2m. Click & Collect. Hepworth Clay pipes & fittings - used for the majority of drainage installations. A range of tools and clayware accessories is available; consult the manufacturer for details. Smartstream glued coupling arrangement only, Hepworth Supersleve couplings not approved for use. A significant feature of the Hepworth System is the patented Push-Fit jointing method. The SuperSleve pipe is strong enough for most of the loading situations. View trade pricing and product data for Hepworth - Clay, SA11 Adaptor, Rainwater, To Round/Square Pipes Up To 76mm, Clay, SuperSleve HouseDrain. Hepworth’s Australian operations are based in Brisbane with sales offices and distribution facilities inHepworth SuperSleve Clay pipes and fittings are all made in the UK, provide high durability and longevity. (1) Supersleve 225mm x 1. Registered in England and Wales. The taper pot features high material strength, which betters the performance and life expediency of up too 100 years. This is our best growing medium and it is a good base for getting your. The Hepworth SuperSleve Coupling 150mm (Dia) Black is suitable for foul and surface water drainage systems. OBLIQUE JUNCTION. 6m (711543) 150mm X 1. Registered Office: Merchant House, Binley Business. Conforms to the Harmonised European Standard: BS EN 295-1:2013 . The couplings are plastic and feature a EDPM sealing strip inside the ring, to prevent any leaks once installed. We stock a wide choice of clay drainage products from industry-favourite brand, Hepworth by Wavin. Learn More. 28 –. Supersleve 150mm Clay Pipe 1. Size: 100mm, Finish: Vitrified Clay, TSI Code: 383187608, EAN Code: 5027888154873. Hepworth Supersleve CPM offers a range of concrete ovoid pipes including a flexible joint seal for use with both foul and surface water applications. Large Diameter Couplings. Description. 4D168 Manhole raising pieces. Supersleve 150mm Clay Pipe 1. Domestic, adoptable, commercial or industrial drainage. Published [27/03/2017] File size [207 KB] Download document from HEPWORTH CLAY & TERRACOTTA - Pipe Couplings, Surface Water Drainage, Vitrified Clay Ducting, Vitrified Clay Drainage Pipes, Surface Boxes, Land Drainage, Stop Tap Guards, Clay Drainage Systems, Masonry Saw Blades - on BPi. 3. Kitemarked to the requirements of BS EN 295-1. uk: Hepworth - Clay 41 Products Found. Confirms that: SP1 - SuperSleve EuroTop Pipe DN100mm . The clay itself is 100% natural and recycled and meets BS EN 295-1 regulations. Company Registration No: 01647362. The Supersleve drainage system is suitable for foul and surface water drainage in housing, commercial, industrial and highway. For use with 150mm SuperSleve. NBS Events and webinars ;Telephone 0844 5561818 calls are charged at 7p per minute PLUS your telephone network will charge you which can be significant. Hepworth Building Part number . Kitemarked to the requirements of BS EN 295-1. £30. Used to connect straight or tubing sections of the pipes. Can be installed in pedestrian areas, sports pitches, swimming. Hepworth Supersleve Clay Drainage feature high material strength, which betters the performance and life expediency of up too 100 years. £79. Size: 300mmx2m, Finish: Vitrified Clay, TSI Code: 385784135. Hepworth SuperSleve 300 - Foul water drainage . Hepworth Clay HepLine - Surface water drainage . A range of clay pipes and fittings suitable for foul and surface water drainage in adoptable, industrial, commercial and highway drainage applications. All SuperSleve products are manufactured to BS EN 295-1:2013. Clay Pipe Development Association (CPDA)The Hepworth SuperSleve HouseDrain Pipe 1. It is manufactured from clay. Manufactured from vitrified clay that provides superior strength and hardness to the product. Range Hepworth Clay inspection chambers are supplied complete with multi inlets to connect directly to SuperSleve pipe systems, any or all inlets can be easily adapted to plastic drainage systems with the adaptor provided. VAT Registered: GB 394 1212 63. Hepworth. 