Here's the harsh truth: most HVAC failures take place because someone missed a step. Failed to calculate the load properly. Used undersized equipment. Got wrong the insulation needs. We have fixed dozens of these messes. And each time, we record another insight. Like in 2017, when we decided on adding smart thermostats to each system. Why? Because Sarah, our lead tech, got sick of watching homeowners burn money on inefficient temperature settings. Now clients save hundreds yearly.
https://www.instapaper.com/read/1959510773