1. FHME.
2. Single patient use.
3. Recommended T.V. range(ml): 250-1000.
4. Dead space(ml): 45.
1. Resistance(cmH20): (1) max. at 30 1/min 0.74. (2) max. at 60 1/min 1.97. (3) max. at 90 1/min 3.50. 2. Moisture output: 33mg/Lat TV 500cc. 3. Filter efficiency: (1) BFE>99.99%. (2) VFE>99.99%.