Osma is a brand of Wavin UK, a leading supplier of water management, plumbing and drainage systems.
The company has a reputation for innovation and leadership, and an extensive product portfolio which includes the Hep2O®, OSMA, Hepworth Clay and Hepworth Terracotta brands.
Manufacturer of soil, waste, rainwater and plastic drainage systems, pipes and fittings for building and civils markets.
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