When mounting a two stage booster to a wall, does the orientation matter i.e. vertical or horizontal? I ask as I recall being advised that if a two stage booster is mounted horizontally there can be increase wear on the bottom of the piston rings.
Lower back has been getting increasingly sore once I go past an hour in the water holding trim. I have arthritis in the lower back from an injury years ago. I'm diving a rEvo. Grateful for any tips on how to manage this and be able to hold trim pain free for prolonged periods, max 4 hours or so...
Looking for the following data for a project. If anyone has any actual hard data or links they'd like to share, much appreciated:
1. Number of CCR's in use globally
2. Current CCR sales trends globally
All the best
Cathal
Hi
Just doing some research into the viability of an App for both Iphone and Android that would allow divers calculate their bottom gas or diluent density at max depth.
This is something I thought of in response to S.Mitchell's paper on the effects of gas density on divers at depth, published...
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