They are considerably larger chambers than single-seat chambers, designed to simultaneously treat several patients, according to the needs of each client. These chambers are pressurized with compressed air and oxygen is supplied through special masks or diving suits. Our multiplace chambers, in addition to the main chamber compartment, have an additional small compartment called an antechamber, for the evacuation or admission of patients after the start of the hyperbaric oxygen therapy treatment session. We have multiplace camera models from 4 to 20 seats for simultaneous treatments. Chambers with capacity from 4 to 20 patients depending on the model. Conventional diameter of 2.1 mt. with rectangular doors. They are pressurized with air, and oxygen is supplied through self-demand masks or diving suits. Its operation is fully automatic and they have a fire protection system according to NFPA standards.