WEHOLITE HDPE pipes are designed in accordance with BS EN 1295 : 1998 Part 1
• BS EN ISO 9001 : 2008 Certificate No: FM 12306
• BBA Roads & Bridges Certificate No: 01 / R124
• BBA WIS 4 - 35 - 01 : 2000 Certificate No: 02 / 3920
• WEHOLITE is a WRc approved product - Certificate No: PT / 175 / 0302 Drains & Sewers
• WEHOLITE pipe is manufactured in accordance with BS EN 13476 Standard Structured Wall Piping Systems of Polyethylene (PE) published by the European Committee for Standardisation.
• WEHOLITE pipe satisfies the requirements of the following national standards: SFS 3453 (Finland) DIN 19566 (Germany) CAN/CSA/B182.6 (Canada)
• WEHOLITE has obtained national certification from: * VTT (Technical Research Centre) - Finland * DIBT (German Institute of Building Technology) - Germany
• DWI Regulation 31 Reference number DWI 56.4.513 "Approved for the use in public water supplies"
BSI Registered Firm Certificate BBA Roads and Bridges Certificate
WEHOLITE HDPE pipes have been installed and / or adopted by all of the water utilities in the UK and have also been approved for use by:
• Highway authorities
• Airport authorities
• Drainage boards
• Major consulting engineers and contractors
• The Environment Agency
• Forestry Commission
• Paris SIIAP