ISO 3633-2002 pdf free download.Plastics piping systems for soil and waste discharge (low and high temperature) inside buildings一Unplasticized poly(vinyI chloride) (PVC-U). ISO 3633 specifies the requirements for unplasticized poly(vinyl chlonde) (PVC-U) pipes and fittings for soil and waste discharge (low and high temperature) inside buildings, as well as the system itself. It does not include buried pipework. It also specifies the test parameters for the test methods referred to in this International Standard. This International Standard is applicable to PVC-U pipes and fittings, as well as assemblies of such pipes and fittings, intended to be used for the following purposes: a) soil and waste discharge pipework for the conveyance of domestic waste waters (low and high temperature); b) ventilation pipework associated with a); c) rainwater pipework inside the building. This International Standard does not cover requirements for the K-value of the raw matenal. 2 Normative references The following normative documents contain provisions which, through reference in this text, constitute provisions of this International Standard For dated references, subsequent amendments to. or revisions of, any of these publications do not apply. However, parties to agreements based on this International Standard are encouraged to investigate the possibility of applying the most recent…