Respironics Enterainment Valve Swivel

The ComfortGel Blue Full Face Mask replacement entrainment valve swivel. Provides quick access to room air if the pressure is less than 2cm H2O.

This entrainment valve is compatible with your ComfortGel Blue Full Face CPAP mask.,It attaches near the tubing swivel and can allow oxygen to enter if your mask environment becomes unsafe.,No Prescription Needed