Optimal pH Control: pH Minus effectively lowers the pH levels in your pool, ensuring that your water remains balanced, safe, and comfortable for swimming. Safe for All Pools: Our formula is designed for use in all types of pools, including vinyl, fiberglass, and concrete, so you can trust its effectiveness no matter your setup. Quick Dissolving Formula: Enjoy hassle-free maintenance! Our pH Minus dissolves quickly in water, making it easy to achieve the perfect balance without delay. Protect Your Pool Equipment: Proper pH levels prevent scaling and corrosion, extending the life of your pool equipment and saving you money on repairs.