6m x 100mm Brown:Hepworth Clay Drainage Showing all 11 results. Certificate type. Hepworth Supersleve Clay Drainage features high material strength, which betters the performance and life expediency of up too 100 years. SuperSleve products Hepworth Clay - Pipe Dimensions Clay pipe weights and dimensions Range Plain ended (P/E), Fitted Coupling (C) or Socketed (S) Nominal Inner Diameter (mm) Outer Diameter (mm) Length (mm) Weight (kg) SuperSleve P/E 100 122 1600 14. Service you would expect from a trusted UK company. View trade pricing and product data for Hepworth - Clay, S/S464 Connector, Internal Drain to Soil Stacks, Clay, SuperSleve HouseDrain. Size: 100mm, Finish: Vitrified Clay, TSI Code. £30. Size: 150mm, Finish: Vitrified Clay, TSI Code: 9792526, EAN Code: 5027888020147. fProduct Data. View trade pricing and product data for Hepworth - Clay, SDG2/6 Hopper, c/w Front Grate, Clay, SuperSleve HouseDrain. View More PART NUMBER: U0177665 | NOT IN STOCK. Fabrication Folder: Resources. not from vertically above. Wavin Ltd Third party certifications: QA Certificate . Size: 300x150mm, Finish: Vitrified Clay, TSI Code. uk 5 SuperSleve HouseDrain Description Nom Dia mm Cat No SuperSleve HouseDrain – continued Square Raising Piece for SG2/1, SH1, SH2 75mm x 150mm x 150mm ! 150 RRS2/1 150mm x 150mm x 150mm ! 150 RRS2/2 225mm x 150mm x 150mm ! 150 RRS2/3 300mm x 150mm x. Supersleve Pipe 100mm Pipe 1. Available in 100mm, 150mm, 225mm and 300mm diameters and used in commercial or industrial construction, adoptable sewers, highways and general building works, the. co. . Kitemarked to the requirements of BS EN 295-1. Hepworth SuperSleve inspection chambers are supplied complete with multi inlets to connect directly to SuperSleve pipe systems, any or all inlets can be easily adapted to Plastic drainage. Supported by a CE Mark and Declaration of Performance (DoP) certificate. 2. The Supersleve drainage system is suitable for foul and surface water drainage in housing, commercial, industrial and highway. Conclusion Paul Wydell, Product Manager at Hepworth, said: “The durability of clay pipes is as much an advantage during its service life as it is for installation. SuperSleve products are suitable for foul and surface water drainage in adoptable, industrial, commercial and highway drainage applications. The taper pot features high material strength, which betters the performance and life. What does Hepworth mean? Information and translations of Hepworth in the most comprehensive. The pipe has a 15-degree bend angle. Clay pipes are known for their Hepworth Building Products International Ltd is a British company manufacturing vitrified clay (VC) pipes, as well as concrete pipes, a range of plastic pipes and other building products. Size: 100mm, Finish: Vitrified Clay, TSI. With 2x150/160 branches at 90Degree & 2x100/110 branches at 45Degree. View trade pricing and product data for Hepworth - Clay, SH3/2 Hopper, Integral Inlet c/w Plastic Grid, Clay, SuperSleve 150. Introduction to Hepworth Clay Hepworth Clay Vitrified clay is a well-established material for use in below-ground drainage systems. 00 : Hepworth Supersleve Housedrain P Trap Square Gully 100mm: Nr £ 90. Supported by a CE Mark and Declaration of Performance (DoP) certificate. Always available, in stock, in. It is specifically designed for connecting 100mm HepSleve to 100mm SuperSleve pipes. SuperSleve products are suitable for foul and surface water drainage in adoptable, industrial, commercial and highway drainage applications. Hepworth SuperSleve 225 Junction Coupling on Barrel 225mm x 150mm SJ1/8S. 75m (505653) 300mm X 2m (552795) With core stock in branches across the Keyline network we can get you the sewer drainage you need for your groundworks today. Kerbs. Complete with Fitted EPDM. Definition of Hepworth in the Definitions. Product Name. Features:The pipe material itself can be recycled and reused in manufactureProcess control is strictly monitored ensurinthe Hepworth SuperSleve system is available in 100mm, 150mm, 225mm and 300mm diameters and consists of plain ended pipe and fittings with additional push fit flexible couplings. Hepworth - Clay Wavin Group Hazelhead Crow Edge SHEFFIELD S 36 4HG. Wavin Ltd Third party certifications: QA Certificate . DERWENT. 