Haviland Durachlor pH Up

NEVER mix different products together in the same bottle or pail. Add this product directly to the pool water. Always apply product with the circulation system operating. Brush any unsettled particles from surfaces. Pool use may resume 15 minutes after the product has fully dissolved in the pool.

1. Test pool water frequently during the week and make necessary adjustments.

If pH is between 6.8 and 7.1, apply 1 pound for every 10,000 gallons of water directly to the pool. Apply this product directly to the water.

If pH is less than 6.8, apply a total of 1.5 pounds for every 10,000 gallons of water. Apply total amount slowly and evenly over a 30 minute period of time to avoid temporary hazy water.

2. Circulate for 2 hours and retest pH.
3. If pH is below 7.2, repeat steps 1 and 2 until pH is between 7.2-7.6.

Sodium Carbonate: 100%