| WASTE PIPES and FITTINGS | ACO TECHNOLOGIES PLC (BUILDING DRAINAGE) |
| ALUMASC EXTERIOR BUILDING PRODUCTS |
| BLUCHER UK LTD |
| DAVANT DRAINAGE PRODUCTS LTD |
| DE DIETRICH PROCESS SYSTEMS LTD |
| EPWIN GROUP |
| GEBERIT SALES LTD |
| HUNTER PLASTICS LTD |
| MARLEY PLUMBING & DRAINAGE |
| MULTIKWIK LTD |
| NAYLOR INDUSTRIES PLC |
| POLYPIPE BUILDING PRODUCTS |
| PURUS LTD |
| SAINT GOBAIN PAM UK |
| SVR PLASTICS LTD |
| WAVIN HEPWORTH |
| WAVIN OSMA |
| WASTE PIPES and FITTINGS ABS | HUNTER PLASTICS LTD |
| MARLEY PLUMBING & DRAINAGE |
| NAYLOR INDUSTRIES PLC |
| POLYPIPE BUILDING PRODUCTS |
| SVR PLASTICS LTD |
| WAVIN HEPWORTH |
| WAVIN OSMA |
| WASTE PIPES AND FITTINGS Acoustic | GEBERIT SALES LTD |
| WASTE PIPES and FITTINGS BS 2871:Part 1 | MULTIKWIK LTD |
| WASTE PIPES and FITTINGS BS 5254 | HUNTER PLASTICS LTD |
| MARLEY PLUMBING & DRAINAGE |
| MULTIKWIK LTD |
| WAVIN HEPWORTH |
| WASTE PIPES and FITTINGS BS 5254 Kitemarked | HUNTER PLASTICS LTD |
| MARLEY PLUMBING & DRAINAGE |
| WAVIN HEPWORTH |
| WASTE PIPES and FITTINGS BS 5255 | DAVANT DRAINAGE PRODUCTS LTD |
| HUNTER PLASTICS LTD |
| MARLEY PLUMBING & DRAINAGE |
| MULTIKWIK LTD |
| WAVIN HEPWORTH |
| WAVIN OSMA |
| WASTE PIPES and FITTINGS BS 5255 Kitemarked | HUNTER PLASTICS LTD |
| MARLEY PLUMBING & DRAINAGE |
| WAVIN HEPWORTH |
| WASTE PIPES and FITTINGS Cast Iron | ALUMASC EXTERIOR BUILDING PRODUCTS |
| SAINT GOBAIN PAM UK |
| WASTE PIPES and FITTINGS Chemical Waste | ALUMASC EXTERIOR BUILDING PRODUCTS |
| DE DIETRICH PROCESS SYSTEMS LTD |
| GEBERIT SALES LTD |
| NAYLOR INDUSTRIES PLC |
| WASTE PIPES and FITTINGS Colours: | DAVANT DRAINAGE PRODUCTS LTD |
| HUNTER PLASTICS LTD |
| MARLEY PLUMBING & DRAINAGE |
| NAYLOR INDUSTRIES PLC |
| POLYPIPE BUILDING PRODUCTS |
| SVR PLASTICS LTD |
| WAVIN HEPWORTH |
| WAVIN OSMA |
| WASTE PIPES AND FITTINGS Flexible | GEBERIT SALES LTD |
| HUNTER PLASTICS LTD |
| MARLEY PLUMBING & DRAINAGE |
| MULTIKWIK LTD |
| NAYLOR INDUSTRIES PLC |
| WAVIN HEPWORTH |
| WAVIN OSMA |
| WASTE PIPES AND FITTINGS Flexible Push-Fit | WAVIN HEPWORTH |
| WASTE PIPES and FITTINGS Hazardous Chemical | GEBERIT SALES LTD |
| WASTE PIPES and FITTINGS HDPE | ALUMASC EXTERIOR BUILDING PRODUCTS |
| GEBERIT SALES LTD |
| SVR PLASTICS LTD |
| WASTE PIPES and FITTINGS Intumescent Collars | HUNTER PLASTICS LTD |
