Mask


[ Follow Ups ] [ Post Followup ] [ Cluster Headaches Messages ]

Posted by Dave (128.163.14.57) on June 21, 2000 at 13:29:15:

In Reply to: A subtle but important difference posted by Ted on June 21, 2000 at 12:53:22:

I think that's what I have. Looks like there is a kind of a flap valve on the side that opens when you exhale to allow the CO2 to escape.



Follow Ups:



Post a Followup

Name:
E-Mail:

Subject:

Comments:

Optional Link URL:
Link Title:
Optional Image URL:


[ Follow Ups ] [ Post Followup ] [ Cluster Headaches Messages ]