How to Replace a YSI Dissolved Oxygen (DO) Cap Membrane

Replacing a YSI dissolved oxygen cap membrane can be completed in 15 seconds (as this video proves). It's quick and simple.

Whether you use a YSI 5906, 5908, 5909, 5912, 5913 or 5914 DO cap membrane, the process is the same.

Find more dissolved oxygen information at http://www.YSI.com/weknowDO