Why You Need to Know How to Do This Test

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00:00 Introduction
01:11 What is a Positive Pressure check
03:54 How to Positive Pressure Check We partner with https://www.scuba.com and https://www.mikesdivestore.com for all your gear essentials. Consider using the affiliate link above to support the channel. The information in this video is not intended nor implied to be a substitute for professional SCUBA Training. All content, including text, graphics, images, and information, contained in this video is for general information purposes only and does not replace training from a qualified Dive Instructor.