How long with the 4-tier water bottle holder last your family?
| # of family members | 1 gallon per day | 3 gallons per day |
| 2 | 20 days | 6 days |
| 3 | 13 days | 4 days |
| 4 | 10 days | 3 days |
| 5 | 8 days | 2 days |
| # of family members | 1 gallon per day | 3 gallons per day |
| 2 | 20 days | 6 days |
| 3 | 13 days | 4 days |
| 4 | 10 days | 3 days |
| 5 | 8 days | 2 days |