Download the oxygen concentrator manual
Frequently asked questions
Returns and refunds
How long do I have to return the goods?
How long do I have to return the goods?
- You have a 30-day return period from the date you receive the goods.
- Conditions: Goods must be in their original condition, unused and in their original packaging.
- Procedure: If you wish to request a refund, please contact us within the specified timeframe.
How long does it take until I get my refund?
How long does it take until I get my refund?
Returns are processed within 7 days of receiving the products.
Warranty services
Do VARON-Hub devices have a warranty?
Do VARON-Hub devices have a warranty?
Yes, we offer a 1-year warranty. For more information, please see our warranty terms and conditions.
About products
What should you pay attention to when using an oxygen concentrator?
What should you pay attention to when using an oxygen concentrator?
- Do not use the oxygen generator near open flames or while smoking.
- Pay attention to your oxygen concentration and check your device regularly to ensure there are no alarms and that you are receiving enough oxygen.
- Too low an oxygen concentration negatively affects inhalation and the life of the device.
- If you use an oxygen concentrator due to chronic health problems, monitor changes in your blood oxygen levels regularly.
What is the difference between continuous flow and pulsed flow?
What is the difference between continuous flow and pulsed flow?
- Pulse Flow : Automatically detects your breathing and releases oxygen as you inhale, while it stops as you exhale.
- Continuous Flow : Releases oxygen to your lungs whether you inhale or exhale.
- Pulse flow mode is mainly used in portable devices to extend their usage time.
