Best Algaecide For Pools

The PoolRx Black unit supports 20k - 30k gallon pools. PoolRx is an easy to use algaecide that reduces chemical demand, improves water quality, lasts for up to 6 months, & really works! PoolRx Contains a proprietary blend of minerals that continuously & effectively eliminates algae. Simply pick the correct sized PoolRx unit based on total gallon, clean your filter first, then, drop the PoolRx unit into the pump basket or Skimmer. The specially treated Alloy cylinder is packed with the PoolRx mineral formulation. These minerals immediately dissolve out of the cylinder & Form a stable residual throughout the pool water forup to 6 months. The minerals eliminate the algae while freeing up low levels of chlorine to be more active & productive in the water. During the pools filtration process The minerals are rejuvenated every time they return & pass through the cylinder. PoolRx works synergistically with a constant low level of chlorine. Residential (0.5-1.0ppm); commercial (1.0-5.5ppm) if needed, A PoolRx Booster (part# 102001) can be added for longer seasons, larger pools or tough condition. The PoolRx unit is effective in rejuvenating minerals forup to 1 year in the water, so start with a new PoolRx unit at the beginning of each season for best results. PoolRx has been simplifying pool & spa care since 1994 & can support any size body of water. PoolRx is also ideal for salt pools.