Fluval Nitrite Remover Insert Block

Fluval Nitrite Remover neutralizes, adsorbs and traps nitrite and nitrate.

Key Features :

• Chemical filter media.
• Removes harmful nitrite.
• Ideal for for new, heavily stocked and dirty aquariums.
• For best results, replace monthly or as required after testing water with your Fluval test kits.
• Designed specifically for the Fluval Flex, Spec and Evo aquarium series .
• Convenient 4 x Duo-Pack format.