The advanced Tetratec FF Filter Floss is specially designed for use in Tetratec External Filters EX 600 and EX 700.

Filter media for TetraTec EX range and other external filters. Reliably removes fine particles from the aquarium.

Removes fine particles for crystal clear aquarium water
Easy to replace
Application
Rinse in lukewarm water prior to use. Replace every 4 to 8 weeks to maintain effectiveness.
Suitable for most makes of external filter (check pad fits neatly into media basket).