| Includes | ultraviolet disinfection systems and equipment. Vertically-oriented equipment and horizontally-oriented equipment. Low-pressure and medium-pressure equipment of low or high intensities. Equipment with and without automatic cleaning. |
| Alternate Terms/Abbreviations | UV: ultraviolet. |
| Notes | tanks in which open-channel ultraviolet lamps are installed are typically under the Division of the associated tank material or work result (such as Division 03, Concrete), or in 43 41 00, Atmospheric Tanks and Vessels, or any other appropriate Division. |
| See | 40 90 00 for process controls, and flow measurement instrumentation. 43 32 63 for ultraviolet sterilizers used in industrial applications. 46 30 00 for disinfection equipment employing chlorine or other chemicals. |