UV Air Purifier Compatible HVAC System Size 1.5 to 3 ton Voltage 120 V AC Maximum Air Flow Capacity 1200 cfm Number of UV-C Bulbs 1 Duct Insertion Length 12 in Maximum Coverage Area 1 500 sq ft Removes Harmful Germs Bacteria Viruses Mold and Fungi For Duct Cut-Out Height 7 in For Duct Cut-Out Width 9 in Air Cleaning Method Ultraviolet Light Amperage 0.5 A Frequency 60 Hz Housing Color White Housing Material Plastic