uk:. Start searching. Start searching. From attenuation tank configuration to selecting inspection chambers, calculating pipe deformation values and more, our suite of technical tools is designed to take work off your shoulders, boosting efficiency and accuracy. 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. Pricing group 1 - Key. EAN Number. Products & Solutions. Start searching. It is used by plumbers and installers all over Europe for its high-quality performance and reliability. Clay. Menu. Menu. Take a look at our other Hepworth Clay drainage pipes product ranges Infiltration gully 20 variations Fitting with 3 connections 43 variations Fitting with 2. The undersigned representing the following: Wavin Ltd . Staple is the most straightforward installation method where the underfloor heating pipes are clipped directly to the thermal insulation layer using plastic ‘tacker’ staples. Corys Piping Systems: piping solutions for a smarter tomorrow Flexible and versatile. Bends, junctions and fittings are available in 100mm, 150mm, 225mm and 300mm diameters. Whether you’re installing for a domestic or commercial project. Bends, junctions and fittings are available in 100mm, 150mm, 225mm and 300mm diameters. Hepworth Terracotta ridge tiles. Menu. Hepworth Terracotta plain angle ridge tile blue/black 115° length 450mm. Start searching. Wavin Hep2O is a market leader in push-fit plumbing. Catalog code Wavin SDG3/1 EAN Number 5027888141798 SAP number 000000000003037560 General specifications. Download centre. . LP175/3. Hepworth Clay coupling with EPDM seal 300mm | Wavin. PG2. Catalog code Wavin. Products & Solutions. Pricing group 1 - Key. Function Ventilation terminals work by allowing air to circulate into and out of redundant flues to reduce the build up of moisture and thereby reduce the possibility of condensation forming inside the chimney. Hepworth Clay conversion adaptor 150x160mm | Wavin. Trigon PE barrier system; MDPE Service Pipes; Rainwater & Stormwater. Menu. Wavin's global head office is situated in Amsterdam, The Netherlands. Menu. Wavin Hepworth Terracotta gas terminals provide a decorative and durable product to terminate flues from most radiant and convector gas-fired appliances. . 150. Solutions; Downloads; Blog; Tools & Services; About us. HepvO joints are compression type. Whether it’s domestic, adoptable, commercial or industrial drainage you are installing. 5 – 1 bar when the system is just demountable fittings, then a pressure test at 1. Tigris K1 press-fit. 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. Catalog code Wavin. Welcome to Wavin Tech Tools. 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. 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. EAN Number. Crow Edge. Hepworth Clay plain ended rest bend 90° 100mm | Wavin. . PG2. Leading manufacturer of water management, plastic & clay drainage, plumbing & underfloor heating solutions. We have 10,500 employees and over 30 production facilities in 40+ countries worldwide and we operate under brands like Wavin, Amanco and Pavco. Start searching. Bend. PG2. Start searching. Wavin Tigris K5/M5 is Wavin's leading system for hot and cold drinking water. Solutions; Downloads; Blog; Tools & Services; About us. Solutions; Downloads; Blog; Tools & Services; About us. Chris Pancutt, Keyline’s Deeside branch manager, said: “Hepworth Clay is a popular choice for contractors around this area, and we often find that clay drainage is specified from theCatalog code Wavin SDG2/6 EAN Number 5027888176851 SAP number 000000000003036650 General specifications. Hepworth PME (Qatar) WLL operates a management system based on ISO 9001, ISO. V. Hepworth Clay pipes & fittings - used for the majority. Amazon's Choice in Pest Control Traps. Bends, junctions and fittings are available in 100mm, 150mm, 225mm and 300mm diameters. Colour . SP1. Menu. . Products & Solutions. Hepworth Clay hinged cover plate 100mm | Wavin. . Bends, junctions and fittings are available in 100mm, 150mm, 225mm and 300mm diameters. Take a look at our other Hepworth Clay channels and fittings product ranges Fitting with 2 connections 129 variations Clay pipe 22 variations Fitting with 3 connections. 