Fluval Poly/Clearmax filter cartridge helps control green water and unsightly algae growth by adsorbing and trapping phosphate, nitrite and nitrate. It effectively produces crystal clear water, reduces odors, and creates ideal conditions for fish and plants. The filter cartridge helps reduce overall aquarium maintenance. It is ideal for freshwater and marine environments.

Key Features:

• Filter cartridge helps control green water and unsightly algae growth by adsorbing and trapping phosphate, nitrite and nitrate
• Effectively produces crystal clear water, reduces odors, and creates ideal conditions for fish and plants
• Helps reduce overall aquarium maintenance
• Ideal for freshwater and marine environments
• Contains 2 cartridges

Fluval U2 Clearmax Cartridge (2pcs) - Designed for Fluval?s U2 Underwater Filter

Fluval U3 Clearmax Cartridge (2pcs) - Designed for Fluval?s U3 Underwater Filter

Fluval U4 Clearmax Cartridge (2pcs) - Designed for Fluval?s U4 Underwater Filter

Fluval U Filter Foam Pad - 2 Pack:

Fluval's Foam Pad captures large particles and debris for effective mechanical filtration, the crucial first stage in the filtration process.

They are custom-made to fit perfectly inside the filter chamber to prevent debris bypass.

The foam pad has a pore size that allows efficient water flow, less clogging and long-lasting filtration.

Suitable for freshwater, marine or reptile environments.

Key Features:

• Captures large particles and debris for effective mechanical filtration
• Custom-made to fit perfectly inside the filter chamber to prevent debris bypass
• Has a pore size that allows efficient water flow, less clogging and long-lasting filtration
• Suitable for freshwater, marine or reptile environments
• Includes 2 foam pads

Foam Pads available:

Fluval U2 Filter Foam Pad (2pcs) - For Fluval U2 Underwater Filter

Fluval U3 Filter Foam Pad (2pcs) - For Fluval U3 Underwater Filter

Fluval U4 Filter Foam Pad (2pcs) - For Fluval U4 Underwater Filter

FLUVAL Poly / Carbon Cartridge 2 Pack:

Fluval "U2" Poly/Carbon Cartridge has two unique filtering sides that combine to provide thorough and 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 substances, colourants and odours.

Key Features:

• Polyester/Carbon cartridge provides thorough and effective chemical filtration
• Polyester filter pad side filters out fine debris and contaminants
• Carbon side filters out harmful liquid substances, colourants and odours
• For freshwater, marine or reptile environments
• Contains 2 Poly/Carbon cartridges
• For Fluval U2 Underwater Filter

The Fluval® "U3" Poly/Carbon Cartridge has two sides that combine to provide thorough and 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 substances, colourants and odours. For freshwater, marine or reptile environments. Includes 2 Poly/Carbon cartridges.

Fluval Biomax 170g:

Fluval® BIOMAX provides an optimal environment for the colonization and growth of beneficial bacteria.

The unique bio rings have a complex pore system that provides an optimal environment where beneficial bacteria can thrive.

Fluval® BIOMAX also reduces and controls ammonia and nitrate. For freshwater and marine environments.

For Fluval® U Series Underwater Filter models U2, U3, U4