Cleaning the headgear
Weekly:
1.
Disassemble the mask. The magnets can remain
attached to the headgear during cleaning.
2.
Handwash the headgear in warm water (approximately
30°C) with mild liquid detergent.
3.
Rinse the headgear under running water. Inspect to
ensure the headgear is clean and detergent free. Wash
and rinse again if necessary.
4.
Squeeze the headgear to remove excess water.
5.
Leave the headgear to air dry out of direct sunlight.
Reprocessing the mask between patients
Reprocess this mask when using between patients. Cleaning,
disinfection and sterilization instructions are available on
www.resmed.com/downloads/masks. If you do not have
internet access, please contact your ResMed representative.
Technical specifications
Pressure-flow
The mask contains passive venting to protect against
curve
rebreathing. As a result of manufacturing variations, the vent
flow rate may vary.
Dead space: Empty volume of the mask to
the end of the swivel. The mask deadspace
varies according to cushion size.
Therapy pressure
Resistance with Anti Asphyxia Valve
(AAV) closed to atmosphere: Drop in
pressure measured (nominal)
at 50 L/min
at 100 L/min
Resistance with Anti Asphyxia Valve
(AAV) open to atmosphere
Inspiration at 50 L/min:
Expiration at 50 L/min:
Anti Asphyxia Valve (AAV) open-to-
atmosphere pressure
Anti Asphyxia Valve (AAV) closed-to-
atmosphere pressure
Sound: DECLARED DUAL-NUMBER NOISE EMISSION VALUES in accordance with
ISO 4871. The A-weighted sound power level and the A-weighted sound pressure
Pressure
Flow
level of the mask at a distance of 1 m, with uncertainty of 3 dBA, are shown
(L/min)
Power level (with Standard elbow)
(cm H
O)
2
Power level (with QuietAir elbow)
3
19
Pressure level (with Standard elbow)
10
37
16
48
Pressure level (with QuietAir elbow)
24
60
30
69
40
82
6
AirFit F20
AirTouch F20
240 mL (Large)
281 mL (Large)
3 to 40 cm H
O
3 to 40 cm H
O
2
2
0.2 cm H
O
0.2 cm H
O
2
2
0.6 cm H
O
0.6 cm H
O
2
2
0.6 cm H
O
0.6 cm H
O
2
2
0.7 cm H
O
0.7 cm H
O
2
2
≤3 cm H
O
≤3 cm H
O
2
2
≤3 cm H
O
≤3 cm H
O
2
2
30 dBA
30 dBA
21 dBA
21 dBA
22 dBA
22 dBA
13 dBA
13 dBA