
Frequently Asked Questions
What is the AirMist HME and how does it work?
The Transcend AirMist is a Heat Moisture Exchanger (HME) that provides waterless humidification for CPAP therapy. It captures moisture and warmth from your exhaled breath and returns it to the air you inhale, improving comfort without the need for a water chamber or heated humidifier.
Is the AirMist compatible with my CPAP machine and mask?
Yes — the AirMist Starter Pack features universal 22mm connections, making it compatible with virtually any CPAP machine and mask. No additional adapters or complicated adjustments are needed.
How long do the AirMist cartridges last?
Each replaceable AirMist cartridge is typically good for 5–7 days once opened. The starter pack includes two cartridges to get you started.
What is included in the AirMist Starter Pack?
The starter pack includes the AirMist adapter and two AirMist replacement cartridges — everything you need to begin experiencing waterless humidification with your CPAP therapy right away.