[Rob Evans]

Spooky timing that, there's just been a similar discussion on another list I poke about on. You can get them from

Originally Posted by [b

Quote[/b] ]I'm aware of the following three:
1) Oxycheq gas switching bloc: part# GSB-1000 http://www.oxycheq.com/OmniSwivel.html
2) Sartek: RSV1 Redundant supply gaz vavle
http://www.sarind.com/acatalog/rsv.html
3) Deca Diving manifold bloc assembly: part# DSI-300-xxx
http://www.decadiving.com/PDF/bailout.pdf

My preference for a breather goes to the Oxycheq gaz switching block. I combine this bloc with Deca diving quick disconnect whip (part#  DE 255-020NS QD) for easyness of kitting up. You can also use AP Diving Gas connector system quick disconnect whips. http://www.apdiving.com/idgcs.htm
Hope it helps
Philippe

The actual mechanics of how they work are beyond me, but you could ask our resident lemming Mr Finless, also consult the

Erk, I've just pooped my grundies thread

Alternatives To Brunettes

Rob