Comfort is one of the most important parts of every indoor environment. But, in order to really experience the full benefits of those heating and cooling systems installed that keep us so comfortable, each one has to use some type of control apparatus to effectively manage comfort needs. Since HVAC contractors are usually the ones installing the systems, not to mention performing maintenance when necessary, their opinions on comfort controls are not to be taken lightly. So we asked six contractors to identify their favorite controls from the multitudes of options available on the market.