Filter Pressure Drop Calculator

Calculate pressure drop across air filters and estimate filter life.

Total face area of filter bank.
ft²
Air flow through filters.
CFM
Enter MERV rating (8, 11, 13, or 16).
MERV

Results

Filter Face Velocity-FPM
Clean Filter Pressure Drop-in w.c.
Dirty Filter Pressure Drop-in w.c.
References: ASHRAE Standard 52.2, Method of Testing Air-Cleaning Devices