| Manufacturer | Bulb Type | Pressure Type | UV Spectrum |
 Aqua UltraViolet |
Medium Pressure | 185 - 400 nm | |
 Emperor Aquatics |
T5, T5-HO | Low Pressure | 253.7 nm |
 WLim |
T5, T6 | Low Pressure | 253.7 nm |
| Definitions: | |
| Bulb Type Rating | The "T" in this rating states the tube type, being Tubular, and the number represents the thickeness, being measured in 1/8th in. (e.g. T6 = Tubular, 6/8 in. diameter) |
| Pressure Type | |
| UV Spectrum | |
