| 2 Roof & Gutters |
Of Leaves |
Of Dirt |
| 4 Storage |
Tank Sizing |
Design |
Tank Types & Construction |
Placement |
Self Cleaning |
Maintenance |
| 5 Pressurization |
5.1  Muscle Power |
 5.3 Hand Pumps |
| 6 Purification |
What's Clean? |
Before Storing |
In Tank Purification |
Filtration |
| Low Tech Purification |
| Mid Tech Purification |
 High Tech Purification |
7 About Arsenic |
| 8 Water Testing |
| 9 Maintenance |
| 10 Resource Links |