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. Jetting performance – Hepworth SuperSleve pipes carry a lifetime jetting guarantee, jet proof to 7500 psi* please refer to current trade price list for details. Now best in class for flow performance with up to 50%. 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. Fitting with 1 connection. Clay’s main benefits are its durability and longevity, plus it has a good environmental profile from a raw material through manufacturing, installation, in-use to. 75. SC1/5. All Hepworth Clay drainage pipes products. Solutions; Downloads; Blog; Tools & Services; About us. Through the acquisition of Hepworth, Wavin now has its first production facility outside Europe in Foshan, China. Clay’s main benefits are its durability and longevity. Colour . Whether it’s domestic, adoptable, commercial or industrial drainage you are installing. EAN Number. Hepworth Clay coupling with EPDM seal 225mm | Wavin. Take a look at our other Hepworth Clay channels and fittings product ranges Fitting with 3 connections 74 variations Clay pipe 22 variations Fitting with 2 connections. Shape . Menu. Plumbing and waste disposal. Hepworth Clay Taper Pipe 225/150 PL. Solutions; Downloads; Blog; Tools & Services; About us; Contact us; Foul Water. HepᵥO is not prone to cracking in freezing conditions and prevents “gurgling” noises in waste pipe, which can sometimes happen when water traps are subject to negative pressure. Main Material . Bends, junctions and fittings are available in 100mm, 150mm, 225mm and 300mm diameters. Diameter . 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. 1. Wavin acquires Hepworth Share Share Reprints Print Pipe producer Wavin BV boosted its annual sales about 20 percent by acquiring British plumbing and drainage. co. Catalog code Wavin 46NE310 EAN Number 5011479238547 SAP number 000000000004041577 General specifications. Wavin AS+ is the new best in class plastic sound-insulating Soil & Waste piping system, suitable for drainage of hot and cold waste water and in accordance with all requirements for non-pressurized waste water piping as laid down in BS EN 12056. Products & Solutions. Menu. Since about 1857 Crow Edge has been home to the Hepworth Iron Company's coal mines, fire clay pits and clay products works, later Hepworth Building Products Ltd. Hepworth Terracotta ridge tiles | Wavin. Fitting with 1 connection. Products & Solutions. Bends, junctions and fittings are available in 100mm, 150mm, 225mm and 300mm diameters. Sentio Controls and Thermostats Wavin has a range of Sentio Controls that you can choose from to make regulating your indoor climate easy. Hepworth Clay channels & fittings. . Bends, junctions and fittings are available in 100mm, 150mm, 225mm and 300mm diameters. Material . BS EN 295-1Hepworth Clay pipes and fittings can be used for the majority of drainage installations. . Solutions; Downloads; Blog; Tools & Services; About us. Menu. Whether it’s domestic, adoptable, commercial or industrial drainage you are installing. He is well respected by his team and never shys away from difficult conversations. Take a look at our other Hepworth Clay drainage pipes product ranges Infiltration gully 20 variations Fitting with 3 connections 43 variations Fitting with 2 connections. Other. Take a look at our other Hepworth Clay drainage pipes product ranges Fitting with 3 connections 43 variations Fitting with 2 connections 74 variations. CPVC PIPE &FITTINGS. Menu. Hepworth Terracotta flue liners. Backed by more than 60 years of product development experience, the business is tackling some of the world’s toughest challenges through pioneering in water and sanitation management, indoor climate control technologies and durable, adaptable and. Brown. View trade pricing and product data for Hepworth - Clay, SPIC1/2 Chamber, Inspection 150/160mm PPIC 3 Inlets, & 2 Inlet Stoppers, Universals Clay or Plastics, Universal. Hepworth Clay breeches oblique junction 45° 100mm | Wavin. EAN Number. . 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. Straight. Testimonials The product was supplied by specialist civils and drainage merchants, Keyline. Clay’s main benefits are its durability and longevity. Catalog code Wavin 46NE310 EAN Number 5011479238547 SAP number 000000000004041577 General specifications. Inspection chambers should be used where the pipe diameter, gradient or direction changes. Clay’s main benefits are its durability and longevity, plus it has a good environmental profile from a raw material through manufacturing, installation, in-use to. Earthenware. Start searching. ('Wavin') is an undertaking incorporated in the Netherlands which manufactures and supplies plastic pipes and fittings. 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. Products & Solutions. Backed by more than 60 years of product development experience, the business is tackling some of the world’s toughest challenges through pioneering in water and sanitation management, indoor climate control. Hepworth Clay Gullies - Surface water drainage. Clay. Catalog code Wavin RI1/3 EAN Number 5027888014726 SAP number 000000000003038171 General specifications. Menu. Hepworth Clay Pipe BN 100 L=1. We found 3 records for Penny Hepworth in UT, CO and CA. Domestic, adoptable, commercial or industrial drainage. Material . Compliance. Menu. Search Select Country My PortalCatalog code Wavin SJS5/5 EAN Number 5027888126191 SAP number 000000000003037580Hepworth Clay inspection chambers are manufactured under a Quality Management system to BS EN ISO 9001. However, if any of our slimline fittings are included with the system, then an 18-bar test for a minimum of 45. Colour . Take a look at our other Hepworth Clay drainage pipes product ranges Infiltration gully 20 variations Fitting with 3 connections 43 variations Fitting with 2. 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. Hepworth Clay Introduction. Hepworth SuperSleve pipes carry a lifetime jetting guarantee, jet proof to 7500 psi* please refer to current trade price list for details. tel: 01226 763561 fax: 01226 764827: drainage@hepworth. Hepworth Clay unjointed Winsor interceptor 150mm | Wavin. DN 150. . Peter is the consumate professional who consistently works above and beyond the call of duty for the business. Plevin and Sons Ltd. Wavin 450 inspection chamber access cap 450mm 40NE930 Wavin 450 inspection chamber shaft 450mm length 3m 40NE300 Wavin 600 D/S equal inspection chamber base 150mm. Take a look at our other Hepworth Clay drainage pipes product ranges Fitting with 2 connections 74 variations Fitting with 3 connections 43 variations. Download PDF. Menu. Catalog code Wavin SDG2/4 EAN Number 5027888169266 SAP number 000000000003035457 General specifications. to talk to an expert. From 2005 this has been part of the Dutch Wavin Group. DoP/Hepworth/Clay Drainage/001 . Catalog code Wavin S/4A06B EAN Number 5027888164933 SAP number 000000000003035689 General specifications. Below-ground and. This division deal with all the leading brands of Plumbing materials. 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. 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. . Manufacturing Plant: Hazlehead . Take a look at our other Hepworth Clay drainage pipes product ranges Road Gullies 19 variations Fitting with 3 connections 43 variations Fitting with 2 connections. The high front edge of the gutter ensures the safe capture of high volumes of roof run-off under storm conditions. Start searching. Orbia’s Building and Infrastructure business Wavin is an innovative solutions provider for the global building and infrastructure industry. Hepworth Clay unjointed Winsor interceptor 225mm | Wavin. Brown. The Hepworth range of domestic linear drainage products offers a complete and integrated surface water drainage system for all domestic applications. Wavin Rainwater systems are designed to be installed quickly, give outstanding performance and look aesthetically pleasing. 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. Catalog code Wavin. Wavin Hepworth Terracotta gas terminals provide a decorative and durable product to terminate flues from most radiant and convector gas-fired appliances. 