What is the difference between our soft-sided and hard-sided chambers?
- hello277944
- May 30, 2023
- 2 min read
Updated: 4 days ago

At Iowa HBOT, we offer hyperbaric treatments in both a soft-sided and a hard-sided chamber. When seeking hyperbaric therapy, you may be wondering which chamber is right for you: the soft-sided or the hard-sided? What is the difference between them?
In a very basic explanation, the difference is the dosage of the treatment:
The soft-sided chamber goes up to 1.3 ATA, and you breathe atmospheric air. (This type of chamber is not approved to utilize oxygen concentrators)
The hard-sided chamber starts at 1.5 ATA and goes up to 3.0 ATA (though typically we don’t go above 2.0 or 2.2 ATA). In this chamber, you have the option of breathing in medical-grade oxygen through a mask. This higher percentage of oxygen and a higher pressure provide a higher dosage of treatment compared to the soft-sided chamber. See our blog post on the benefits of diving with 100% oxygen.
While there are benefits to be found when being treated in either chamber, you may be guided into choosing one versus the other when considering what (the condition) is encouraging you to seek treatment. For certain conditions, the soft-sided “dosage” is completely appropriate and adequate (and even preferable). For other conditions, the research guides us to recommend the hard-sided chamber for a stronger dosage.
When deciding between which pressure to utilize, we often encourage patients to consider the research.
You can also check out this video from Dr. Jason Sonners of HBOT USA in which he discusses the differences between the two types of chambers:
If you’re still unsure which chamber to utilize, don’t fret! Give us a call at 515-421-4018 and Dr. LoRang can help guide you to the chamber that’s just right for you.






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