Oase Inlet Assembly for BioStyle 20 / 30 / 50 & BioStyle Thermo 30 / 50 biostyle therm 50 filter Spirulina Flake is a complete

Spirulina Flake is a complete and nutritionally balanced diet formulated for herbivorous (plant eating) tropical fish

Calcium and carbonates are essential to all coral growth

Just plug it in and watch it go

Penn-Plax part# CPF102

and multiple safety features to easily maintain desired aquarium water temperatures

Oase Inlet Assembly for BioStyle 20 / 30 / 50 & BioStyle Thermo 30 / 50 biostyle therm 50 filter Spirulina Flake is a completeOASE Inlet Assembly for BioStyle 20, 30, & 50 (model # 84058, 84059, 84060, 84064, 84065, 84066, 84070, 84071, & 84072) Also fits BioStyle Thermo 30 & 50 (model # 84062, 84063, 84068, 84069, 84074, & 84075)