Which water tank does my incubator use? Jason Holmes November 17, 2023 20:31 Updated Both the CT model and HB model incubators use the same 1 gallon water tank. Related articles Does my incubator need to be completely filled with eggs? Can I keep adding eggs during incubation and put them on Hatcher. How do I install an internal sensor in my incubator? Can the incubators hatch Emu eggs? Service Discount Levels Comments 0 comments Please sign in to leave a comment.