At Polypipe we can offer developers and builders the broadest possible range of thermoplastic piping systems for foul, surface water and combined sewers suitable for every type of residential project, from single homes to large estates in both the public and private sectors.


  • Polysewer

    Polysewer is a series of PVCu structured wall pipes and fittings, available in diameters from 150-300mm. The complete system includes a range of couplings, seals, bends, junctions and accessories.

  • Ridgisewer

    Ridgisewer is a range of structured wall gravity sewer pipes and features six sizes from 400-900mm. The range includes a complete system of couplings, seals, bends, junctions, specialist fabrications and saddles.

  • Ridgistorm-XL

    Ridgistorm-XL is an engineered thermoplastic large diameter pipe system, in diameters 750-3000mm, for use in a wide variety of applications including surface water, foul water, combined sewers, large scale flood alleviation schemes, renewable energy and even displacement ventilation.


  • Permavoid

    The Permavoid system comprises of high strength modular cells suitable for sub-base replacement, plus components that incorporate silt/ oil treatment and shallow flow controls into the system.    



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Four Step Guide to Ridgistorm-XL Pre-Fabricated Component Chambers

pdf (894.63 KB)

An 8 Step Guide to a Total Polystorm system

pdf (1.43 MB)

Project examples

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  • Walthamstow Stadium: Project complete

    Before 294 homes could be built to create one of London’s most prestigious new developments, stormwater run-off problems at the former greyhound track site in Walthamstow needed addressing as part of the...