Panel Filter, 4-Ply Internally Supported, Series: Maxi-Grid™ MG400, 24 in Width, 24 in Height, MERV: MERV 11, 1200 to 2000 cfm, 180 deg F, Cardboard Frame, 0.9253 Efficiency, 0.34 to 0.67 in WG Initial Resistance, Synthetic Fiber Media, White/Green,

Koch Filter Corporation offers six unique Maxi-Grid™ Panel Filters for use as prefilters or final filters in commercial and industrial air filtration systems of all types. Koch MG Panels are widely used in commercial office buildings, hospitals, paint spray booths, universities and in many manufacturing facilities. Koch Filter® Panel Filter, 4-Ply Internally Supported, Series: Maxi-Grid™ MG400, 24 in Width, 24 in Height, MERV: MERV 11, 1200 to 2000 cfm, 180 °F, Cardboard Frame, 0.9253 Efficiency, 0.34 to 0.67 in WG Initial Resistance, Synthetic Fiber Media, White/Green, Domestic