SaniLIGHT Germicidal Ultraviolet Irradiators are stainless steel ceiling or wall mounted open fixtures that irradiate room air and exposed surfaces with with direct germicidal ultraviolet rays. This treatment is very effective due to the long unobstructed path of the rays. SaniLIGHT germicidal ultraviolet irradiators should be utilized during periods when the room is unoccupied or when occupants take appropriate protective measures.