6m ! C 150 SP060/2 1. You can use the Hepworth Clay SP1 Plain Ended 100mm x 1600mm Supersleve Pipe when installing an adoptable sewer or drainage system for commercial, industrial, highway or general building applications. Hepworth Supersleve Clay Drainage feature high material strength, which betters the performance and life expediency of up too 100 years. Description. SuperSleve productsDescription. Clay pipes are known for theirHepworth SuperSleve clay drainage system comprises a range of vitrified clay pipes, bends, junctions and fittings available in 100mm, 150mm, 225mm and 300mm diameters, supplied complete with factory -fitted push-fit flexible couplings or plain ended with separate couplings to be fitted on site. Available now: The Hepworth Clay Range: SuperSleve 100-300mm clay pipes, fittings and gullies. Product Code. Overview Products Third party certifications Literature Case studies About us. Collection in person. SuperSleve products are suitable for foul and surface water drainage in housing, adoptable, commercial, industrial and highway drainage applications. SKU: DRHSS004. Size: 150mm, Finish: Polypropylene, TSI Code: 383187653, EAN. Service you would expect from a trusted UK company. Hepworth SuperSleve clay drainage system comprises a range of vitrified clay pipes, bends, junctions and fittings available in 100 mm, 150 mm, 225 mm and 300 mm diameters, with inherent strength, reliability, durability and dimensional accuracy to give confidence during installation and reassurance in service. Hepworth Building Part number . Always available, in stock, in. Hepworth SuperSleve inspection chambers are supplied complete with multi inlets to connect directly to SuperSleve pipe systems, any or all inlets can be easily adapted to Plastic drainage systems with the adaptor provided. Hepworth SuperSleve inspection chambers are supplied complete with multi inlets to connect directly to SuperSleve pipe systems, any or all inlets can be easily adapted to Plastic drainage. It is designed for both industrial and commercial applications. To download BIM Revit files, please visit My Portal. Chapters: Chapter 1 - Hepworth Clay. It is the most modern and appropriate response to drainage requirements and is fully compatible with other SuperSleve products. Abrickie, Apr 15, 2020 #3. Add to Cart. Product Code. Products. Supersleve SB3 30° Clay Bend. 225MM 1. H04295. Brand. CE marked and kitemarked to EN 295. 16 - £399. Description Hepworth Plumbing Waste Systems are manufactured in 32mm, 40mm and 50mm nominal sizes in polypropylene (PP), acrylonitrile butadiene styrene (ABS) and modified unplasticised PVC (MUPVC). Hepworth SP175/4 Plain Ended 225mm x 1750mm Supersleve Pipe. Hepworth Clay from Wavin is the No. The Supersleve drainage system is suitable for foul and surface water drainage in housing, commercial, industrial and highway. Park, Harry Weston Road, Coventry CV3 2TT. Plain ended system with push-fit flexible couplings for use in adoptable, housing, commercial, industrial and highway drainage. Hepworth. Product Information. Hepworth SuperSleve HouseDrain - Foul water drainage . Contact manufacturer. AXEDO Hepworth SuperSleve Clay Adaptor. 75m (712058) 225mm X 1. SuperSleve products are suitable for foul and surface water drainage in adoptable, industrial, commercial and highway drainage applications. e. View trade pricing and product data for Hepworth - Clay, VA10 Adaptor, Soil Pipe to HepSleve, Clay, SuperSleve 150. 5 C 225 263 1750 60. Size: 100mm, Finish: Vitrified Clay, TSI Code: 385774420, EAN Code: 5027888225696. Features: Profile sufficient for 2 or 3 plots of domestic drainage for typical 3 bed detached houses and adoptable. Available in 100mm, 150mm, 225mm and 300mm diameters and used in commercial or industrial construction, adoptable sewers, highways and general building works, the. SuperSleve products Hepworth Supersleve Clay Drainage feature high material strength, which betters the performance and life expediency of up too 100 years. It is the most. Size: 150mm, Finish: Vitrified. Jump to: Specification data ; Environmental information ;. The clay itself is 100% natural and recycled and meets BS EN 295-1 regulations. Learn More. Delivery or collection available nationwide. 79 UK and Worldwide delivery. Hepworth SuperSleve inspection chambers are supplied complete with multi inlets to connect directly to SuperSleve pipe systems, any or all inlets can be easily adapted to Plastic drainage. Wavin offers a wide range of deep and shallow Inspection Chambers for safe and easy. Spigot oblique saddles Hepworth SuperSleve SpigotHepworth Clay SJ1/3 150mm x 150mm Diameter Supersleve Plain Ended Equal 45 Degree Oblique Junction. Suitable for use with Hepworth Clay Supersleve drainage systems but can be converted for 110mm plastic piping with the. The Hepworth SuperSleve Plain Rodding Point 100mm is suitable for foul and surface water drainage. 