Proper filter application remains one of the biggest mysteries in the HVAC industry for good reason. There are so many filter choices with so little information; it is difficult to match filter performance with system requirements. Consumers yield to flashy marketing not understanding the mechanics of the selection process, the contracting community unknowingly gives up early sacrificing performance, and the overall industry suffers the consequences. Restrictive, undersized filter selection generally ranks high on the list causing underperforming HVAC systems. There have been effective electronic air cleaners around for many years, but for our conversation within this article, we will focus on media or fabric material filtering.
Each furnace or air handler has some sort of filter housing and filter correct? So what’s the problem?