6m | Wavin. Hepworth Clay square top rodding point 100mm | Wavin. Trading as Jewson Civils Frazer. 6m. Take a look at our other Hepworth Clay drainage pipes product ranges Access Pipes Hepworth from Wavin is the No. Hepworth Clay road gully 300x150mm depth 600mm | Wavin. Straight. Hepworth PME Qatar WLL was established in 2003 through a partnership between Hepworth PME LLC, Al Faisal Holding WLL, Ebrahim Al Neama & Sons Holding Group WLL and Intergroup WLL, and is the leading manufacturer and supplier in Qatar of quality thermoplastic piping systems to the building and construction, civil engineering and industrial market sectors. Orbia’s Building and Infrastructure business Wavin is an innovative solutions provider for the global building and infrastructure industry. Bends, junctions and fittings are available in. Product Standards and Specification Clause Hepworth Clay from Wavin is the No. Hepworth Clay unjointed dish top 150mm | Wavin. WAVIN HEP20. Products & Solutions. 1. Catalog code Wavin SDG3/1 EAN Number 5027888141798 SAP number 000000000003037560 General specifications. Roof Drainage. Start searching. The difference between soil and waste pipes is that soil pipes carry water and solids into the sewer from your toilet, bidet or urinal. Clay. SB2/2. Pricing group 1 - Key. Wavin Hep2O has several features and benefits including: In4Sure Technology; Hepkey demountable; 50-year guarantee; Compatibility with Tigris K5 and copperHepworth Clay Bend Plain 45° RD 300. Hepworth posted 2004 sales of 236 million euros ($311 million). Shape . Menu. 5027888092854. 5027888012135. Pricing group 1 - Key. Catalog code Wavin SC1/5 EAN Number 5027888126214 SAP number 000000000003032062 General specifications. PG2. A Grade I listed Victorian mansion, which holds significant architectural and historical interest, is being transformed back to its former glory, thanks to the help of Hepworth Terracotta, a brand of Wavin, a market-leading supplier to the construction industry. Bend. Bends, junctions and fittings are available in 100mm, 150mm, 225mm and 300mm diameters. Orbia’s Building and Infrastructure business Wavin is an innovative solutions provider for the global building and infrastructure industry. All Season Marketing BV1B/UA Hepvo Waterless Waste Valve 1-1/4". Material . Russ M Hepworth in Victoria, British Columbia | 2506584145 | 411. HepvO can be installed vertically or horizontally. HepᵥO overcomes problems sometimes associated with conventional water traps. Plumbing Systems. Hepworth Terracotta plain angle ridge tile blue/black 115° length 450mm. Roof Drainage. It is used by plumbers and installers all over Europe for its high-quality performance and reliability. 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. Applications Hepworth domestic linear drainageWhether it’s domestic, adoptable, commercial or industrial drainage you are installing. Start searching. Catalog code Wavin MPC1 EAN Number 5027888017192 SAP number 000000000004040284 General specifications. Hepworth Delivers Exacting Standards for Grade I National Trust Restoration Project. Products & Solutions. Here are a few more facts about Beacon Hill Park: 1891 - Carriage Roads were constructed. Solutions; Downloads; Blog; Tools & Services; About us. Hepworth Terracotta louvered hole airbrick blue/black 215x65mm | Wavin. Hepworth Terracotta offers a comprehensive range of products for the construction and ventilation of domestic flue and chimney systems including a range of chimney pots, ventilation terminals, ridge tiles, and air bricks. Colour . Take a look at our other Hepworth Clay drainage pipes product ranges Fitting with 2 connections 74 variations Fitting with 3 connections 43 variations. PG2. Take a look at our other Hepworth Clay drainage pipes product ranges Infiltration gully 20 variations Fitting with 3 connections 43 variations Fitting with 2 connections. Material . 