Hepworth Terracotta ridge tiles; Surface Drainage. FILTER BY . Product photos are for example only and not representative of every fitting size. € 58. Service you would expect from a recommended trusted UK company. 00 incl VAT. uk. Channel drain installation could be completed in a few simple steps. VAT) Quick view. VAT. £650. max 1. Direction of flow is from the socket towards the spigot. The Hepworth range is comprehensive, offering a complete system for a wide range of applications. O Box : 8689. Clark Drain Inspection Chamber Manhole Cover 450mm Diameter. Clay has been used in drainage for more than 6,000 years. £1,050. Hepworth Clay Product Design and Installation Guide . co. £79. Main channel – 100 mmThe Hepworth Clay SPIC6/1 475mm Diameter x 225mm Universal PPIC Polypropylene Inspection Chamber Base is a lightweight solution for private drainage systems that can be installed quickly and easily with no need for wet trades or lifting equipment. It features squared ends to improve handling and safety. E: drainage@hepworth. Ug454 Underground Drainage 110mm Aluminium Square. Hunter Underground Systems are designed to ensure you can install & test with confidence. Model # 003102 Store SKU # 1000663932. £90. Black Traditional Gully Grid Grate Drain Cover Drainage Guard Gutter Lid Cap Ironmongery World. Drainage channels work by removing surface water away from a given area. Menu. • Standard short length pipes are available, minimising pipe cutting and reducing installation time. Your shopping basket (0) Clear All Sub total. Hepworth PME LLC is the Middle East’s premier manufacturer and supplier of plastic piping solutions. In stock. Bends, junctions and fittings are available in 100mm, 150mm, 225mm and 300mm diameters. Published [26/07/2022] File size [3456 KB] HEPWORTH CLAY & TERRACOTTA: 4. Buy online Hepworth Drainage at MyTub trade counter. uk Certification BSEN 295-1 Kitemark certified Agrement Certificate 02/3884 (100 & 150 mm only) Pipe dia Crushing strength / Class no – 100 mm – 40 kN/m n/a Hepworth Clay SJ1/3 150mm x 150mm Diameter Supersleve Plain Ended Equal 45 Degree Oblique Junction. We are bound by a common purpose: To Advance Life Around the World. Deep inspection chambers. Download the brochure. Brands. Trench drains, also known as channel. Drainage. Hepworth PME LLC, based in Dubai, has been manufac-turing and marketing pipes, fittings and related products in the Middle East, for more than 40. £57. AutoCAD Drawing Created Size Preview PDF Drawing; CB1-1L. Vortex flow control valves; Subsurface Conveyance. Zurn Industries Z8700 - Z8708 P-Traps with Wall Bend. Introduction to Hepworth Clay 2 Premier and Premier Plus Stock ProfileLand Drain 4 SuperSleve HouseDrain 100mm 4 Premier Plus Stock Profile 5 SuperSleve 150mm 100mm to 300mm Pipes and Fittings5 SuperSleve 225mm 5 Suggested Clay Civils Stock Profile6 SuperSleve 300mm 6 Socketed Clay Channels 150-225mm Cutters, Stoppers and Lubricant6 Gullies7 Hepworth Building Products Edlington Lane, Edlington, Doncaster DN12 1 BY Technical hotline 0870 443 5551 Literature hotline 0870 443 6000 Web Email drainage@hepworth. 78. Hepworth Clay mini access chamber cover and frame 345x345mm. Hepworth SuperSleve clay drainage system comprises a range of vitrified clay pipes, bends, junctions. Channel Drainage; Shallow Domestic Channel Drain A15; ACO Brickslot Threshold Channel Drainage; Fernco Stormdrain. ACO HexDrain Pro comes complete with a corrosion resistant black composite Heelguard grating, ideal for pedestrian traffic. 6 hours ago. 03 ex vat. Concrete sewer pipes dating back to Roman times have been discovered in. Domestic Channel - Underground Drainage Supplies | Drainfast LtdTurtle Enviro Accesso 600mm Single Piece Adoptable Inspection Chamber for 150mm Twinwall - 1500mm Depth. 20. B125 weight load class rating ideal for light vehicular traffic. End outlets are standard, but if you need to disperse large amounts of water, take advantage of the bottom outlets. 00. - via a new inspection chamber or new manhole. Select Country My PortalDrainage - Hepworth Clay. Features: For use in constructed manholes and as a dry weather channel in combined sewers. Use the Travis Perkins range of surface drainage on patios, driveways and car parks. The clay itself is 100% natural and recycled and meets BS EN 295-1 regulations. Hepworth Clay CP3/2 Socketed 150mm x 1m Channel Pipe. DACTA Therm. Code: Pipe: Length m 0. 20 Postage. Add to basket. STARK Building Materials UK Limited. Polypipe inspection chambers to BBA approvals or BS 7158 in 320mm and 460mm diameters can continue to be used in these applications, for. Junctn - £262. uk 3 Features and Benefits • Sustainability – Clay pipes have low embodied CO 2, with a true cradle to cradle pedigree, including low environmental impact in raw material sourcing, highly efficient manufacturing processes, a long service life and true end-of-life recyclability. Hepworth SuperSleve clay drainage system comprises a range of vitrified clay pipes, bends, junctions. E: [email protected] drainage is ideal for different underground works, including foul sewerage, surface water, and road drainage. The largest range of Underground Drainage systems available from one source on the internet. The 3 in. wide, 3-3/4 in. Polymer concrete drainage channels also feature tongue and groove joints for positive alignment and an outstanding fit with any requisite joint sealant. Shallow inspection chambers; Deep inspection chambers; Hepworth Clay inspection chambers; Heating & Cooling. The channels are jointed. uk 3Hepworth Clay drainage specification Download PDF 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 129 variations All Hepworth Clay channels and fittings products. 