Noninvasive ventilation face masks
| Company name | Mask name | Size | Abbreviation used | Position of exhaust ports on face masks |
| B&D Electromedical | Aircraft | M | BD Air | 0 |
| B&D Electromedical | Hebden | S | BD HS | 0 |
| B&D Electromedical | Hebden | M | BD HM | 0 |
| B&D Electromedical | Hebden | L | BD HL | 0 |
| B&D Electromedical | Fleximask | S | BD FS | 0 |
| B&D Electromedical | Fleximask | M | BD FM | 0 |
| B&D Electromedical | Fleximask | L | BD FL | 0 |
| Hans Rudolph | Full face mask | HR FM | 1 (cheek) | |
| Koo | Full face mask system | KOO FM | 0 | |
| ResMed | Mirage NV full face mask | S | RM NS | 0 |
| ResMed | Mirage NV full face mask | M | RM NM | 0 |
| ResMed | Mirage NV full face mask | L | RM NL | 0 |
| ResMed | Full face series 2 | S | RM SS | Series (nasal bridge) |
| ResMed | Full face series 2 | M | RM SM | Series (nasal bridge) |
| ResMed | Full face series 2 | L | RM SL | Series (nasal bridge) |
| Respironics | Spectrum | S | RS SS | 1 (connector) |
| Respironics | Spectrum | M | RS SM | 1 (connector) |
| Respironics | Spectrum | L | RS SL | 1 (connector) |
| Respironics | Total face mask | RS TFM | 2 (cheeks) |
S: small
M: medium
L: large