The UFHO is a high output fixture that can be configured to sterilize HVAC coils. The housing is 304 stainless steel and fixtures are available in either a standard offering or a moisture-resistant option. The moisture-resistant fixtures feature quartz sleeves around the lamps and rubber fittings for lamp connections. Sizes available are 19, 27, 37, 49 and 65-inch and electrical is available in 120-V/60, 220-V/60 and 277/60-50. Unit sizing will correspond to the length of the coil and the fixture will need to be mounted 18 inches from the coil.