Formula “O” Chlorine Free Pool Water Treatment – 10lb Pail

10lb Pail of Formula “O” Formula “O” is a non-chlorine, non-toxic powder that is added weekly to the pool water and works with the Oxygen Pools Dynamic Ozone Generator System. The combination of the mechanical (Ozone Generator) with the non-toxic additive (Formula “O”) actually works better than chlorine for water clarity, freshness, and swimmer comfort.