UV Coil Cleaner Compatible HVAC System Size 1.5 to 5 tons Voltage 24 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 Bacteria Mold For Duct Cut-Out Height 1 in For Duct Cut-Out Width 1 in Air Cleaning Method Ultraviolet Light Amperage 1.9 A Frequency 50 Hz 60 Hz Housing Color Silver