Pool Winter Algaecide - Long Dwell Concentrate
Copper-based winter pool algaecide that prevents algae growth through closed pool months. One dose at close-down keeps water clear under the cover until spring.
- Prevents algae growth through 4-6 months of pool closure.
- Single one-shot dose at winterising.
- Active even at near-freezing water temperatures.
- Compatible with winterising chemicals and pipe antifreeze.
- Cuts spring opening time and chlorine demand.