Filter for Fisher & Paykel SleepStyle 230, 240, 250 & 600 Series CPAP Machines (6 Pack)

These filters are designed for use with all SleepStyle 230, 240, 250 and 600 Series CPAP systems from Fisher & Paykel. SleepStyle filters are disposable; for optimal performance they should be changed regularly when they appear soiled or discolored.