Equivalent Air Depth Table

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CDN $20.00
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Made with flexible, waterproof plastic material making this a great item to have in your dive bag, on the boat, or even underwater. Quickly and easily calculate the percentage of your total oxygen exposure limits for a dive. Based on the NOAA Oxygen Exposure Time Limits for Working Divers. Fractional percentage values have been rounded to the nearest whole number, with a minimum value of one percent. 

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