| Part No. | T (Thickness) | U | Glass Thickness |
|---|---|---|---|
| UT.042.01.RB.N | 24mm | 24mm | 8.0-11.0mm |
| UT.042.02.RB.N | 24mm | 24mm | 11.5-15.5mm |
| UT.042.03.RB.N | 24mm | 24mm | 16.0-17.5mm |
| UT.042.04.RB.N | 24mm | 24mm | 20.0-21.5mm |
| UT.048.01.RB.N | 27mm | 30mm | 8.0-11.0mm |
| UT.048.02.RB.N | 27mm | 30mm | 11.5-15.5mm |
| UT.048.03.RB.N | 27mm | 30mm | 16.0-17.5mm |
| UT.048.04.RB.N | 27mm | 30mm | 20.0-21.5mm |