2. Concrete Pipes. After this, remove the guttering and smooth any ridges in the concrete. Reviews. Turtle Accesso Restriction Cap for a 600mm Chamber. Linear drainage refers to systems that drain along their entire length, rather than at one particular point, as a gully does. 2. Features & Benefits: ACO Brickslot RainDrain Slot Drain Channel 1m x 118mm x 173mm - B125. Stainless Steel, Gr 304, 316 Outlet. A range of plain ended or socketed channels for use in foul and surface water manholes; also as a dry weather channel in combined sewers. VAT £32. Moreover, Hepworth trades through operating companies in Oman and Bahrain and exports its products globally. ATLAS 1 product; ATLASPLUS 6 products; COSMOPLAST 1 product; D RAIN 1 product; HEPWORTH 1 product; NATIONA PLASTICS 1 product; SKOLAN 1 product; Water Pumps 17 products. Subsurface Conveyance. Use the Travis Perkins range of surface drainage on patios, driveways and car parks. Using grade 316 stainless steel on the visible parts of the grate to ensure a long life performance and grade 304 stainless steel used for functional elements underneath the channel. Service you would expect from a trusted UK company. Precast Culverts uses include: · Storm Drains. 8 (6) Download. Ridgidrain is used for non-pressurised surface and sub-surface drainage applications. Underground Drain Pipe Double Socket PVC Pipe Coupler - 110mm. Prevents adequate access up the incoming drain to maintain consistency. Go from BIM to built faster. aquate pump stations 11 pvc fittings pvc fabricated fittings 12 redi inj moulded large bore fittings 12-13 surface drainage hauraton channel and grate 13 gatic slotdrain 16 pit. ’HEPWORTH’ CODE SPIC2/1 595 DEEP - 5x100 INLETS ’HEPWORTH’ CODE SPIC1/2 1030 DEEP - 2x100 + 3X150 INLETSHepworth 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. In Stock. 11. It develops in regions underlain by homogeneous material. Add to basket. The threshold is only 60mm wide and sits flush to the door for maximum discretion,. Unable to display product guides and articles. This ACO BrickSlot HexDrain is a slot drain channel drainage system that seamlessly clips together and requires no additional fixings, with a 500mm mark for an easy-cutting guide. 21 UK and Worldwide delivery. Channels, gullies and Inspection Chambers available in a range of sizes. 00 incl VAT. Covers drains 300mm wide x 265mm. Deep inspection. CT2/1 CT2/2 CT2/3: Reducer: 100x150 150x225. Unique flanges on the bottom of the channel provide an anchoring lip for straight installation and prevents floating. Corys Piping Systems: piping solutions for a smarter tomorrowUnderground Drainage. Our experts can help you, call today at 610-638-1221. Hepworth Vitrified Clay Channel Pipe - Plain Ended 100mm. BIM by Wavin puts a new level of productivity at your fingertips, enabling everyone in the construction chain to access the full time and cost savings of the BIM way of working. Hepworth Clay mixed base inspection chamber 475mm 1030mm deep. Hepworth Clay provides a range of drainage systems combining secure jointing with ease of installation. Select Country My PortalBrand: Hepworth Clay Drainage . Add to basket. The inherent strength and durability of clay. The clay itself is 100% natural and recycled and meets BS EN 295-1 regulations. Our fantastic range of drainage supplies includes products designed to support above and below ground applications. Brett Martin Inspection Chamber Shallow Access Double Seal Lid - 280mm. Hepworth SuperSleve Drainage Specification Client name – Date - Site address – 1 Manufacturer details Wavin Limited, Edlington Lane, Edlington, Doncaster, DN12 1BY . “With Hepworth’s deep understanding of customers’ needs and leading market position for the last 40 years, the newly launched DACTA range aims to win trust of construction. Designed, tested and certified to BS. And how is it installed? Discover our many videos on the topic of drainage. Drain Leaf Guard. Add to basket. Zurn Industries Z125 8-3/8" Diameter Roof Drain, Low Silhouette Dome. The infinitely versatile solution made of V4A stainless steel. 225mm Clay Drainage Pipe & Fittings. Channel Drains & Grates Flexible Drain Couiplings Guttering & Fittings Inspection & Access Chambers Recessed Block Paving Covers Soil Pipe & Fittings Steel Manhole Covers & Frames Underground Drainage. Drainage-Channel - Drainage - Linear Drains. Product Type: CLAY SQUARE GULLY: Size: 100MM: Brand: Hepworth: Product. 