Our first episode in this series is about why RO/DI should be used in a reef aquarium. RO/DI has pretty much become a staple of the saltwater aquarium hobby. In this series we will go over why reefers use RO/DI water in their reef tanks, how to install your system, proper maintenance, filter changes, common troubleshooting techniques, system upgrades , water savers, booster pumps and many other topics. Disclaimer