BS 4514:2001
Unplasticized PVC soil and ventilating pipes of 82.4 mm minimum mean outside diameter, and fittings and accessories of 82.4 mm and of other sizes. Specification

https://doi.org/10.3403/02280172 (published 15/07/2001)

BS 4514:2001 is maintained by PRI/88. This standard is available from the following sources:

Other historical versions of this standard document also exist: