This filter media fits the Aqua One AquaStyle 620, AquaStyle 620T and AquaStyle 900.
Aqua One 1C 1W 1S Filter Media
Aqua One 2C 2W 2S Filter Media
Aqua One 4C 4W 4S Filter Media
Aqua One 5C 5W 5S Filter Media
Aqua One Bio Nood 250g