Freshwater

For tanks of < 30 l

For tanks of ≤ 200 l

For tanks of 100–150 l

Power 3 W

For tanks of 150–250 l

For tanks of ≤ 500 l

For tanks of 10–40 l

For tanks of 20–500 l

For tanks of 200–1500 l

For tanks of 100–750 l

For tanks of 25–400 l

For tanks of 200–1500 l

For tanks of 60–100 l

For tanks of ≤ 150 l

For tanks of 60–300 l

For tanks of 200–350 l

For tanks of 30–60 l

For tanks of 260–600 l

For tanks of < 80 l