


AtmosChamber Air Sit
AtmosChamber Air Sit is the compact upright portable chamber built for users who want a sitting format in a tighter footprint.
- Single-person sitting soft-shell chamber
- Maximum pressure: 1.5 ATA
- Compact footprint with 10 L/min oxygen concentrator
- Portable format for homes, offices, and smaller studios
Best suited for: Home users, office wellness setups, and smaller studios.
We can help you compare posture, pressure, footprint, and accessibility across the range.
These pages are structured around easier deployment, not clinic-style installation.
Portable does not mean disposable. Support still matters on products like these.

Compact sitting HBOT. The smallest footprint in the range.
1.5
ATA pressure
Therapeutic pressure in a compact sitting format.
10
L/min oxygen
Same intelligent oxygen system as the wider Air line.
Compact
Sitting footprint
The smallest floor space requirement in the AtmosChamber range.
AtmosChamber Air Sit
Compact HBOT for tighter spaces.
The Air Sit brings the portable Air platform into an upright sitting format — the smallest footprint in the range, ideal for homes, offices, and smaller studios where a lying chamber won’t fit.
Sitting Format
Upright. Compact. Practical.
Designed around a seated posture rather than a full lying chamber — fits rooms where a horizontal chamber can’t.
Intelligent Oxygen
Same system. Smaller footprint.
Uses the same intelligent oxygen concentrator architecture as the wider Air line — no compromise on oxygen delivery.
Safety Architecture
Triple-redundant relief.
Automatic, manual, and emergency pressure relief hardware included as standard. Safety built in, not bolted on.
Office-Ready
Home. Office. Studio.
The compact footprint makes the Air Sit viable for home wellness rooms, office setups, and smaller studios.
Why PROTEC
Same pressure. Smallest footprint.
Compact Recovery
HBOT that fits where others can’t.
Upright sitting format with the smallest footprint in the range — therapeutic pressure for spaces where a lying chamber won’t work.
Book a Free ConsultationCompare
How does it compare?
Hyperbaric Chamber
AtmosChamber Air Sit
£8,499.00
Hyperbaric Chamber
Select a chamber
Specifications
Technical details.
- Format
- Single-person sitting soft-shell
- Max Pressure
- 1.5 ATA
- Oxygen System
- Intelligent concentrator, 10 L/min
- Design
- Compact upright sitting format
- Safety
- Automatic, manual, and emergency relief
- Connectivity
- App-ready
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Common questions.
The Air Sit uses an upright seated posture with a smaller footprint, while the Air Solo is a lying format that requires more floor space.
The Air Sit reaches 1.5 ATA — therapeutic pressure for home and studio use.
Yes. The compact footprint makes the Air Sit suitable for office wellness rooms, home studios, and smaller treatment spaces.
An intelligent oxygen concentrator with 10 L/min flow and automatic control.
Explore the AtmosChamber range.
See the full range →
Hyperbaric Oxygen Therapy
AtmosChamber Air Solo
AtmosChamber Air Solo is the portable lying-format chamber built for...
£7,999
Shop now →
Hyperbaric Oxygen Therapy
AtmosChamber Air Sit
AtmosChamber Air Sit is the compact upright portable chamber built...
£8,499
Shop now →
Hyperbaric Oxygen Therapy
AtmosChamber Solo
1.5 ATA of pressurised oxygen delivery in a hard-shell, single-person...
£31,999
Shop now →PROTEC Recovery
Ready for compact HBOT?
The smallest footprint in the range. Delivered to your door.
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