# IV tubing deadspace

Rule of thumb: ~1ml for every 10cm

| Component | Volume | Length |
| --------------------- |:------:|:------:|
| 3-port manifold + ext | 8mL | 114cm |
| IV short ext | 0.5ml | 18cm |
| Alaris tubing | 25ml | 297cm |
| Minibore tubing | 1.8 mL | 152cm |