Industry pro replaces home’s conventional HVAC system with
combi-boiler/air handler technologyProblem: After nine years, Gail Johnson’s HVAC system had already required a couple of major repairs. As Noritz’s national sales manager, he knew that heat exchangers tend to crack and fail after a decade of regular usage. In addition, his humidifier failed a year and a half ago. When its motor burned out in the middle of the night, the house filled with smoke and the smell of something burning. This chain of events convinced Johnson that he needed to make a preemptive change in February 2021 before the situation worsened
