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TwinWall
Application

Highway filter and carrier drains, rail track drainage and unadoptable surface water drains.

Description

Cost effective pipe system intended for use as a direct alternative to all non-pressurized gravity drain systems. Smaller diameters are manufactured from high-density polyethylene and larger diameters from polypropylene.

Applications:

Highway filter and carrier drains, rail track drainage and unadoptable surface water drains.

General information
Uniclass 2015
Pr_65_52_07_88 Unplasticized polyvinyl chloride (PVC-U) solid wall below-ground drainage pipes and fittingsPrimary
CAWS

R17/340 Pipes, bends and junctions – plastics – structured wall perforated

R13/227 Fin drains with pipe

R13/245 Pipe drains with geotextile wrapping

R16/335 Pipes, bends and junctions – plastics – structured wall perforated

R13/215 Filter drains with geotextile-wrapped pipe

R13/220 Filter drains with pipe and geotextile trench lining

R13/241 Pipe drains

R13/211 Filter drains with pipe

Specification data - Unplasticized polyvinyl chloride (PVC-U) solid wall below-ground drainage pipes and fittings
Product Reference

TwinWall

Type

Insert product reference from 'Options' below.

Product Options

Type:

- Adaptors:

  • 6TW142 – D/S adaptor, 150 mm.
  • 6TW129 – D/S adaptor to clay, 150 mm.
  • 6TW141 – S/S adaptor, 150 mm.
  • 6TW145 – S/S adaptor, 150 mm.
  • 9TW145 – S/S adaptor, 225 mm.
  • 12TW145 – S/S adaptor, 300 mm.

- Bends:

  • 6TW561 – D/S bend 87.5°, 150 mm.
  • 6TW563 – D/S bend 45°, 150 mm.
  • 6TW566 – D/S bend 30°, 150 mm.
  • 6TW567 – D/S bend 15°, 150 mm.
  • 9TW561 – D/S bend 87.5°, 225 mm.
  • 9TW563 – D/S bend 45°, 225 mm.
  • 9TW566 – D/S bend 30°, 225 mm.
  • 9TW567 – D/S bend 15°, 225 mm.
  • 12TW561 – D/S bend 87.5°, 300 mm.
  • 12TW563 – D/S bend 45°, 300 mm.
  • 12TW566 – D/S bend 30°, 300 mm.
  • 12TW567 – D/S bend 15°, 300 mm.
  • 375TW561 – D/S short radius bend 87.5°, 375 mm.
  • 375TW563 – D/S short radius bend 45°, 375 mm.
  • 375TW566 – D/S short radius bend 30°, 375 mm.
  • 375TW567 – D/S short radius bend 15°, 375 mm.
  • 450TW561 – D/S short radius bend 87.5°, 450 mm.
  • 450TW563 – D/S short radius bend 45°, 450 mm.
  • 450TW566 – D/S short radius bend 30°, 450 mm.
  • 450TW567 – D/S short radius bend 15°, 450 mm.
  • 500TW561 – D/S short radius bend 87.5°, 500 mm.
  • 500TW563 – D/S short radius bend 45°, 500 mm.
  • 500TW566 – D/S short radius bend 30°, 500 mm.
  • 500TW567 – D/S short radius bend 15°, 500 mm.
  • 600TW561 – D/S short radius bend 87.5°, 600 mm.
  • 600TW563 – D/S short radius bend 45°, 600 mm.
  • 600TW566 – D/S short radius bend 30°, 600 mm.
  • 600TW567 – D/S short radius bend 15°, 600 mm.