9 metres, depending on the chamber and the application. Optimal sound reduction is guaranteed due to the high density of material. Orbia’s Building and Infrastructure business Wavin is an innovative solutions provider for the global building and infrastructure industry. Range. Catalog code Wavin RGP5 EAN Number 5027888155023 SAP number 000000000006101284 Hepworth PME Qatar WLL Who We Are. Range. 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. Running adaptors and knuckle bends are available as part of the system. Wavin OsmaDrain; Wavin Osma UltraRib; Hepworth Clay drainage pipes; Hepworth Clay channels & fittings; Inspection Chambers. Bends, junctions and fittings are available in 100mm, 150mm, 225mm and 300mm diameters. Hepworth Clay domestic A15 yard gully 100mm | Wavin. Sunday - Closed. Range. PG2. Catalog code Wavin. Clay. Orbia’s Building and Infrastructure business Wavin is an innovative solutions provider for the global building and infrastructure industry. +. EAN Number. Thereby making the. cn Hepworth PB-R509E PAGE 03-04 WaterMark aso Mpa 19 Mpa 300% lg Mpa 250% 350-800 15-20 Mpa CHINA aso PB-R509EiÑhffi, Class' Class 2 Class 3 Class 4 Class5 Class 6 . Catalog code Wavin SA3/1 EAN Number 5027888022615 SAP number 000000000003036161 General specifications. Hepworth Clay pipes and fittings can be used for the majority of drainage installations. UltraRib is a fully socketed system of pipe and fittings which combines secure jointing with ease of installation. Jump to: Specification data. Amazon's Choice highlights highly rated, well-priced products available to ship immediately. Solutions; Downloads; Blog; Tools & Services; About us. The high front edge of the gutter ensures the safe capture of high volumes of roof run-off under storm conditions. Our push-fit plastic plumbing system Hep2O is available in straight lengths or coils in both Standard or Barrier pipe, both of which are accepted by British Gas/Scottish Gas Central Heating Care Contracts. Hepworth Clay channels and fittings | Wavin Rainwater and Stormwater Subsurface Conveyance Hepworth Clay channels and fittings Categories Clay pipe (22) Fitting with. Wavin is the UK’s leading supplier of water management, plumbing and drainage systems for building, civil construction and utilities. Hepworth Clay medium duty B125 yard gully 100mm | Wavin. Chemical resistance – Clay is inert, so is unaffected by any effluent approved for discharge into a public sewer. It is also a great solution for installers who want to minimise. Catalog code Wavin YA16X EAN Number 5027888101013 SAP number 000000000003035661 General specifications. Terracotta chimney cowls date back to the Georgian era to increase the height of chimney stacks, improving combustion in wood. Catalog code Wavin SDG2/3 EAN Number 5027888165626 SAP number 000000000003037690 General specifications. Main Material . Hepworth PME Qatar WLL . It is installed to take wastewater from upper floor toilets, baths and sinks into the underground drainage system. Menu. 5027888023025. Hot and Cold solutions; Above ground commercial; Below ground drainage. . Products & Solutions. BS EN 295-1 Hepworth Clay pipes and fittings can be used for the majority of drainage installations. Verified by manufacturer 1 month ago. Colour . . Hepworth PB的原料来自于欧洲利安德巴塞尔公司，由于材料的韧性好，耐高温，并且在高温情况下具有良好 的抗拉、抗压强度，并且保持低蠕变性和高柔韧性，聚丁烯材质具有抗藻类物质沉淀的特性，由于其优异的性 Hepworth Terracotta flue liners. Catalog code Wavin YL20R EAN Number 5027888092991 SAP number 000000000003037509 General specifications. Solutions; Downloads; Blog; Tools & Services; About us. Take a look at our other Hepworth Clay drainage pipes product ranges Fitting with 3 connections 43 variations Fitting with 2 connections 74 variations. Catalog code Wavin. . Start searching. 