Fluval Spec/FLex/Evo Phosphate Remover Foam Insert Block

Fluval Spec/FLex/Evo Phosphate Remover Foam Insert Block

• Chemical filter media
• Traps and controls large and small organic waste and debris
• Removes unwanted phosphate
• Helps improve water quality
• Will not affect pH or hardness
• 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