FDC pH Increaser for Pool & Hot Tub — Soda Ash (Sodium Carbonate) 15 lb

Balanced water, simpler maintenance

Keep pool and spa chemistry approachable with FDC’s Pool & Spa pH Increaser. This 15 lb bag is a pure soda ash product, scientifically known as sodium carbonate, designed to raise low pH in water and help you maintain comfortable swimming conditions without guesswork.

Why choose this pH increaser?

• A granular, non-corrosive formula that dissolves with a steady pour for quick pH adjustment.
• Raises pH when it drops below the ideal range, supporting more stable chlorine performance and cleaner water.
• Helps protect pool equipment and plaster by reducing overly acidic water that can lead to wear and etching.
• May reduce skin and eye irritation by supporting a balanced swimming environment for swimmers of all ages.
• 100% sodium carbonate with a 30-day money-back guarantee, backed by a customer-first approach.

How to use

• Consult the dosing chart on the label to determine the right amount for your pool or spa volume.
• Measure the recommended dose and pour it directly into the water, then circulate and wait for the pH to rise.
• Retest the water after about 5 to 6 hours and adjust as needed to reach the target pH range.

Directions emphasize following the chart and retesting to confirm the effect. Results can vary with usage conditions, so plan to monitor pH regularly as part of routine maintenance. If you’re not satisfied, contact us for a straightforward reimbursement under our policy.

What you gain

With a straightforward, no-frills approach, this pH increaser is designed to seamlessly fit into your existing pool or spa care routine. The product’s composition aims to support balanced water, better chlorine efficiency, and protection for your water features—without sudden chemical shifts that surprise swimmers.

Note: This description highlights practical benefits derived from the product data and common maintenance use cases. It does not constitute a guarantee of results, as actual outcomes depend on proper dosing, water testing, and overall water balance.