MH-Z19D NDIR CO2 Module Description: MH-Z19D NDIR infrared gas module is a common type, small size sensor, pins type or terminal type, using non-dispersive infrared (NDIR) principle to detect the existence of ... Read More
8415270 Exhalation Valve Accessories At Exhalation End Of Respirator Applications: Gas Exchange Functions as an expiratory valve to facilitate the exhalation of carbon dioxide and inhalation of fresh oxygen for ... Read More