What to do with Blue Extender during the winterization? Riiot Labs June 18, 2018 06:46 Updated Follow Unplug the device and store it in a dry space. Related articles What is Blue Extender? What to do with Blue Fit50 during winterization? How to install Blue Extender? How to make a factory reset of Blue Extender? What is Virtual Pool Care? Comments 0 comments Please sign in to leave a comment.