Breas Z1/Z2 Q-Tube Replacement Kit

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Replacement Kit for the Breas Z1/Z2 QTube Muffler.

It is recommended to occasionally inspect the foam and sleeve of the QTube and replace if there are tears or signs of wear.


  • Reduce noise
  • Enhances Therapy
  • Easy to replace


If using the QTube Muffler with a humidifier, Breas strongly recommends inspecting the interior of the foam often and replacing the foam every 14 days of use.


The foam inside the QTube Muffler is made of 3M Cell foam.

The plastic sleeve is comprised of Poly-carbonate.

The O-Ring is made of silicone.


Included in Package:

  • Replacement Foam   3.75" x 2.75"
  • O Ring 1.25 inches in diameter
  • Plastic Wrap  4.5" x 2.75"