Diagnosing filter grille pressure drop: A rule of thumb we teach at National Comfort Institute (NCI) to help determine if an air filter is too restrictive is based on pressure budgets. Pressure ...

The differential pressure drop across a filter is dependent on both how loaded (i.e. dirty) the filter is, as well as the airflow across it. Figure 1 below shows the relationship between these three ...

Models Help Predict Air Filter Pressure Drop Nov. 1, 2000 Quick and accurate prediction of the drop in pressure of cooling air passing through the firm's filters is now possible with Flotherm v2.2 ...