Constructive pressure ventilation any of numerous different types of mechanical ventilation by which fuel is sent in to the airways and lungs beneath optimistic strain, making beneficial airway force throughout inspiration; it could be completed by way of either an endotracheal tube or a nasal mask. See also ventilator. Blended-manner https://ventilationductwork99001.myparisblog.com/38212577/ventilation-ductwork-for-dummies