwater Aquarium Filter

Fluval Motor Replacement for Fluval U4 Underwater Aquarium Filter

Fluval Motor Replacement for Fluval U4 Underwater Aquarium Filter This motor is suitable for Fluval U4 underwater filter. This product weighs 1.03-pound. Measures 9-inch length by 3-inch height by 7-inch width. more

$36.99

go to store
Hagen Fluval Fluval Underwater Filter Stage 2 Poly/Carbon Cartridges U4 Underwater Filter Cartridge - 2 Pack

Hagen Fluval Fluval Underwater Filter Stage 2 Poly/Carbon Cartridges U4 Underwater Filter Cartridge - 2 Pack

Hagen Fluval Fluval Underwater Filter Stage 2 Poly/Carbon Cartridges U4 Underwater Filter Cartridge - 2 Pack more

$12.87

FREE shipping

go to store
Fluval U4 Underwater Aquarium Filter System

Fluval U4 Underwater Aquarium Filter System

$74.98

go to store
Fluval U2/U3/U4 Biomax Underwater Filter

Fluval U2/U3/U4 Biomax Underwater Filter

This Fluval U2/U3/U4 Biomax Underwater Filter lets you optimize your aquarium's biological balance.Add this Fluval U2/U3/U4 Biomax Underwater Filter to your aquarium for optimum biological balance. The U-series stage 3 filter helps maintain a healthy... more

$7.79

go to store
(375,000+)
Hagen Fluval Fluval Underwater Filter Stage 2 Poly/Carbon Cartridges U4 BULK - 12 Cartridges - (6 x 2 Pack)

Hagen Fluval Fluval Underwater Filter Stage 2 Poly/Carbon Cartridges U4 BULK - 12 Cartridges - (6 x 2 Pack)

Fluval U Series Filter Poly / Carbon Cartridges have two sides for the most effective filtration. The U Series Cartridges is a polyester filter pad which filters out fine debris and contaminants and a carbon side which filters out harmful liquid... more

$31.86

go to store
Fluval "U" Internal Aquarium Filters Fluval U4

Fluval "U" Internal Aquarium Filters Fluval U4

The Fluval "U" Internal Filters are ideal for use as a permanent filter system, for supplemental filtration, or as a "quick-filter" to polish water. The U1 offers single stage filtration, while the U2/U3/U4 each offer three stage filtration to ensure... more

$79.99

FREE shipping

go to store
Fluval U4 Filter Poly/Carbon Catridge (2 pack)

Fluval U4 Filter Poly/Carbon Catridge (2 pack)

Fluval Poly/Carbon Cartridges features two sides for effective chemical filtration, the crucial second stage in the filtration process. The polyester filter pad side filters out fine debris and contaminants. The Carbon side filters out harmful liquid... more

$11.99 $8.99

go to store
Fluval U4 Filter Poly/Carbon Catridge (2 pack)

Fluval U4 Filter Poly/Carbon Catridge (2 pack)

$9.49

go to store
Fluval U Internal Filter Replacement Media U2/U3/U4 Bio Max

Fluval U Internal Filter Replacement Media U2/U3/U4 Bio Max

Foam pads trap large particles, the Poly/Carbon pads filter out fine debris and provide chemical filtration , and the BioMax bio rings create an optimal environment where beneficial bacteria can thrive. more

$4.99

go to store
Fluval Motor Replacement for Fluval U3 Underwater Aquarium Filter

Fluval Motor Replacement for Fluval U3 Underwater Aquarium Filter

Fluval Motor Replacement for Fluval U3 Underwater Aquarium Filter This motor is suitable for U3 underwater aquarium filter. This product weighs 0.67-pound. Measures 9-inch length by 3-1/2-inch height by 7-inch width. more

$32.99

go to store
Fluval U2 Poly Carbon Underwater Filter Cartridge (2 Pack)

Fluval U2 Poly Carbon Underwater Filter Cartridge (2 Pack)

$2.55

go to store
Fluval U4 Filter Foam Pad (2 pack)

Fluval U4 Filter Foam Pad (2 pack)

