Threlaco Aquarium Filter Media Kit for Fluval FX4/FX5/FX6, 24-Piece Replacement Set

Threlaco Aquarium Filter Media Kit provides replacement filtration media for Fluval FX4, FX5 and FX6 canister filters used in freshwater or saltwater aquariums.

• 24 pieces across six media and maintenance components — refresh key parts of your filter.
• Media allows water to pass while collecting debris — supports water flow and helps reduce clogging.
• Suitable for freshwater and saltwater aquariums — use it for tanks with fish, turtles and other aquatic life.
• Media-bag design accommodates a range of filter media — including bio balls, zeolite, rocks and crushed coral.
• Two silicone lubricant pieces — lubricate motor seals and the primer assembly.

When filter media needs cleaning or replacement, this kit brings several types of filtration media and silicone lubricant together for aquarium filter maintenance. Its range of components suits routine upkeep in freshwater and saltwater tanks, while the media supports water flow as it collects debris. Regular cleaning or replacement helps maintain a clean aquarium environment.

How does this kit support aquarium filtration?

The media is designed to let water flow through while collecting debris, helping reduce clogging and support longer-lasting filtration. Different media types provide a practical mix for maintaining a canister filter, and the media-bag design works with several additional aquarium media choices.

• Use with bio balls, zeolite, ceramic media, rocks or crushed coral.
• Suitable for aquariums housing fish, turtles and other aquatic life.

What comes in the 24-piece kit?

The set contains 4 bio-sponge pads, 6 bio-sponge blocks, 6 activated carbon pieces, 4 carbon foam pads, 2 silicone lubricant pieces and 2 ceramic rings. This mix combines sponge and carbon media with ceramic rings, plus lubricant for filter seal maintenance.

• Six component types are included in the kit.
• Silicone lubricant is intended for the motor gasket, O-ring gasket and primer assembly with primer cover.

How do I maintain the filter with this kit?

Unplug the filter before cleaning, then clean and lubricate the motor seals with the included silicone grease. Inspect the impeller, intake valve stem and ribbed hose to help keep water moving smoothly. Clean or replace the filter media regularly to maintain aquarium water cleanliness.

• Unplug the filter before carrying out cleaning.
• Inspect the impeller, intake valve stem and ribbed hose during maintenance.

Threlaco Aquarium Filter Media Kit suits aquarium keepers maintaining compatible canister filters in freshwater or saltwater setups, including tanks for fish, turtles and other aquatic life. Its combination of sponge, carbon and ceramic media with silicone lubricant supports routine filter care and media replacement.