Aquarium Flow Generator
Calculate ideal turnover, recommend wavemaker pumps, and visualize coral-friendly flow patterns for any reef tank size and ambition.
How turnover targets are set
- Fish-only / FOWLR: 10–15× tank volume per hour
- Soft coral garden: 15–20× turnover, gentle pulses
- LPS reef: 20–30× turnover, indirect flow
- Mixed reef: 30–50× turnover, alternating pattern
- SPS dominant: 50–80× turnover, gyre + reef-crest mode
⚠ Reef-keeping safety: Always use GFCI outlets for any pump in saltwater. Drip loops on every cord. Never run pumps dry — they fail catastrophically and can crack glass.