Freshwater

For tanks of ≤ 100 cm

Fits: FZN-1

For tanks of ≤ 120 cm

Fits: FZN-2

For tanks of 45–55 cm

Fits: FZN-3

For tanks of 60–70 cm

Fits: Ultramax, Maxikani

For tanks of 90–100 cm

For tanks of 45 cm

Fits: T5

For tanks of 60 cm

Fits: T8