Replies to I don't understand the "21", @ricktweld. Is that an oxygen setting or the number of days...

Discussion

Asthma & Allergy | Last Active: Sep 8 8:50am | Replies (44)

Comment receiving replies

@hopeful33250

I don't understand the "21", @ricktweld. Is that an oxygen setting or the number of days you use it?

Replies to "I don't understand the "21", @ricktweld. Is that an oxygen setting or the number of days..."

ricktweld | @ricktweld | Sep 7 7:49am

@hopeful33250 sorry, that is supposed to be 2 liters of oxygen.