TORONTO–(BUSINESS WIRE)–ecobee announced that Smart Thermostat Essential is now available for purchase at major retailers and on ecobee.com. ecobee’s newest smart thermostat offers exceptional value, is easy to use and simplifies energy savings without sacrificing comfort. Smart Thermostat Essential is simple to install and features a vibrant full-color touchscreen with an intuitive, user-friendly interface. Designed to help customers save up to 23%* on annual heating and cooling costs, the n