
Spotless Glass Refill
How Many Shower Rinses Will I Get?
Based on a two-person household (each taking one shower per day) and your tap water’s TDS level, each Spotless Glass Refill is estimated to last:
- TDS 400 (US average) = 4 1/2 months
- TDS 200 = 9 months
- TDS 100 = 1 1/2 years


