Fluval 1 Filter Foam Insert (A330)

Features:

Fluval 1 Underwater Filter Foam Insert
- 4 Pack
- Fluval Foam inserts are specially sized to fit
- Foam inserts remove particulate wastes from the aquarium. They also provide many locations for the growth of beneficial bacteria. The foam will gradually fill with trapped debris and require rinsing every two weeks. Re-use of the foam can help protect bacterial colonies and provide continual biological filtration.

This Fluval Foam Sleeve Insert is designed specifically for the Fluval 1 Underwater Filter. It is an effective mechanical media that removes debris from the aquarium and encourages populations of beneficial bacteria that are important in maintaining the proper biological balance in the aquarium.