UPVC DRAIN WASTE SOIL AND VENTILATION
| white Colour-Class-E(metric range) | ||||
| Nominal size | Mean outside diameter | Wall thickness | ||
| min | max | min. | max. | |
| 1/2" | 21.2 | 21.5 | 1.7 | 2.1 |
| 3/4" | 26.6 | 26.9 | 1.9 | 2.5 |
| 1" | 33.4 | 33.7 | 2.2 | 2.7 |
| 1¼" | 42.1 | 42.4 | 2.7 | 3.2 |
| 1½" | 48.1 | 48.4 | 3.1 | 3.7 |
| 2" | 60.2 | 60.5 | 3.9 | 4.5 |
BS EN 1329-1 (BS4515)
| BS EN 1329-1 (BS 5255)uPVC soil and waste pipes within building and structure | |||||
| Nominal OD | Nominal O.D | Mean O.D(mm) | Wall thickness | ||
| (inch) | (mm) | min. | max. | min. | max. |
| 1 ¼" | 36.0 | 36.2 | 36.5 | 1.8 | 2.2 |
| 1 ½" | 43.0 | 42.8 | 43.1 | 1.9 | 2.3 |
| 2" | 56.0 | 55.8 | 56.1 | 2.0 | 2.4 |
BS EN 1401 (BS4660 & BS5841)
| BS EN 1329-1 (BS 4514) uPVC soil, waste & ventilation pipes for above ground drainage | |||||
| Nominal OD | Nominal O.D | Mean O.D(mm) | Wall thickness | ||
| (inch) | (mm) | min. | max. | min. | max. |
| 3" | 82 | 82 | 82.3 | 3.0 | 3.5 |
| 4" | 110 | 110 | 110.3 | 3.2 | 3.8 |
| 6" | 160 | 160 | 160.4 | 3.2 | 3.8 |