Sirona Spa Care Defend is a unique blend of organic polymers designed to prevent scale formation, aid in the removal of existing scale and help prevent precipitation of dissolved solids in spas or hot tubs. This product is compatible with all sanitizers including bromine, chlorine, ozone, minerals and biguanide.

Directions

1. Use this product when water is cloudy. For best results use this product weekly. Add recommended dosage directly to the spa.

-For spas up to 800 gallons, use 2 oz of Sirona Spa Care Defend

-For spas over 800 gallons, sue 4 oz Sirona Spa Care Defend

2. Turn filter system on for 1 hour