Does anybody have any experience with the reef crest dosers and JL aquatics additives? Looking to get something to start dosing two part that I can control with my apex.
http://www.jlaquatics.com/dry-goods...-top-off/reef-crest-dosing-package-basic.html
http://www.jlaquatics.com/dry-goods...-top-off/reef-crest-dosing-package-basic.html