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| IMG 3490 | The lines normally vent to atmosphere, but that's a problem when you are in deep water because the lines can sink into it and be cut off from what we like to think of as atmosphere. Adding the T allows another line to be added to the vent that will stay above the water. | |
| Camera: Canon PowerShot G9 | Date: 2/15/11 3:45 PM | Resolution: 3264 x 2448 | ISO: 200 | Exp. Time: 1/8s | Aperture: 2.8 | Focal Length: 7.4mm | |
| Total images: 19 | Last update: 2/16/11 12:30 AM | Help | |