Expandable Anaesthetic Breathing Circuit
A range of accessory configurations are also available in combinations such as Y-connectors, breathing bags, BSF filters and spare limbs to meet the medical needs.


| Model No. | Part No. | Patient Type | Tube Length | Spare Limb | Y Piece Type | Breathing Bag | Bacteria Filter BSF201 | Box Qty |
| 504-005 | 50400224 | Paediatric | 1.5m | Bifurcated wye | 50 | |||
| 504-005 | 50426600 | Paediatric | 1.8m | Bifurcated wye | 50 | |||
| 504-005 | 51003712 | Paediatric | 1.8m | Bifurcated wye | 1L | 50 | ||
| 504-005 | 50426800 | Paediatric | 1.8m | Bifurcated wye | 1L | √ | 50 | |
| 504-005 | 50426900 | Paediatric | 1.8m | 1.8m (clear) | Bifurcated wye | 1L | √ | 50 |
| 504-005 | 51003714 | Paediatric | 3m | Bifurcated wye | 1L | 40 | ||
| 504-005 | 50522100 | Paediatric | 3m | 1.5m (blue) | Bifurcated wye | 0.5L | 10 | |
| 504-005 | 50400329 | Paediatric | 5m | Bifurcated wye | 1L | 10 | ||
| 504-004 | 50425700 | Adult | 1.8m | Parallel wye | 50 | |||
| 504-004 | 50415100 | Adult | 1.8m | Parallel wye | 50 | |||
| 504-004 | 51003710 | Adult | 1.8m | Parallel wye | 3L | 40 | ||
| 504-004 | 50415800 | Adult | 1.8m | Parallel wye | 3L | √ | 40 | |
| 504-004 | 50425400 | Adult | 1.8m | 1.5m (green) | Parallel wye | 3L | √ | 40 |
| 504-004 | 50479900 | Adult | 2.4m | Parallel wye | 40 | |||
| 504-004 | 50449100 | Adult | 2.4m | 2.4m (blue) | Swivel wye | 2L | 30 | |
| 504-004 | 51003713 | Adult | 3m | Parallel wye | 3L | 40 | ||
| 504-004 | 50400211 | Adult | 6m | 3m (clear) | Swivel wye | 2L | 10 |