pH Minus PH decreaser- 250g Decrease pH of Swimming Pool Water Free UK PP
PH Minus (Decreaser). Test the pH of the water with a test kit. The ideal pH level required is between 7.2 – 7.6. Add 500g of pH Minus per 100m³ of water in soft water areas. Add 1Kg of pH Minus per 100m³ of water in hard water areas.