
| Bonus Online Content | ||
| The ANSTI Machine: Evaluating A Regulator's Breathing Characteristics Learn more about the ANSTI breathing simulator and why it's the international industry standard for measuring the breathing resistance of scuba regulators. Plus: A detailed explanation of how Scuba Lab uses this unique test machine to evaluate regulators. |
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| How to Read a Breathing Loop The end result of an ANSTI test is a breathing loop diagram. Click here to learn how to read all the data it contains, including a reg's cracking effort, total work of breathing, inhalation effort, exhalation effort and more. |
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