Profile: Squire-Cogswell/Aeros Instruments Inc. deals with vacuum and air products. Our product list comprises of pressure compensated flowmeters, medical gas regulators, continuous vacuum regulators, oxygen humidifiers, thoracic vacuum regulators, and hose barbs/tubing. Our vacuum regulators are specially designed for a variety of clinical applications including airway, nasogastric and surgical suctioning, as well as chest drainage. Our 1-15 L/min flowmeters provide accurate gas flow measurement and control within a range of 1-15 liters per minute, for use in a variety of respiratory therapy clinical applications. They feature large, easy to read increments with an expanded 1-5 L/min range for improved readability at low flows and supply pressure of 50 PSI.