I would like to buy a Nest or Ecobee for my home, but not if I have to buy 6 separate $250 dollar thermostats. One smart unit to manage them all would be amazing, but I'd settle for 2 if needed. My ...
In hydronic heating, to control where heated water goes to various sections of a building, the system might rely on two or more zone valves. A zone valve opens or closes based on demand from a ...