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Old 24th December 2008 | 18:16
  #42 (permalink)  
vanHorck
 
Joined: Jan 2008
Posts: 1,275
Likes: 21
From: London
if you want to limit the oxygen with masks go for the Mountain High 02 system. It is pulse, not continuous, and so a small bottle lasts very long!

I use it and I am very happy with it!
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