A hard hyperbaric chamber is a kind of chamber that has a fixed size. The chamber is steel-enclosed so it has better leakproofness. It can deliver 100 percent oxygen in atmospheric pressures above 1.5 ATA environment.
The hard hyperbaric chamber is more functional than the soft hyperbaric chamber, it could achieve some functions such as the inner control panel, and talk back function which provides a better user experience.
The hard hyperbaric chamber is more durable than the soft hyperbaric chamber because of its material.