- Branches:

  • 6TW193 – D/S equal junction 90°, 150 mm.
  • 6TW213 – D/S equal junction 45°, 150 mm.
  • 9TW193 – D/S equal junction 90°, 225 mm.
  • 9TW227 – D/S unequal junction 45°, 225 x 150 mm.
  • 12TW193 – D/S equal junction 90°, 300 mm.
  • 12TW213 – D/S equal junction 45°, 300 mm.
  • 12TW237 – D/S unequal junction 45°, 300 x 150 mm.
  • 12TW240 – D/S unequal junction 45°, 300 x 225 mm.
  • 375TW150X45 – Unequal junction 45°, 375 mm.
  • 375TW150X90 – Unequal junction 90°, 375 mm.
  • 375TW225X45 – S/S junction to TwinWall spigot, 375 mm.
  • 375TW225X90 – Unequal junction to TwinWall spigot 90°, 375 mm.
  • 375TW300X45 – S/S junction to TwinWall spigot, 375 mm.
  • 375TW375X45 – Equal junction to TwinWall spigot, 45°, 375 mm.
  • 375TW375X90 – S/S junction to TwinWall spigot, 375 mm.
  • 450TW150X45 – D/S unequal junction 45°, 450 mm.
  • 450TW150X90 – S/S unequal junction 90°, 450 mm.
  • 450TW225X45 – S/S junction to TwinWall spigot, 450 mm.
  • 450TW225X90 – S/S unequal junction 90°, 450 mm.
  • 450TW300X45 – S/S junction to TwinWall spigot, 450 mm.
  • 450TW375X45 – S/S junction to TwinWall spigot, 450 mm.
  • 450TW450X45 – D/S equal junction 45°, 450 mm.
  • 450TW450X90 – S/S junction to TwinWall spigot, 450 mm.
  • 500TW150X45 – D/S unequal junction 45° 500 mm.
  • 500TW150X90 – S/S unequal junction 90°, 500 mm.
  • 500TW225X45 – S/S junction to TwinWall spigot 500 mm.
  • 500TW300X45 – S/S unequal junction 90°, 500 mm.
  • 500TW375X45 – S/S junction to TwinWall spigot 500 mm.
  • 500TW450X45 – S/S junction to TwinWall spigot 500 mm.
  • 500TW500X45 – D/S equal junction 45°, 500 mm.
  • 500TW500X90 – S/S junction to TwinWall spigot 500 mm.
  • 600TW150X45 – D/S unequal junction 45°, 600 mm.
  • 600TW150X90 – S/S unequal junction 90°, 600 mm.
  • 600TW225X45 – S/S junction to TwinWall spigot 600 mm.
  • 600TW300X45 – S/S unequal junction 90°, 600 mm.
  • 600TW375X45 – S/S junction to TwinWall spigot 600 mm.
  • 600TW450X45 – S/S junction to TwinWall spigot 600 mm.
  • 600TW500X45 – D/S equal junction 45°, 600 mm.
  • 600TW600X45 – D/S junction to TwinWall spigot, 600 mm.
  • 600TW600X90 – S/S junction to TwinWall spigot 600 mm.

- Couplers:

  • 4TW205 – D/S pipe coupler, 100 mm.
  • 6TW205 – D/S pipe coupler, 150 mm.
  • 9TW205 – D/S pipe coupler, 225 mm.
  • 12TW205 – D/S pipe coupler, 300 mm.
  • 375TW205 – D/S pipe coupler, 375 mm.
  • 450TW205 – D/S pipe coupler, 450 mm.
  • 500TW205 – D/S pipe coupler, 500 mm.
  • 600TW205 – D/S pipe coupler, 600 mm.

- Endcaps:

  • 6TW750 – 150 mm.
  • 9TW750 – 225 mm.
  • 12TW750 – 300 mm.
  • 375TW750 – 375 mm.
  • 450TW750 – 450 mm.
  • 500TW750 – 500 mm.
  • 600TW750 – 600 mm.

- Gaskets:

  • 6TW117 – Ring seal, 150 mm.
  • 6TW217 – New ring seal, 150 mm.
  • 9TW117 – Ring seal, 225 mm.
  • 9TW217 – New ring seal, 225 mm.
  • 12TW117 – Ring seal, 300 mm.
  • 12TW217 – New ring seal, 300 mm.
  • 375TW117 – Socket ring seal, 375 mm.
  • 450TW117 – Socket ring seal, 450 mm.
  • 4TW117 – Socket ring seal, 100 mm.
  • 500TW117 – Socket ring seal, 500 mm.
  • 600TW117 – Socket ring seal, 600 mm.

