| irp.category.partno | I.D. (IN) | Approx Weight | Centreline Bend Radius | Negative Pressure | Positive Pressure | |
|---|
| VUF-1 | 1 | 0.210 | 0.760 | 28 | 48 | |
| P-SFV-1.25 | 1.25 | 0.310 | 0.880 | 27 | 45 | |
| P-SFV-1.5 | 1.5 | 0.380 | 1.120 | 26 | 36 | |
| P-SFV-2 | 2 | 0.570 | 1.630 | 25 | 26 | |
| P-SFV-2.5 | 2.5 | 0.750 | 2.190 | 24 | 20 | |
| P-SFV-3 | 3 | 0.850 | 2.480 | 24 | 20 | |
| P-SFV-4 | 4 | 0.940 | 3.260 | 18 | 14 | |