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Iplex has developed RestrainTM PVC-U sewer pipe specifically for gravity sewer applications utilising trenchless techniques for the installation, repair or replacement of underground infrastructure. RestrainTM is a rubber ring jointed PVC-U pipe, with a threaded spigot and socket, which provides immediate axial capability during installation.

Product Details

Standards and Approvals

RestrainTM sewer pipe is manufactured to the Australian Product Standard under a third party accredited quality assurance program complying with ISO 9001

RestrainTM sewer pipe has ISO Type 5 third-party StandardsMark certification ,licence number SMKP20185 in accordance with AS/NZS 1260 "PVC-U pipe and fittings for drain, waste and vent application"

View Iplex Product Certifications

Rubber Ring Seals

Rubber ring seals are nitrile butadiene rubber (NBR),which conforms to the requirements of AS 1646 "Elastomeric seals for waterworks purposes" NBR rings have a high resistance to sewerage as well as mineral oils.

The rubber ring seal is supplied loose and should be stored to ensure that it is not damaged. The rubber ring seal should be placed in the pipe spigot groove during the pipe jointing process.

Colour and Markings

RestrainTM sewer pipe is manufactured in a light grey colour with a semi-gloss finish which is opaque and flawless.

RestrainTM sewer pipes are marked in accordance with AS/NZS 1260 PVC-U pipes and fittings for drain, waste and vent application'. Markings include:

  • Manufacturers name and brand name
  • Nominal pipe Size
  • SN16
  • Date of manufacture
  • Manufacturers code
  • AS/NZS 1260

RestrainTM sewer pipes are repeatedly marked in accordance with AS/NZS 1260.

Environmental Credentials

RestrainTM sewer pipe is certified to conform to the Best Environmental Practice PVC (BEP PVC) provisions of AS/NZS 1260.

The Green Building Council of Australia (GBCA) has defined the standards for best practice environmental performance for PVC manufacturing, against which Iplex's processes have been audited by an independent certifying body. This permits Restrain sewer pipe users to claim positive PVC Credit Points under the GBCA's Green Star rating scheme. Learn More

Restrain™ PVC-U Sewer Pipe Range and Dimensions

RestrainTM sewer pipe is available in nominal diameters from DN100 up to DN300. The product is defined by overall length in order to facilitate on site requirements. The effective length of the pipe is the overall length less the thread length ("B").

Restrain™ PVC-U Sewer Fittings Range

Restrain™ PVC-U sewer pipe is compatible with Iplex’s range of PVC-U DWV sewer fittings with both rubber ring and solvent weld joints.