Nitrite Remover for Fluval 306/307 and 406/407 Canister Filters, 6 Pack

Designed specifically for Fluval 07 and 06 high-efficiency canister filters, the nitrite-removing, resin-impregnated blocks work twice as hard as an effective filter media for mechanical as well as biological filtration.

Main features :

• Are designed specifically for Fluval 306/307 and 406/407 filters;
• Are effective in controlling and eliminating nitrite;
• Effectively trap floating particles (debris, excess food, waste, etc.) to leave water clear;
• Help prevent fish loss;
• Support beneficial bacteria for a very healthy aquatic environment;
• Are custom-tuned to increase filtration efficiency;
• Should be replaced monthly or as needed after testing aquarium water with the Fluval test kit, for best results;
• Come in a handy pack of 6;
• Suitable for freshwater and saltwater aquariums.