New Quattro cushion?

General Discussion on any topic relating to CPAP and/or Sleep Apnea.
xyz
Posts: 407
Joined: Fri Dec 07, 2007 1:38 pm

New Quattro cushion?

Post by xyz » Fri Apr 03, 2009 1:59 pm

I just noticed that a new Quattro replacement cushion is labeled "Rev 1".
Does anyone know what the difference is?
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