Re: Quattro FX - size and liner issues
Posted: Sat Nov 12, 2011 11:36 am
Just a side note; DH has a flexifit 431; and we keep a pair of tweezers handy in case he sneezes.
The anti-asphyxia valve tends to move to a non-functioning position in the event of a sneeze or cough.
Otherwise an excellent mask; too wide for me, though--even in small.
The anti-asphyxia valve tends to move to a non-functioning position in the event of a sneeze or cough.
Otherwise an excellent mask; too wide for me, though--even in small.