<ul><li>Use it for DREAM STATION OR HEATING TUBING</li><li>These CPAP Filters are disposable and should be replaced whenever the white filter material begins to look dirty.</li><li>Low resistance to gas flow means that the user keeps the strong airflow that come from the CPAP/BIPAP machine</li><li>These Filters For CPAP/BIPAP Machines is quick & simple to install and replace - Simply attach the filter to your machine between the air outlet and your standard CPAP tubing</li></ul><br><br>

3 Pack Universal Fit in Line Filter for CPAP and BiPAP Machines - Improve Your CPAP Experience with These Filters, for 22mm and 25mm CPAP Tube