Hot water should always be in an apartment or house. After all, it is necessary not only for personal hygiene, but also for washing dishes, hand washing, laundry and other purposes. Today, any hardware store will be able to offer you several types of water heaters operating on different principles, but with a result on the output is the hot water.
"Management from the distance" requires the presence of extensive networks and groups of objects. Checking and changing the parameters required by the operator using a computer. It is unlikely that this option is suitable when you are searching for the generator for house or home, but you have to know about that.