Your myAirvo 2 is not simply a comfort device. It delivers heated, humidified high-flow therapy that has been selected for your breathing needs. To use myAirvo 2 safely, keep the prescribed settings unchanged, follow the training from your respiratory care team, and make daily checks part of your routine.
High-flow nasal therapy can make breathing feel less dry and less demanding for some people managing chronic respiratory conditions or recovering after illness. But its benefits depend on correct setup, clean equipment, a reliable power source, and prompt attention when something feels different. The safest routine is the one you and your caregiver can repeat confidently.
Start with your prescribed therapy plan
Your clinician or respiratory therapist determines the flow, temperature, oxygen setting if oxygen is prescribed, and how long you should use therapy. Those settings are individualized. A setting that works well for another person, even someone with a similar diagnosis, may not be appropriate for you.
Do not increase flow, change the temperature, or add oxygen on your own to treat shortness of breath. More flow or oxygen is not automatically better. In certain lung conditions, changing oxygen delivery without clinical direction can create problems rather than relief.
Keep your written therapy instructions near the device. If you are unsure whether a setting has changed, pause and contact your equipment provider or respiratory care team before using it. SleepEZ Home Health can help patients review their setup and understand the practical steps of daily therapy, but urgent symptoms always need urgent medical attention.
Set up the myAirvo 2 on a stable surface
Place the device upright on a firm, level table or bedside surface where it cannot be knocked over. Keep it away from curtains, bedding, heaters, direct sunlight, sinks, and pets. The air intake needs open space to work properly, so do not place the unit on carpet, inside a cabinet, or against a wall.
Before starting, inspect the device, power cord, breathing tube, chamber, and nasal cannula. Look for cracks, loose connections, kinks, water buildup in the tubing, or damaged parts. Never use a frayed power cord or a device that has been dropped, soaked, or visibly damaged. Contact your provider for replacement equipment instead.
Connect the breathing tube and nasal cannula securely. The cannula should sit comfortably at the nostrils without being forced in too far. If it is overly tight, it can cause pressure, soreness, or skin breakdown. If it is too loose, therapy may feel ineffective and the tubing may shift while you sleep.
Keep the power supply protected
Plug the unit directly into a grounded wall outlet whenever possible. Avoid overloaded power bars, damaged extension cords, or routing the cord where someone could trip. Have a plan for a power outage, especially if you depend on high-flow therapy for significant respiratory support.
Ask your care team what to do if power fails, how long you can safely be without therapy, and whether backup oxygen or another prescribed option is needed. Do not assume a household battery backup will run the device for the time you need without confirming its capacity and compatibility.
Use clean water and handle the chamber carefully
Humidification is a central part of myAirvo 2 therapy. It helps deliver warmed, moist airflow that may reduce nasal and throat dryness. It also means the water chamber needs careful daily attention.
Use only the water type recommended by your device instructions and care team. In many home setups, this means distilled water. Do not use tap water, bottled drinking water, mineral water, essential oils, medications, or additives in the water chamber unless your clinician has specifically instructed you to do so. Additives can damage the device, affect therapy, or introduce unwanted particles.
Fill the chamber only to the marked level and keep the unit level during use. Overfilling increases the chance of spills or water entering the tubing. If you see condensation collecting in the tube, make sure the device is on a lower surface than your head where possible, check that the tubing is not hanging in a cold draft, and ask your respiratory therapist for advice if the issue continues.
Empty and refresh the water as directed in your care instructions. Never use water that has been sitting in the chamber for days. Wash your hands before handling the chamber, and allow cleaned parts to air-dry fully before reassembly.
Clean on schedule, not only when it looks dirty
Respiratory equipment can look clean while moisture and normal daily use create conditions that require regular care. Follow the cleaning schedule supplied with your device and any replacement schedule for consumables. Your provider may tailor this plan to your therapy use and clinical needs.
At a minimum, pay close attention to the water chamber, nasal cannula, breathing tube, and air filter. Use mild soap and water only when that is permitted by the manufacturer instructions for that part. Rinse thoroughly, because soap residue can be irritating. Do not use bleach, alcohol, harsh cleaners, or scented products unless the device instructions specifically allow them.
The filter deserves special attention. A dirty or blocked filter can reduce airflow and make the unit work harder. Check it regularly and replace it according to the recommended schedule or sooner if it appears dirty. Never operate the device without the correct filter in place.
If you have had a respiratory infection, ask your care team whether any supplies should be replaced early. Do not share your cannula, tubing, chamber, or other patient-contact equipment with anyone else.
Using myAirvo 2 safely with supplemental oxygen
Some patients use myAirvo 2 with prescribed supplemental oxygen. This requires additional precautions because oxygen supports combustion. Oxygen itself does not burn, but it makes fires burn faster and more intensely.
Keep oxygen equipment well away from cigarettes, vaping devices, candles, gas stoves, fireplaces, space heaters, sparks, and open flames. Post no-smoking reminders in the home if needed. Do not use petroleum-based creams or oily products around the nose or face when oxygen is in use unless your clinician has approved a suitable alternative.
Only connect oxygen using the method and flow prescribed by your care team. Check that the oxygen source is on when it should be, that tubing is not kinked, and that connections are secure. Never change the oxygen flow setting to address symptoms without clinical direction.
Know what the alarms and discomfort may be telling you
An alarm is a safety signal, not something to silence and ignore. Read the display, check the obvious items your training covered, such as water level, tubing connections, filter placement, or power supply, and follow the troubleshooting steps provided with your device.
If an alarm continues, if you cannot identify the issue, or if the device is not producing the therapy you expect, contact your equipment provider. Do not take the device apart, attempt internal repairs, or continue using it if you suspect it is malfunctioning.
Mild adjustment to humidified airflow can happen, particularly during the first few days. However, ongoing discomfort deserves attention. Nasal soreness, dryness, nosebleeds, ear pressure, headaches, chest discomfort, new coughing, or difficulty tolerating the flow may mean the fit, humidification, or prescribed settings need review.
When to seek urgent help
Your myAirvo 2 supports treatment, but it does not replace an emergency plan. Call emergency services or seek immediate medical care if you have severe or worsening shortness of breath, blue or gray lips or face, new confusion, fainting, severe chest pain, or an inability to stay awake.
If you have a pulse oximeter, use it according to your clinician's directions. A number alone does not tell the full story, but an unexpectedly low reading combined with symptoms needs prompt attention. Do not delay care while repeatedly adjusting the device or trying to troubleshoot equipment.
Build a routine that protects your therapy
A few minutes each day can prevent many avoidable issues. Before use, check the water, tubing, cannula, filter, and power connection. During therapy, make sure the cannula remains comfortable and the device has open airflow around it. After use, follow the cleaning and drying steps assigned to your equipment.
It also helps to keep a small record of concerns: recurring alarms, dryness, skin irritation, changes in mucus, sleep disruption, or breathlessness with normal activity. Those details give your respiratory therapist useful information and make it easier to adjust your support safely.
The goal is not to manage every issue alone. If something about your therapy feels wrong, reaches beyond your instructions, or simply leaves you uncertain, ask for help early. Consistent, comfortable use begins with the right equipment routine and the confidence that clinical support is close by.