06 Inc VAT) Add to Basket . 26 Inc VAT) Add to Basket. Specs. Add to Basket. Type : Inspection Chamber. Hepworth Clay Introduction. 91 £66. Shop for Supersleve Ad600 Adaptor Sa10 products. 6m Plain Ended Drainage Pipe Hepworth SuperSleve House Drain SP1 Hepworth Supersleve Clay Drainage features high material strength, which betters the performance and life expediency of up too 100 years. Hepworth Clay CP3/2 Socketed 150mm x 1m Channel Pipe. Essential Product Range – Products we know you need day in and day out to get the job done. 3 P/E 300 357 2000 145. To ensure high performance of sewerage systems, they must be inspected and maintained. Junctions are not designed for vertical surface compaction and need to be surrounded in concrete. Buy 225x100mm Yard Gully Dom Grate Rgp5 - £440. We stock a wide choice of clay drainage products from industry-favourite. Size: 100mm, Finish: Polypropylene, TSI Code. OsmaDrain Drainage 110 Single Socket Short Radius Bend 11 degree. Wavin Ltd. Registered in England and Wales. 75MTR. Product Type: CLAY SQUARE GULLY: Size: 100MM: Brand: Hepworth: Product. Essential Product Range – Products we know you need day in and day out to get the job done. For. Supersleve SB3 30° Clay Bend. It is the most modern and appropriate response to drainage requirements and is fully compatible with other SuperSleve products. Suitable for adoptable, domestic, commercial, or industrial drainage, Hepworth Clay SuperSleve pipes and fittings are all made in the UK, providing high durability and longevity. tel: 01226 763561. Hilton Hotel Development Bournemouth . . The 150mm Drainage Coupling EPDM Ring is used to connect pipe, bends and junctions together. Hepworth Clay drainage system comprises a range of perforated and non-perforated vitrified clay pipes supplied complete with factory-fitted push-fit flexible couplings or plain ended with separate couplings to be fitted on site. uk: Hepworth - Clay 19 Products Found. VAT Quantity: Quantity: Decrease Quantity: Increase Quantity: Product Details. SuperSleve productsHepworth Supersleve Clay Drainage feature high material strength, which betters the performance and life expediency of up too 100 years. uk 5 SuperSleve HouseDrain Description Nom Dia mm Cat No SuperSleve HouseDrain – continued. Add to Project List. Hepworth for a genuine ‘fit and forget’ high performance, drainage solution. £32. It is the most modern and appropriate response to drainage requirements and is fully compatible with other SuperSleve products. SuperSleve products Description. Plain ended system with push-fit flexible couplings for use in adoptable, housing, commercial, industrial and highway drainage. £79. With over 150 years’ expertise working with the material, using locally sourced raw clays and moorland rainwater in the production process SuperSleve offers an impressive environmental profile. 63 ex. We add only moorland rainwater and Filters. Land Drain & Ducting. 48. 0m ! C 150 SP100/2 Fittings Coupling. SuperSleve 100-300mm clay pipes, fittings & gullies. 1 clay drainage brand in the UK, with a reputation second to none for product quality, technical ability and customerView trade pricing and product data for Hepworth - Clay, SA3/1 Adaptor, to HepSleve, Clay, SuperSleve HouseDrain. Telephone 0844 5561818 calls are charged at 7p per minute PLUS your telephone network will charge you which can be significant. Description. A range of clay pipes and fittings. Whether it’s domestic, adoptable, commercial or industrial drainage you are installing. Minimises or eliminates the pressure trapped inside the pipes. Hepworth SuperSleve Clay pipes and fittings are all made in the UK, provide high durability and longevity. This push-fit adaptor connects an Axedo chamber (EN 1401-1/EN 13476. As low as £23. 9 P/E 150 178 1750 30. Supported by a CE Mark and Declaration of Performance (DoP) certificate. Here you can find our brochures, technical manuals and certificates. Single socketed bend. The 150mm Drainage Coupling EPDM Ring is used to connect pipe, bends and junctions together. Login. Supported by a CE Mark and Declaration of Performance (DoP) certificate. For use with 150mm SuperSleve. CE marked and kitemarked to EN 295. 