| No. | Catalogue Number | Lamp | Sealing To | Overtube | Fixing |
|---|---|---|---|---|---|
| 137 | ALH/WP/SF/26 | T8 | T8 lamp | N/A | screws @ 24 c/s |
| 137 | ALH/WP/SF/38 | T8/T12 | T12 or O.T. | 38mm Ø | screws @ 24 c/s |
| 137 | ALH/WP/SF/50 | T8/T12 | overtube | 50mm Ø | screws @ 24 c/s |
| 138 | ALH/WP/SI/26 | T8 | T8 lamp | N/A | snap in 25.5x17.6 |
| 138 | ALH/WP/SI/38 | T8/T12 | T12 or O.T. | 38mm Ø | snap in 25.5x17.6 |
| 138 | ALH/WP/SI/50 | T8/T12 | overtube | 50mm Ø | snap in 25.5x17.6 |
| 138 | ALH/WP/SI/T5 | T5 | T5 lamp | N/A | 25.5x17.6 |
| 138 | ALH/WP/SI/T5/13 | T5 | T5 lamp | N/A | 25.5x17.6 |
| 138 | ALH/WP/SI/T5/38 | T5 | overtube | 38mm Ø | 25.5x17.6 |
