Sirona Dosing Recommendations

Recommended Dosage Guide for Sirona Simply

Horizontal Tub (80 gallons)

Sirona Simply Sanitizer:

Initial: 0.5 oz (1 tbsp)

Weekly: Top up to 50 ppm (may not be necessary every week) 0.5 tsp per 10 ppm

Sirona Simply Oxidizer:

Initial: 1.6 oz (3 tbsp)

Weekly: 0.8 oz (1.5 tbsp)

Sirona Spa Up:

pH < 6.8: 2 tsp

pH 6.8-7.2: 1 tsp

Alkalinity: 1 tsp

Sirona Spa Down:

To lower pH: 1/3 tsp every half hour until in range

To lower Alkalinity: 1.5 tsp every half hour until in range

Vertical Tub (48 gallons)

Sirona Simply Oxidizer:

Initial: 1 oz (2 tbsp)

Weekly: 0.5 oz (1 tbsp)

Sirona Simply Sanitizer:

Initial: 2 tsp

Weekly: Top up to 50 ppm (may not be necessary every week) 1/3 tsp per 10 ppm

Sirona Spa Up:

pH <6.8: 1 tsp

pH 6.8-7.2: 0.5 tsp

Alkalinity: 0.5 tsp

Sirona Spa Down:

pH: the dosage is so small that it doesn't calculate well. Approx. 1/16 tsp every half hour until in range

Alkalinity: ≈1 tsp every half hour until in range