46 per U. Hepworth SuperSleve offers a range of multi inlet access and inspection chambers for private drainage applications up to a maximum depth of 1. Wavin Ltd Third party certifications: QA Certificate . Hepworth QSC250 pipe couplers. Search. Size: 225mm, Finish: Vitrified Clay, TSI. 57 inc VAT. Certificate type. Profile sufficient for 2 or 3 plots of domestic drainage for typical 3 bed detached houses and adoptable drainage. Hepworth for a genuine ‘fit and forget’ high performance, drainage solution. Direction of flow is from the socket towards the spigot. £68. Certificate type. Verified by manufacturer 2 months ago . Hepworth SuperSleve 225 - Foul water drainage . Hepworth SuperSleve 225 - Foul water drainage . 00 : Hepworth Supersleve 150 Bend Plain Ended 150mm x 30 Degree: Nr £ 31. The Hepworth SuperSleve 15° Bend Pipe 150mm (Dia) Brown is mainly used for foul and surface water drainage systems. Hepworth Supersleve Clay Drainage feature high material strength, which betters the performance and life expediency of up too 100 years. The Supersleve drainage system is suitable for foul and surface water drainage in housing, commercial, industrial and highway. Hepworth SUPERSLEVE Adaptor AD400 SA9Hepworth manufactures clay drainage systems in sizes 100mm to 600mm for a wide range of domestic, commercial, adoptable and civil applications. Size: 150mm, Finish: Polypropylene, TSI Code: 9784194, EAN Code. Hepworth SuperSleve inspection chambers are supplied complete with multi inlets to connect directly to SuperSleve pipe systems, any or all inlets can be easily adapted to Plastic drainage. A range of clay pipes and fittings. Below-ground and. 2m. Small - for pipes up to and including 300mm diameter. Supplied complete with polypropylene grid and bridge. Email: drainage@hepworth. 109131298. Minimises or eliminates the pressure trapped inside the pipes. SuperSleve products The SuperSleve HouseDrain was developed specifically 'Around the House' drainage, but is equally suitable for adoptable, commercial and industrial developments. 75m (505653) 300mm X 2m (552795) With core stock in branches across the Keyline network we can get you the sewer drainage you need for your groundworks today. 01 Ex VAT. Water Supply and Sewerage Approved Products Manual 2022Section SGPS 02 Page 4 . 75m x 150mm (L x Dia) Brown is designed for both industrial and commercial applications. 00 ex. Minimises or eliminates the pressure trapped inside the pipes. The Hepworth SuperSleve 15° Single Socket Bend 225mm (Dia) Brown, helps to direct water flow from one pipe to another. Verified by manufacturer 2 months ago . Hepworth Supersleve available in sizes 100/150/225/300mm, ideal even in most contaminated grounds #sustainabledrainage. Wavin Ltd Third party certifications: QA Certificate . A coupling is a mechanical device used to. Bends, junctions and fittings are available in 100mm, 150mm, 225mm and 300mm diameters. Add to Basket Add to Basket. Jump to: Specification data ; Environmental information ; Third party certificationsClay 100mm 45 degree Plain Ended Oblique Drainage Junction Hepworth SuperSleve House Drain SJ1/1 Hepworth SuperSleve Clay Drainage feature high material strength, which betters the performance and life expediency of up too 100 years. Manufactured from high quality aluminium which provides superior strength and hardness to the product. Minimises or eliminates the pressure trapped inside the pipes. Bulk Price: £9. Conclusion Paul Wydell, Product Manager at Hepworth, said: “The durability of clay pipes is as much an advantage during its service life as it is for installation. Remember Me Stay Logged In. Hepworth Supersleve couplings not approved for use. Size: 100mm, Finish. 01 Ex VAT. Hepworth Clay SJ1/2 150mm x 100mm Diameter Supersleve Plain Ended Unequal 45 Degree Oblique Junction. To download BIM Revit files, please visit My Portal. Featured with 90-degree bend that provides secure connection on pipes. Hepworth SuperSleve clay drainage system comprises a range of vitrified clay pipes, bends, junctions and fittings available in 100mm, 150mm, 225mm and 300mm diameters, supplied complete with factory -fitted push-fit flexible couplings or plain ended with separate couplings to be fitted on site. £69. 20 postage. The product conforms to Kitemark and has a high lifetime expectancy for more than 100 years. 48. 