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What Does This Lever Do?

By November 12, 2012

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This knob alters the airflow inside the regulator, making breathing either easier or more difficult. Turning the knob enables and disables something called the Venturi Effect, which regulator designers take advantage of to assist breathing.Read more

Scuba regulators:

Illustrated Guide to the Basic Parts of a Reg
DIN vs Yoke Regulators
8 Types of Regulator Mouthpieces

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