| NOBERNE SEALS |
| WALRAVEN LTD |
| WASTE PIPES and FITTINGS Kitemarked | HUNTER PLASTICS LTD |
| MARLEY PLUMBING & DRAINAGE |
| POLYPIPE BUILDING PRODUCTS |
| WAVIN HEPWORTH |
| WASTE PIPES and FITTINGS Laboratory | ACO TECHNOLOGIES PLC (BUILDING DRAINAGE) |
| BLUCHER UK LTD |
| DE DIETRICH PROCESS SYSTEMS LTD |
| GEBERIT SALES LTD |
| WASTE PIPES and FITTINGS MUPVC | DAVANT DRAINAGE PRODUCTS LTD |
| HUNTER PLASTICS LTD |
| MARLEY PLUMBING & DRAINAGE |
| POLYPIPE BUILDING PRODUCTS |
| WAVIN HEPWORTH |
| WAVIN OSMA |
| WASTE PIPES and FITTINGS Polypropylene | HUNTER PLASTICS LTD |
| MARLEY PLUMBING & DRAINAGE |
| NAYLOR INDUSTRIES PLC |
| POLYPIPE BUILDING PRODUCTS |
| WAVIN HEPWORTH |
| WAVIN OSMA |
| WASTE PIPES and FITTINGS Polypropylene BS 5254 | HUNTER PLASTICS LTD |
| MARLEY PLUMBING & DRAINAGE |
| NAYLOR INDUSTRIES PLC |
| WAVIN HEPWORTH |
| WASTE PIPES and FITTINGS Polypropylene BS 5254 Kitemarked | HUNTER PLASTICS LTD |
| MARLEY PLUMBING & DRAINAGE |
| POLYPIPE BUILDING PRODUCTS |
| WAVIN HEPWORTH |
| WASTE PIPES and FITTINGS Polypropylene BS 5255 | DAVANT DRAINAGE PRODUCTS LTD |
| HUNTER PLASTICS LTD |
| MARLEY PLUMBING & DRAINAGE |
| WAVIN OSMA |
| WASTE PIPES and FITTINGS Polypropylene BS EN 1451 | DAVANT DRAINAGE PRODUCTS LTD |
| HUNTER PLASTICS LTD |
| WAVIN HEPWORTH |
| WAVIN OSMA |
| WASTE PIPES AND FITTINGS Polypropylene EN 1566 | DAVANT DRAINAGE PRODUCTS LTD |
| WASTE PIPES and FITTINGS Prefabrications | ALUMASC EXTERIOR BUILDING PRODUCTS |
| WASTE PIPES AND FITTINGS Purpose Made Plastic ABS | NAYLOR INDUSTRIES PLC |
| WASTE PIPES and FITTINGS Push-Fit Joint | DAVANT DRAINAGE PRODUCTS LTD |
| GEBERIT SALES LTD |
| HUNTER PLASTICS LTD |
| MARLEY PLUMBING & DRAINAGE |
| MULTIKWIK LTD |
| NAYLOR INDUSTRIES PLC |
| WAVIN HEPWORTH |
| WAVIN OSMA |
| WASTE PIPES and FITTINGS PVCu | DAVANT DRAINAGE PRODUCTS LTD |
| EPWIN GROUP |
| HUNTER PLASTICS LTD |
| POLYPIPE BUILDING PRODUCTS |
| WAVIN HEPWORTH |
| WAVIN OSMA |
| WASTE PIPES and FITTINGS Sizes: | DAVANT DRAINAGE PRODUCTS LTD |
| HUNTER PLASTICS LTD |
| MARLEY PLUMBING & DRAINAGE |
| POLYPIPE BUILDING PRODUCTS |
| WAVIN HEPWORTH |
| WAVIN OSMA |
| WASTE PIPES and FITTINGS Stainless Steel | ACO TECHNOLOGIES PLC (BUILDING DRAINAGE) |
| BLUCHER UK LTD |
| PURUS LTD |
