ALTI chamber

In a groundbreaking field test, the Alti ultralight hyperbaric chamber, weighing under 1 kg and packing down to the size of two Nalgene bottles, demonstrated its effectiveness in rapidly alleviating acute altitude sickness symptoms, providing a lightweight and efficient solution for high-altitude expeditions.

https://feedingtheratexpeditions.com/2025/09/alti-ultralight-hyperbaric-chamber-tested-on-climbers