A disposable filtration solution for Puritan Bennett™ 700 series ventilators

The Puritan Bennett™ expiratory filter is designed for use with the Puritan Bennett™ 700 series ventilators. The disposable filter reduces particles and bacteria in patients' exhaled gas, protecting a ventilator’s exhalation and spirometry systems.


  • 99.97% filtration efficiency of 0.3 microns nominal particle size at 100 L/min flow
  • Meets CDC requirement for n100 filtration
  • Resistance to flow less than 2.5 cmH2O at 100 L/min when new

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