Air Purifier Compatible HVAC System Size 1.5 to 5 tons Voltage 120 V AC Maximum Air Flow Capacity 5000 cfm Number of UV-C Bulbs 1 Duct Insertion Length 18 in Maximum Coverage Area 5 000 sq ft Removes Mold Bacteria Viruses For Duct Cut-Out Height 1 in For Duct Cut-Out Width 1 in Air Cleaning Method Ultraviolet Light Amperage 0.5 A Frequency 60 Hz Germicidal Efficiency 90 Percent Housing Color White Includes Gasket Includes Mounting Hardware Yes