Reducing Street Elbow is a type of tube fitting ensuring leak proof connections for positive pressure and vacuum applications. Reducing tee fittings are designed carefully and have enhanced surfaces to prevent out gassing and corrosion.
| PT 1* (in) | PT 2* (in) | H (in) | L1 | L2 |
| 1/4 | 1/8 | 5/8 | 22 | 26.5 |
| 3/8 | 1/4 | 13/16 | 29.5 | 29.5 |
| 1/2 | 1/4 | 15/16 | 32 | 36 |
| 1/2 | 3/8 | 15/16 | 39.5 | 39.5 |
| 3/4 | 1/2 | 1-1/16 | 42.5 | 48.5 |
| 1 | 1/2 | 1-3/8 | 48.5 | 48.5 |
