Manufacturer Part Number: PRO56221|Filter Efficiency|Media Material|SyntheticFrame Material|Galvanized SteelMedia Color|Air Flow|Particle Capture Efficiency (%)|90 to 95Removes Particle Size Down To|Nominal Depth (Inch)|18Nominal Width (Inch)|12Nominal Depth|18inNominal Height (Inch)|24CFM|1000Nominal Width|12inNominal Height|24inMedia Area|Maximum Working Temperature|150.0 FMaximum Velocity|Integrated Frame|YesActual Depth (Inch)|18Actual Depth|18inActual Width (Inch)|11-3/8Actual Width|11.375inActual Height (Inch)|23-3/8Actual Height|23.375inFor Use With|Capacity|Standards|UL 900Maximum Air Flow (FPM)|500Merv Rating|15Number Of Media Plys|Number Of Pockets|3UNSPSC Code|