Walraven operates three divisions. BIS Fixing Systems for heating systems, sanitary installations, sprinkler pipes, air ducts, cooling systems, cable troughs and much more.BIS Fire Protection Systems for smoke proof and fire resistant sealing of pipe apertures and recessed light fittings, as well as products for the fire retardant fixing of pipes and BIS Sanitary Systems Concealed Pre Wall systems, Alpro inspection hatches and products for sanitary installations.

Guttermaster are UK manufacturers of ranges of aluminium rainwater goods including gutters, rainwater pipes, fascias , soffits, aluminium wall cappings, column and rainscreen claddings. Guttermasters range of aluminium gutters include half round, high capacity deep run gutters, Serpentine and rectangular box gutter profiles. Our rainwater pipes can include anti climb fixings and are also available as box, round and slim line. All gutters and pipes can be finished to your own bespoke colour. Guttermaster are also leading suppliers of integrated aluminium fascias, we can supply bull nose fascias as well as a range of different profiles to suit your verge and ridge profile requirements. Our wall cappinjgs have secret fixings to prevent vandalism and are wind tested. Guttermaster also manufacture and supply our own aluminium rainscreen panels and rainscreen systems. All provide the specifier with a bespoke facade finishing system to your requirements and specification.

Polypipe Ventilation products are available through five main brands, HR01 Heat recovery ventilation units that can recover more than 92% of a buildings heat. The Domus range of plastic ventilation ducting, wall outlets, duct silencers, flat channel ductiong, round pipe ducts including insulated ducting, flexible hoses and high performance extractor fans. FIREBRAKE Duct Fire Protection. The Base range range of slim-line extractor fans for domestic use and now Silavent ventilation products.

If you supply PIPE BRACKETS . then contact us today! There has never been a better time to promote your company and products with BPi. Get in touch NOW and your company will be available to our millions of users. Send us your details or simply call us.

Wavin Osma Drainage Products are leading UK manufacturers and suppliers of plastic drainage pipes, rainwater goods, drainage channels, gullies and manholes. Manufactured in PVC-U and conform to BS 4514, PVC and Polyethylene [PE] . Wavin Osma also manufacture specialist products such as twin wall pipes, perforated drain pipes, SUDS stormwater drainage, underground drain pipes and larger diameter sewage pipes. Wavin Osma ranges are comprehensive and also include plumbing fittings and sanitaryware fittings. Wavin Osma are construction industry innovators and have many patented products for a wide range of applications including Above and Below Ground Drainage, Plumbing, Rainwater Attenuation and SUDS.

Geberit Pipes are manufacturers of a range of plumbing fittings, drainage pipes and supply pipes for both domestic and commercial use. Our range includes HDPE drainage pipes which are ideal for chemical drainage. Sound reducing Document E compliant acoustic pipes. Siphonic roof drainage outlets and a range of press fit compression pipe fittings. We also supply flexible hot and cold water supply pipes.

Saint-Gobain Pipelines is the leading UK supplier of a range of ductile iron pipes, fittings, valves, manhole covers, gullies and grates as well as being the leading producer of cast iron above and below ground drainage systems. The range includes syphonic cast iron rainwater drains, Steel access covers for commercial and industrial developments, Cast iron rainwater and gutter systems and above and below ground iron drainage pipes and couplings.

Alumasc Exterior Building Products are a major UK supplier of premium construction products and brands. Alumasc Rainwater Systems are a leading manufacturer of BBA certified architectural aluminium rainwater goods. A complete range of aluminium gutters, downpipes and integrated fascia soffits. Alumasc Rainwater also supply cast iron rainwater pipes and gutters for historic and restoration sites, with bespoke designs available to match or replace existing installations. Alumasc are suppliers of Harmer drainage systems that include roof outlets and below ground drainage. For internal drainage, Harmer provide cast iron soil and waste systems, floor drains, shower drains and wetrooms. Alumasc also provide world class BBA certified waterproofing and green roofing systems. Included in the range are Derbigum flat roofing membranes, Hydrotech structural waterproofing and ZinCo green roofs. Also BBA Certified is Alumasc's specialist thermally efficient, insulated render systems which utilise a wide range of silicone, mineral and polymer-modified decorative render finishes.

Suppliers of: clay drainage pipes Rainwater pipes Soil Vent Systems Waste Pipes Fittings Waste Fittings Waste Outlet Gully Pipe Bracket Soil Pipes Fittings WC Pan Connector Rainwater System Waste Valve Pan Connectors Flexible Waste Pipes INSPECTION CHAMBERS SEW

Suppliers of: aluminium gutters aluminium rainwater goods aluminium bargeboards aluminium soffits aluminium cappings aluminium fascias aluminium rainwater hopper aluminium downpipes aluminium rainwater pipes