13 UK and Worldwide delivery. Made with three parts #1 Topsoil, two parts Magic Mulch, and one part coarse sand. 6m Plain Ended Drainage Pipe Hepworth SuperSleve House Drain SP1 Hepworth Supersleve Clay Drainage features high material strength, which betters the performance and life expediency of up too 100 years. Made from sustainable vitrified clay that is naturally strong and 100% recyclable, Hepworth Clay drainage systems are resistant to chemicals and. Hepworth SuperSleve 300 - Foul water drainage . Places. (0 reviews) | Write review. SuperSleve products are suitable for foul and surface water drainage in adoptable, industrial, commercial & highway drainage applications. 15 Ex VAT. Hepworth Clayware 100mm Supersleve : Sa15/1 Ssleve 100mm Double End Spig Adpt : SA15/1 SSLEVE 100MM DOUBLE END SPIG ADPT: Manufacture: Hepworth Building: MyTub Code#: 573284 £55. Related Hepworth Drainage Products. 48. Hepworth Clay pipes & fittings - used for the majority of drainage installations. Jump to: Specification data ; Environmental information ; Third party certifications The couplings are part of the Hepworth SuperSleve clay drainage range and are only suitable for this range. HepvO self-sealing valve. View trade pricing and product data for Hepworth - Clay, SRP1/2 Rodding Point, Oval, Clay, SuperSleve 150. Hepworth SuperSleve offers a range of multi inlet access and inspection chambers for private drainage applications up to a maximum depth of 1. Construction specified the Hepworth SuperSleve clay drainage system for the building facilities to guarantee chemical resistance, longevity, strength and a trouble free future. NBS Events and webinars ;Commercial Paving Slabs. SuperSleve HouseDrain 100mm 4 Premier Plus Stock Profile 5 SuperSleve 150mm 100mm to 300mm Pipes and Fittings5 SuperSleve 225mm 5. co. Qty-+ Select a method of delivery. Hepworth Clay drainage systems are resistant to chemicals and unaffected by sewage effluent, virtually eliminating exfiltration risk. Key Benefits. 75m (712058) 225mm X 1. Features & benefits. Manufacturing Plant: Hazlehead . For use with 100mm SuperSleve. The Hepworth SuperSleve HouseDrain Access Gully 420 x 100mm (L x Dia) Brown is suitable for foul and surface water drainage. Certificate type. EIGHT Hepworth HEPSLEVE DN150 collars. The Hepworth SuperSleve Pipe 1. Find Drainage and other building products at Lords Builders Merchants. Hepworth SuperSleve 150 - Foul water drainage . It is used to connect a pipe into an underground drainage system without allowing any smell to penetrate back into the air. grease Trap - £3470. Jump to: Specification data ; Environmental information ; Third party certifications 11. co. Clay . 3m ! C 150 SP030/2 0. The Supersleve drainage system is suitable for foul. Buy 225x100mm Yard Gulley Med Grate Rgp6 - £623. A coupling is a mechanical device used to connect the ends of adjacent parts or objects. £14. SUPERSLEVE PIPE £ 48. Always available, in stock, in. Buy Supersleve Pipe 150mm X 1. Hepworth SuperSleve 150 - Foul water drainage . Hepworth Clay from Wavin is the No. SuperSleve 160 6A18A Adaptor to Clay Cast Iron Spigot Single Mortar Joint 160 6A09A Socket Adaptor to Untrapped Road Gully 160 6A08B Spigot Adaptor Double Ended for converting SuperSleve to PlastiDrain. £32. Hepworth SuperSleve 150mm x 100mm 45 degree Oblique Junction Plain Ended is used in conjunction with Hepworth drainage which is suitable for foul and surface water. This product is resistant to high water pressure. View trade pricing and product data for Hepworth - Clay, SA21 Adaptor, Rainwater, To Round/Square Pipes Up To 100mm, Clay, SuperSleve 150. Hepworth Flex-seal 1645662, 1768139 EZIpit Approved Products Register - Potable Water. Polymer Concrete. SuperSleve productsHepworth Supersleve Clay Drainage feature high material strength, which betters the performance and life expediency of up too 100 years. Hepworth for a genuine ‘fit and forget’ high performance, drainage solution. Size: 160mm, Finish: Polypropylene, TSI Code. Wavin UK, a member of Wavin Group, is a leading supplier and manufacturer of plastic drainage piping solutions for above and below ground projects. Technical data: Brand - Hepworth. Hepworth Building Part number . Hepworth SuperSleve Clay Taper Drainage Pipe is used to join 150mm to 100mm pipes. Available in 100mm, 150mm, 225mm and 300mm diameters and used in commercial or industrial construction, adoptable sewers, highways and general building works, the. Cover plate secured with 2 screws.