Short term Anaesthesia/ Ventilation , Bacterial/viral, 99.999% efficiency , Electrostatic media, 22M/15F-15M/22F ISO connectors, Deadspace 65 mts, With luer sampling port. 8866/50 - HME element only, 30.2 m.g.L-1 moisture output. 8866/100 ?Same as above but HMEF version.