Hepworth Building Products Ltd is one of the UK’s leading companies in the manufacture and supply of high quality plumbing and drainage systems, roofing and general building products. Their range includes above and below ground drainage, stormwater management, water treatment, water distribution, underfloor heating and rainwater drainage systems and components. Products also include geotextile membranes, roofing components and features, fireplace components, chimney liners and terminals and natural ventilation and other components for building into walling.
Hepworth is certified to the following Quality Assurance schemes/standards:
BS EN ISO 14001: 2004 – BSI
BS EN 1451: 2000 Plastics piping systems for soil and waste discharge (low and high temperature) within the building structure. Polypropylene (PP). Specifications for pipes, fittings and the system
BS EN 607: 1996 Eaves, gutters and fittings made of PVC-U definitions, requirementsand testing
BS EN 295: 1991 Vitrified clay pipes and fittings and pipe joints for drains and sewers. Requirements
BS 4962: 1989 Specification for plastics pipes and fittings for use as subsoil field drains
BS 4514: 1983 Specification for unplasticized PVC soil and ventilating pipes, fittings and accessories
BRE Certificate: 042/97 – Hepworth HepvO waste valve
BBA Certificate 09/4626 – Plastidrain underground drainage system
BBA Certificate 86/1733 – Soil manifold