This silicone based lubricant helps ensure a watertight seal on YSI water quality instruments and sensors.
 Includes one 0.5 oz tube of lubricant.
 
 Note: Be sure to follow lubrication instructions carefully when applying Krytox®.  Too much or too little can undermine the effectiveness of the lubricant. Always apply lubricant in a clean environment, removing dust and debris from the application area in advance.