| Keyed-Fill | Connects the appropriate vaporizer to the correct agent eliminating agent contamination. Most vaporizers can be re-fitted for this feature. |
| Keyed-Fill Adapter | Filling tube, keyed to the vaporizer and the appropriate anesthetic bottle. Available for Enflurane, Halothane, Isoflurane and Sevoflurane and sold separate. |
| Funnel-Fill | Well filling. Remove cap and pour agent in. |