Fluval Foam pads capture large particles and debris for effective mechanical filtration, the crucial first stage in the filtration process. Custom fit to prevent bypass, they have a pore size that allows efficient water flow with less clogging for... more

$7.99 $5.79

go to store
Fluval U4 Filter Foam Pad (2 pack)

Fluval U4 Filter Foam Pad (2 pack)

$6.09

go to store
Fluval U Series Underwater Filter Fluval U1

Fluval U Series Underwater Filter Fluval U1

FREE Economy Shipping on $19+

Fully submersible aquarium filter for enhanced filtration options Boost aquarium filtration, water movement and crucial aeration Underwater filter features flip-top access for easy media change Open your eyes to a world of unsurpassed underwater... more

$29.99

go to store
(275,000+)
Fluval U Series Underwater Filter Fluval U4

Fluval U Series Underwater Filter Fluval U4

FREE Economy Shipping on $19+

Fully submersible aquarium filter for enhanced filtration options Boost aquarium filtration, water movement and crucial aeration Underwater filter features flip-top access for easy media change Open your eyes to a world of unsurpassed underwater... more

$69.99

FREE shipping

go to store
(275,000+)
Fluval U Series Underwater Filter U4 Foam Pad (2 pk)

Fluval U Series Underwater Filter U4 Foam Pad (2 pk)

FREE Economy Shipping on $19+

Fully submersible aquarium filter for enhanced filtration options Boost aquarium filtration, water movement and crucial aeration Underwater filter features flip-top access for easy media change Open your eyes to a world of unsurpassed underwater... more

$3.99

go to store
(275,000+)
Fluval U Series Underwater Filter U4 Foam Pad (2 pk)

Fluval U Series Underwater Filter U4 Foam Pad (2 pk)

FREE Economy Shipping on $19+

Create the ideal aquatic herptile habitat with superior filtration, water movement and aeration. The versatile Fluval U Series Underwater Filter offers creative new possibilities in aquatic and semi-aquatic herptile habitats. This fully submersible... more

$3.99

go to store
(275,000+)
Fluval U Series Underwater Filter U3 Poly/Carbon (2 pk)

Fluval U Series Underwater Filter U3 Poly/Carbon (2 pk)

FREE Economy Shipping on $19+

Fully submersible aquarium filter for enhanced filtration options Boost aquarium filtration, water movement and crucial aeration Underwater filter features flip-top access for easy media change Open your eyes to a world of unsurpassed underwater... more

$4.99

go to store
(275,000+)
Fluval U Series Underwater Filter U2 Poly/Carbon (2 pk)

Fluval U Series Underwater Filter U2 Poly/Carbon (2 pk)

FREE Economy Shipping on $19+

Create the ideal aquatic herptile habitat with superior filtration, water movement and aeration. The versatile Fluval U Series Underwater Filter offers creative new possibilities in aquatic and semi-aquatic herptile habitats. This fully submersible... more

$3.99

go to store
(275,000+)
Fluval U Series Underwater Filter U3 Poly/Carbon (2 pk)

Fluval U Series Underwater Filter U3 Poly/Carbon (2 pk)

FREE Economy Shipping on $19+

Create the ideal aquatic herptile habitat with superior filtration, water movement and aeration. The versatile Fluval U Series Underwater Filter offers creative new possibilities in aquatic and semi-aquatic herptile habitats. This fully submersible... more

$4.99

go to store
(275,000+)
Fluval U Series Underwater Filter U2 Poly/Carbon (2 pk)

Fluval U Series Underwater Filter U2 Poly/Carbon (2 pk)

FREE Economy Shipping on $19+

Fully submersible aquarium filter for enhanced filtration options Boost aquarium filtration, water movement and crucial aeration Underwater filter features flip-top access for easy media change Open your eyes to a world of unsurpassed underwater... more

$3.99

go to store
(275,000+)
Fluval U Series Underwater Filter Fluval U4

Fluval U Series Underwater Filter Fluval U4

Fully submersible aquarium filter for enhanced filtration options Boost aquarium filtration, water movement and crucial aeration Underwater filter features flip-top access for easy media change Open your eyes to a world of unsurpassed underwater... more

