California Proposition 65: This product contains a chemical known to the State of California to cause cancer. Duct Mount Air Cleaner, Install Angle Right/Standard Angle, Compatible HVAC System Size 5 ton, Maximum Air Flow Capacity 2000 cfm, Filter Efficiency Not Applicable, Filters Down To Not Applicable, Primary Filter Performance Rating Not Applicable, Overall Depth 6 1/2 in, Overall Height 17 5/8 in, Overall Width 6 1/2 in, Air Cleaning Method Photocatalytic Oxidation, Filters Out Bacteria, Mold, Viruses, For Duct Cut-Out Height 6 1/2 in, Duct Insertion Length 17 3/4 in