| Ref. no | Capacity | Description |
|---|---|---|
| Zl-342020 | 24 litre | butyl membrane |
| Zl-342080 | 50-60-80 litre | butyl membrane |
| Zl-342100 | 100 litre | butyl membrane |
| Zl-342200 | 200 litre | butyl membrane |
| Zl-342300 | 300 litre | butyl membrane |
| Zl-342500 | 500 litre | butyl membrane |
| Zl-342750 | 750-1000 litre | butyl membrane |
| ||
