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Manufacturing Standards

BS EN ISO 9001:2008

Manufacturing Excellence

Brett Martin Plumbing and Drainage operates a stringent quality programme where quality is designed into every product and process and is the responsibility of every employee.

Our goal is to achieve customer satisfaction by maintaining an effective quality management system throughout every operation and function in line with organisational goals and objectives.

You can be confident that as a BSI Registered Firm our Quality Assurance Programme guarantees that each Brett Martin Plumbing and Drainage system is a first class product. Our total commitment to a quality manufacturing environment is recognised through the company's achievement of BS EN ISO 9001:2008.

Brett Martin Plumbing and Drainage are committed to continually reviewing our quality objectives to exceed our customers' expectations and needs. A thorough management review and audit takes place annually to ensure that the Quality Management System continues to be suitable, adequate and effective.

To support and reinforce this policy of ensuring continuous improvement, we have developed and implemented structured procedures for each department which are subject to continual review and improvement.

In addition each product range is manufactured to exacting standards to satisfy industry requirements and benchmarks.

Setting Standards in Underground Drainage

Brett Martin Underground Drainage systems satisfy the requirements of the following:-

  • The Building Regulations 2000, Approved Document H, Drainage and waste disposal (2002 Edition)
  • Building Standards (Scotland) Regulations 1990, As Amended, Part M
  • The Building Regulations (Northern Ireland) 1990, Technical Booklet N

Brett Martin Underground Drainage Systems are manufactured and licensed to the following British Standards:

  • BS EN 1401-1:2009 Plastic piping systems for non-pressure underground drainage and sewerage (SN4). Unplasticised poly (vinyl chloride) (PVC-U). Part 1: Specifications for pipes, fittings and the system.
  • BS EN 13598-1:2003 Plastic piping systems for non-pressure underground drainage and sewerage. Unplasticised poly (vinyl chloride) (PVC-U), polypropylene (PP) and polyethylene (PE). Part 1: Specifications for ancillary fittings including shallow inspection chambers.
  • All components are manufactured under a quality management system registered under BS EN ISO 9001:2008. 

Setting Standards in Plumbing Systems

Brett Martin Soil and Waste Systems are manufactured, to the following British Standards:

  • BS EN 274:2002 Waste fittings for sanitary appliances
  • BS EN 1329:2000 Specification for unplasticised PVC soil and ventilating pipes, fittings and accessories
  • BS EN 1451:2000  Plastics piping systems for soil and waste discharge within the building structure - polypropylene
  • BS 1566:2000 Plastics piping systems for soil and waste discharge within the building structure - Chlorinated poly (vinyl chloride) PVC-C  
  • All components are manufactured under a quality management system registered under BS EN ISO 9001:2008.

Setting Standards in Rainwater Systems

  • Fully tested for accelerated ageing to BS EN 607:1995
  • Produced to a high quality to BS EN ISO 9001:2008.

Kitemark Approval

Brett Martin Plumbing and Drainage hold Kitemark Licences for our Underground Drain and Sewer Pipe and Fittings (EN 1401), Aboveground PVC Soil Systems (EN 1329), Polypropylene Push Fit Waste Systems (EN 1451) and PVC-C Solvent Weld Waste Systems (EN 1566)

  • Plastics Piping Systems for Underground Plumbing and Drainage (EN 1401)
  • Plastics Piping Systems for Soil and Waste Discharge - PVC (EN 1329)
  • Plastics Piping Systems for Soil and Waste Discharge - Polypropylene (EN 1451)
  • Plastics Piping Systems for Soil and Waste Discharge - PVC-C (EN 1566)


For further information on our quality systems, process and certification please contact us