This is the harsh truth: most HVAC failures occur because someone missed a step. Did not calculate the load properly. Used undersized equipment. Miscalculated the insulation needs. We have fixed hundreds of these disasters. And every time, we file away another learning. Like in 2017, when we decided on adding WiFi controls to all system. Why? Because Sarah, our master tech, got tired of watching homeowners waste money on poor temperature settings. Now clients save hundreds yearly. https://stocktwits.com/productairheating