Wavin Osma Drainage Products are leading UK manufacturers and suppliers of plastic drainage pipes, rainwater goods, drainage channels, gullies and manholes. Manufactured in PVC-U and conform to BS 4514, PVC and Polyethylene [PE] . Wavin Osma also manufacture specialist products such as twin wall pipes, perforated drain pipes, SUDS stormwater drainage, underground drain pipes and larger diameter sewage pipes. Wavin Osma ranges are comprehensive and also include plumbing fittings and sanitaryware fittings. Wavin Osma are construction industry innovators and have many patented products for a wide range of applications including Above and Below Ground Drainage, Plumbing, Rainwater Attenuation and SUDS.

Polypipe Civils is the UK's leading manufacturer of surface water drainage and sustainable urban drainage systems SUDS, sewage pipes, cable ducting pipes and water management solutions, serving the utilities, construction, civil engineering, agricultural and sports and leisure markets. Our range of products include complete sustainable drainage systems that also include storm water and rainwater harvesting, rainwater recycling, surface water storage and modular rainwater attenuation crates. We are also major UK manufacturers of large diameter PVC and twin wall polyethylene sewage pipes. Polypipe Civils products have been widely installed in many infrastructure projects including roads, car parks, rail, airports, industrial and commercial projects.

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