Resmed Disposable S9 CPAP Filter

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• Filter replacement for Respironics machines:
  - Step 1: Open air filter hatch on the back of the machine.
  - Step 2: Remove old filter and discard. Filters are not washable/reusable.
  - Step 3: Place filter with blue side facing out. For S9 both sides are same.
  - Step 4: Close air filter hatch.