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Certificate 09/4643 Hepworth Building Products. UltraRib gravity sewer system. Hepworth underground drainage system - installation. Product sheet 2

Publication Year

2010

Document Status

Withdrawn

Abstract

Relates to the installation of Hepworth UltraRib PVC-U Underground Drain Pipes and Fittings. Addresses laying pipes on a trench bottom in granular material and on granular material. Also considers side-fill and backfill.

Document History

Date of 1st issue: 1st April 2010. Withdrawn.

Publisher Information

British Board of Agrément

The British Board of Agrément have been providing authoritative and independent information on the performance of building products for over 40 years. The certificates they produce contain data on durability, installation and compliance with Building Regulations.

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