The Humid-Vent is a compact connector that is a heat and moisture exchanger, placed in the breathing circuit between the “Y”piece
(or “T” piece for non-rebreathing) and the endotracheal tube. Inside the connector is a special medium consisting of hygroscopic,
naturally absorbent microwell paper. Maximun life is 24 hours, after 24 hours they lose their effectiveness and must be replaced.