We are constantly updating this website in order to deliver the most accurate and comprehensive information available.  Below lists recent website updates that may interest you.

• Spreadsheet added to FAQ page that determines the number of Nitrox SCUBA tanks that can be filled from an oxygen cylinder.  Oxygen Flowrate and Usage Spreadsheet
• Webpage added for the new Nitrox Manual "Blending Oxygen Enriched Air" by Bart Bjorkman.
• New Webpage for the Envirodive / RubberDuckieDesigns Oxygen Analyzer - Great analyzer, Great Price.