1. To prevent foaming, apply a small amount of Sirona Spa Care Foam Out defoamer directly onto the surface of the water. Do not use more than one-half (1/2) teaspoon of this product at a time. Repeat if foaming begins to occur.

2. To eliminate existing foam, apply a small amount of Sirona Spa Foam Out defoamer directly onto the surface of the foam. Do not use more than one-half (1/2) teaspoon of this product at a time. Apply the product when the spa/hot tub is in operation and then wait ten minutes. If foam has not subsided, repeat treatment.