Come learn why Nitrox is steadily replacing air as the recreational diver’s breathing gas of choice. Enjoy longer bottom times, shorter surface intervals, greater safety margins against decompression sickness, and other dive-enhancing benefits when using Nitrox.Price: $125.00 – Includes Certification!The class meets at Aquatic Center on the scheduled day from 6:30 – approx. 9:30pm.For more info contact: paul@extreme-exposure.com