Product: Breathing spirometry PFT filters mouthpiece, respiratory filtrator strainer valve, Lung pulmonary function test filter tap percolator with mouth piece

Item No. GL-4-2215 

Filtration efficiency: 99.9999%  

Resistance at 30L/min:＜0.2Kpa

Connectors: Machine port ID  27mm, 28mm, 29.5mm, 30mm 30.5mm

                                          OD 30.5mm 33mm

Patient Port OD: 29.5mm