Initial Application Use or Re-Fill:
Apply 6 ounces or 3/4 cups of Spa Guard Spa Silken for every 200 gallons of water. The application will cause the pH of your water to increase. It may be necessary to adjust pH to properly balance your water after use. For every 6 ounces of product, 3 ounces of pH decreaser may be necessary. See bottle for instructions.
Residential spas should be drained and refilled every 60-90 days. Commercial spas should follow local guidelines for refill frequency. Follow refill directions above for every refill with fresh water.
- Noticeably softens water
- Gentle on eyes, hair and skin
- Easy to use granular product
- Creates sparkling blue water
Sodium Tetraborate Pentahydrate- 100%