The intervals for re-bedding in the GAC will range based upon your water good quality. You should make sure to Check out your Needed Routine maintenance type A part of your packet. The data is split right into a node of blocks that happen to be related to one another. http://www.hartfordnewsreporter.com/news/story/498325/advanced-water-rebrands-to-keep-up-with-changing-office-culture-and-cleaner-hydration-needs.html