$69.99

FREE shipping

go to store
Fluval U Series Underwater Filter U2 Foam Pad (2 pk)

Fluval U Series Underwater Filter U2 Foam Pad (2 pk)

FREE Economy Shipping on $19+

Create the ideal aquatic herptile habitat with superior filtration, water movement and aeration. The versatile Fluval U Series Underwater Filter offers creative new possibilities in aquatic and semi-aquatic herptile habitats. This fully submersible... more

$2.99

go to store
(275,000+)
Fluval U Series Underwater Filter Repl BioMAX (170 grams)

Fluval U Series Underwater Filter Repl BioMAX (170 grams)

FREE Economy Shipping on $19+

Fully submersible aquarium filter for enhanced filtration options Boost aquarium filtration, water movement and crucial aeration Underwater filter features flip-top access for easy media change Open your eyes to a world of unsurpassed underwater... more

$4.99

go to store
(275,000+)
Fluval U Series Underwater Filter U1 Foam Pad (1 pk)

Fluval U Series Underwater Filter U1 Foam Pad (1 pk)

FREE Economy Shipping on $19+

Create the ideal aquatic herptile habitat with superior filtration, water movement and aeration. The versatile Fluval U Series Underwater Filter offers creative new possibilities in aquatic and semi-aquatic herptile habitats. This fully submersible... more

$1.49

go to store
(275,000+)
Fluval U Series Underwater Filter U2 Foam Pad (2 pk)

Fluval U Series Underwater Filter U2 Foam Pad (2 pk)

FREE Economy Shipping on $19+

Fully submersible aquarium filter for enhanced filtration options Boost aquarium filtration, water movement and crucial aeration Underwater filter features flip-top access for easy media change Open your eyes to a world of unsurpassed underwater... more

$2.99

go to store
(275,000+)
Fluval U Series Underwater Filter U3 Foam Pad (2 pk)

Fluval U Series Underwater Filter U3 Foam Pad (2 pk)

FREE Economy Shipping on $19+

Fully submersible aquarium filter for enhanced filtration options Boost aquarium filtration, water movement and crucial aeration Underwater filter features flip-top access for easy media change Open your eyes to a world of unsurpassed underwater... more

$2.99

go to store
(275,000+)
Fluval U Series Underwater Filter U1 Foam Pad (1 pk)

Fluval U Series Underwater Filter U1 Foam Pad (1 pk)

FREE Economy Shipping on $19+

Fully submersible aquarium filter for enhanced filtration options Boost aquarium filtration, water movement and crucial aeration Underwater filter features flip-top access for easy media change Open your eyes to a world of unsurpassed underwater... more

$1.49

go to store
(275,000+)
Fluval U Series Underwater Filter U3 Foam Pad (2 pk)

Fluval U Series Underwater Filter U3 Foam Pad (2 pk)

FREE Economy Shipping on $19+

Create the ideal aquatic herptile habitat with superior filtration, water movement and aeration. The versatile Fluval U Series Underwater Filter offers creative new possibilities in aquatic and semi-aquatic herptile habitats. This fully submersible... more

$2.99

go to store
(275,000+)
Fluval U Series Underwater Filter Fluval U4

Fluval U Series Underwater Filter Fluval U4

Create the ideal aquatic herptile habitat with superior filtration, water movement and aeration. The versatile Fluval U Series Underwater Filter offers creative new possibilities in aquatic and semi-aquatic herptile habitats. This fully submersible... more

$69.99

FREE shipping

go to store
Fluval U Series Underwater Filter Fluval U2

Fluval U Series Underwater Filter Fluval U2

Fully submersible aquarium filter for enhanced filtration options Boost aquarium filtration, water movement and crucial aeration Underwater filter features flip-top access for easy media change Open your eyes to a world of unsurpassed underwater... more

$39.99

go to store

More information about Fish Supplies

Best prices on Fluval u4 underwater filter poly in Fish Supplies online. Visit Bizrate to find the best deals on top brands. Read reviews on Pet Supplies merchants and buy with confidence.