HVAC Filtration Efficiency Calculator

Inputs

Results

Filtration efficiency (%)

85

Pressure drop (in. w.g.)0.27
Face velocity (fpm)300
Fan power increase (W)14.6
Annual energy cost ($)$15.31
E1: 0.3–1.0 µm (%)50
E2: 1.0–3.0 µm (%)85
E3: 3.0–10.0 µm (%)90