Mihome heating starter pack home gateway 3 x radiator valves add zoned heating control to any existing central heating system with the mihome heating bundle 3 smart trvrsquos thermostatic radiator valves plus the mihome gateway are included in this bundle to get you started and additional radiator valves can be added at any time zoned heating on a room by room basis ensures you are only heating the rooms you are using and the energy savings this can make is substantial ndash on a