75. Detecting leaks with a loud whistle. Catalog code Wavin. Catalog code Wavin SA11 EAN Number 5027888009586 SAP number 000000000003036082 General specifications. Hepworth Terracotta ridge tiles Ridge tiles are available in three colours red, buff and blue black in 300 or 450mm lengths and in a variety of angles to suit the pitch of the roof. Following the acquisition of Hepworth Building Products by Wavin, my key role as Divisional Managing Director was to manage the integration or. Hepworth SuperSleve pipes carry a lifetime jetting guarantee, jet proof to 7500 psi* please refer to current trade price list for details. Catalog code Wavin. Wavin offers Osma Inspection Chambers in 250, 300 and 450mm diameters, approved to BS EN 13598-1 for shallow applications. RP1 pipe, DN 100. A chimney pot is the final part of a flue system and should be the same internal size or slightly larger as the flue liner it serves. Pricing group 1 - Key. co. Hepworth Clay domestic A15 yard gully 150mm | Wavin. HepvO is available in 1 ¼” and 1 ½” dimensions. Start searching. Trigon PE barrier system; MDPE Service Pipes; Rainwater & Stormwater. Start searching. Material . Systems offered, include market-leading Osma above and below ground. Find pipes, adaptors, channels & more in various sizes. Hepworth SuperSleve HouseDrain - Foul water drainage | Wavin Ltd | NBS Source. Products & Solutions. A Grade I listed Victorian mansion, which holds significant architectural and historical interest, is being transformed back to its former glory, thanks to the help of Hepworth Terracotta, a brand of Wavin, a market-leading supplier to the construction industry. 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. Hepworth Terracotta louvered hole airbrick blue/black 215x65mm | Wavin. Menu. Take a look at our other Hepworth Clay drainage pipes product ranges Fitting with 1 connection 17 variations Fitting with 3 connections 43 variations Fitting with 2 connections. . Pricing group 1 - Key. Menu. Find the most current and reliable 14 day weather forecasts, storm alerts, reports and information for Hepworth, ON, CA with The Weather Network. However, if any of our slimline fittings are included with the system, then an 18-bar test for a minimum of 45. Hepworth Terracotta Ridge Tiles (Capped and plain angle) are now available for bulk purchase in multiples of 100, offering a competitive price point. . And all gutter fittings feature wide, retained seals providing a secure, watertight fixture with the. Bend. . Clay’s main benefits are its durability and longevity, plus it has a good environmental profile from a raw material through manufacturing, installation, in-use to. Start searching. Catalog code Wavin SP030/1 EAN Number 5027888131904 SAP number. Hepworth Clay pipes and fittings can be used for the majority of drainage installations. Valterra A01-2012VP Silver Carded Shower Drain. Wavin Overseas is the central export organisation of the Wavin Group. Take a look at our other Hepworth Clay inspection chambers product ranges Inspection Chambers 15 variations Shafts 5 variations Bolt 2 variations Accessories 5 variations. . Catalog code Wavin. Take a look at our other Hepworth Clay drainage pipes product ranges Fitting with 1 connection 17 variations Fitting with 3 connections 43 variations Fitting with 2 connections. Main Material . Crow Edge is a hamlet in Dunford civil parish, [1] situated on the A616, two miles southeast of Hepworth, West Yorkshire in the metropolitan borough of Barnsley in the metropolitan county of South Yorkshire, England. Wavin OsmaDrain. Catalog code Wavin RGP6 EAN Number 5027888155030 SAP number 000000000003039622 General specifications. Bends, junctions and fittings are available in 100mm, 150mm, 225mm and 300mm diameters. Chapters: Chapter 1 - Hepworth Clay SuperSleve. Hepworth Clay Hepline 225 L=1. 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. Start searching. Catalog code Wavin SA3/1 EAN Number 5027888022615 SAP number 000000000003036161 General specifications. Menu. . Chimney cowls serve several important purposes. Brothers worked with Wavin to deliver the ideal solution. Chemical resistance – Clay is inert, so is unaffected by any effluent approved for discharge into a public sewer. Our workforce is rich in its diversity. A 500mm diameter chamber approved to. Staple is the most straightforward installation method where the underfloor heating pipes are clipped directly to the thermal insulation layer using plastic ‘tacker’ staples. 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