Fluval FX Series UVC In-Line Clarifier for FX2, FX4, FX6 Canister Filters - Crystal Clear Aquarium Water for Freshwater & Saltwater Tanks

CCFL bulb runs cool for longer life and lasts 2x longer than traditional fluorescent bulbs

Energy-efficient 6W bulb eradicates cloudy and green water

A chemical-free way to clarify water. Does not harm existing surface-dwelling beneficial bacteria.

Eliminates suspended algae in the water column that contribute to cloudy and green water.

Helps prevent algae growth, which often smothers and destroys aquatic plants.

Limits chance of cloudy or green water outbreaks that can lead to other issues.
Requires minimal upkeep once installed.

Can be used in freshwater, saltwater and turtle
aquariums where algae is often present.

For easy installation on your Fluval FX series canister filter, purchase with the .