Key features of the QuietAir:
- AirFit F20 and AirTouch F20 are among ResMed's quietest CPAP masks
- The QuietAir makes them 9 times quieter than before, at only 21 dBA
- 70% gentler exhaled air flow
With the QuietAir diffuse elbow, the CPAP mask sound power is recorded as 21dBA for both AirFit F20 and AirTouch F20 CPAP masks.
- Reduction in sound power level of 10 dBA compared with the standard F20 elbow.
- Noise emission values in accordance with ISO 4871 at a distance of 1 m, with uncertainty of 3 dBA. [Refer to AirFit F20 CPAP user guide]
- Measured as the reduction in peak velocity when compared to the standard F20 CPAP elbow.