- Gullies:

  • 6TW650 – Plain ended road gully, 450 x 900 mm, 150 mm.
  • 6TW651 – Plain ended road gully, 450 x 750 mm, 150 mm.

- Pipes:

  • 6TW076 – Plain ended unperforated pipe, 150 mm, 6 m.
  • 6TW176 – Plain ended perforated pipe, 150 mm, 6 m.
  • 6TW276 – Plain ended half-perforated pipe, 150 mm, 6 m.
  • 9TW076 – Plain ended unperforated pipe, 225 mm, 6 m.
  • 9TW176 – Plain ended perforated pipe, 225 mm, 6 m.
  • 9TW276 – Plain ended half-perforated pipe, 225 mm, 6 m.
  • 12TW076 – Plain ended unperforated pipe, 300 mm, 6 m.
  • 12TW176 – Plain ended perforated pipe, 300 mm, 6 m.
  • 12TW276 – Plain ended half-perforated pipe, 300 mm, 6 m.
  • 375TW046 – S/S unperforated pipe, 375 mm, 6 m.
  • 375TW046 – S/S unperforated pipe, 375 mm, 6 m.
  • 375TW056 – S/S half-perforated pipe, 375 mm, 6 m.
  • 375TW066 – S/S perforated pipe, 375 mm, 6 m.
  • 375TW076 – Plain ended unperforated pipe, 375 mm, 6 m.
  • 375TW086 – Plain ended perforated pipe, 375 mm, 6 m.
  • 375TW096 – Plain ended half-perforated pipe, 375 mm, 6 m.
  • 450TW046 – S/S unperforated pipe, 450 mm, 6 m.
  • 450TW046 – S/S unperforated pipe, 450 mm, 6 m.
  • 450TW056 – S/S half-perforated pipe, 450 mm, 6 m.
  • 450TW066 – S/S perforated pipe, 450 mm, 6 m.
  • 450TW076 – Plain ended unperforated pipe, 450 mm, 6 m.
  • 450TW086 – Plain ended perforated pipe, 450 mm, 6 m.
  • 450TW096 – Plain ended half-perforated pipe, 450 mm, 6 m.
  • 4TW076 – Plain ended unperforated pipe, 100 mm, 6 m.
  • 4TW176 – Plain ended perforated pipe, 100 mm, 6 m.
  • 500TW046 – S/S unperforated pipe, 500 mm, 6 m.
  • 500TW046 – S/S unperforated pipe, 500 mm, 6 m.
  • 500TW056 – S/S half-perforated pipe, 500 mm, 6 m.
  • 500TW066 – S/S perforated pipe, 500 mm, 6 m.
  • 500TW076 – Plain ended unperforated pipe, 500 mm, 6 m.
  • 500TW086 – Plain ended perforated pipe, 500 mm, 6 m.
  • 500TW096 – Plain ended half-perforated pipe, 500 mm, 6 m.
  • 600TW046 – S/S unperforated pipe, 600 mm, 6 m.
  • 600TW056 – S/S half-perforated pipe, 600 mm, 6 m.
  • 600TW066 – S/S perforated pipe, 600 mm, 6 m.
  • 600TW076 – Plain ended unperforated pipe, 600 mm, 6 m.
  • 600TW086 – Plain ended perforated pipe, 600 mm, 6 m.
  • 600TW096 – Plain ended half-perforated pipe, 600 mm, 6 m.

- Reducers:

  • 6TW097 – D/S level invert reducer, 150 mm.
  • 6TW099S – S/S level invert reducer with seal, 150 mm.
  • 9TW099S – S/S level invert reducer with seal, 225 mm.
  • 12TW099S – S/S level invert reducer with seal, 300 mm.
  • 375TW099 – S/S level invert reducer, 375 mm.
  • 450TW099 – S/S level invert reducer, 450 mm.
  • 500TW099 – S/S level invert reducer, 500 mm.
  • 600TW099 – S/S level invert reducer, 600 mm.

- Tees:

  • 9TW213 – D/S equal junction 45°, 225 mm.

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