0 : 100 100 100 150 150 150 225 300 400 450 500 600 CPP1/1. Unique flanges on the bottom of the channel provide an anchoring lip for straight installation and prevents floating. Clark Drain Inspection Chamber Manhole Cover 450mm Diameter. Company Registration No: 01647362. Pricing group 1 - Key. Bends, junctions and fittings are available in 100mm, 150mm, 225mm and 300mm diameters. Hot and Cold solutions; Above ground commercial; Below ground drainage; Attenuation and infiltration; Adoptable sewer pipe systems; Tools & Services. T: 0844 856 5165 . Packaging. Hepworth Clay drainage specification Download PDF Take a look at our other Hepworth Clay channels and fittings product ranges Clay pipe 22 variations All Hepworth Clay channels and fittings products Solutions. ACO crafts the future with cutting-edge technology, sustainable water management practices, and. In this blog post, Paul Wydell, Product Manager for Hepworth Clay explains how health and safety considerations should be considered when planning, excavating and preparing the trench for the installation of the pipeline. askACO - askACOHepworth Clay provides a range of drainage systems combining secure jointing with ease of. £92. uk; Hepworth TerracottaShowing 1 - 21 of 21 products. Pricing group 1 - Key. BIM by Wavin puts a new level of productivity at your fingertips, enabling everyone in the construction chain to access the full time and cost savings of the BIM way of working. It features squared ends to improve handling and safety. Bends, junctions and fittings are available in 100mm, 150mm, 225mm and 300mm diameters. MEALINE S Drainage Channel with Galvanised Slotted Grating 1m - A15. Whether it’s domestic, adoptable, commercial or industrial drainage you are installing. They’re often installed around a patio, driveway or garden to prevent flooding caused by rainwater. 1 clay drainage brand in the UK, with a reputation second to none for product quality, technical ability and customer service. When installing a clay drainage system, there are best practices that will help to ensure a safe and effective installation. Zurn Industries Z165 8-3/8" Diameter Combination Main Roof and Overflow Drain with Low Silhouette Domes and Double Top-Set® Deck Plate. Threshold Drainage Tee Black Aluminium Grating £32. AquaGrid permeable paving; Wavin Osma Domestic rain channel; Medium duty channel drainage; Heavy duty channel drainage; Garastor; Control. 69” [500mm]. Founded almost 150 years ago, Hepworth Drainage has maintained a reputation for product quality, technical knowledge and support, and commitment to customer service. 04 £1,035. The ACO Drainlock grating has a bar-less locking device, allowing for quick and simple installation of. Channel Drain typically comes in 1m lengths and should be fitted as full lengths wherever possible. We stock a wide choice of clay drainage products from industry-favourite brand, Hepworth by Wavin. There are 4 basic profiles to the most common, pcc road kerbs used throughout Britain. Clay’s main benefits are its durability and longevity. Clay’s main benefits are its durability and longevity, plus it has a. It channels a drain into the direction of the main flow. On large roofs with 150 m² or larger, vacuum drainage systems are preferred. Channel Grating | Channels | Coils | Communication Cable Suppliers In UAE. Threshold Drainage Corner Black Aluminium Grating £24. Shop our selection of Drain Pipe & Sewer Fittings in the section of Pipe & Fittings in the Building Materials Department at The Home Depot Canada. In this video i will show you step by step how to connect, cut and install a new drain grate or channel. Or call us at 888-825-4716. Drainage systems are intended to dispose of wastewater as quickly as possible, while also preventing the gases from sewers and septic tanks from entering residential locations. We also supply a variety of accessories including channel. (HepFlow example used). high, and 4 ft. Direction of flow is from the socket towards the spigot. Buy online Hepworth Drainage at MyTub trade counter. Compared to design variations that treat larger drainage areas, they typically require flatter slopes and do not require pretreatment. All connections are 110mm. - via an existing manhole or existing. The clay itself is 100% natural and recycled and meets BS EN 295-1 regulations. A drainage channel is usually a ground-level grate with a pipe underneath to carry the water away. List of 20+ HEPWORTH dealers, HEPWORTH brand agents & distributors in UAE. 00 incl VAT. EAN Number. Hepworth Clay breeches oblique junction 45° 100mm CJ5/1 Hepworth Clay breeches oblique junction 45° 150mm. This ACO BrickSlot HexDrain is a slot drain channel drainage system that seamlessly clips together and requires no additional fixings, with a 500mm mark for an easy-cutting guide. EAN Number. TwinWall surface aquarium drainage tubes. The Garastor control unit can be used as a flow control device, linked to AquaCell units or a void space under the floor slab of a single residential dwelling. 100% natural and fired to perfection. VAT) Quick view. co. 04 inc vat. Bends, junctions and fittings are available in 100mm, 150mm, 225mm and 300mm diameters. 63 ex. VAT. Brett Martin Inspection Chamber Riser 450mm diameter - 325mm Invert. Hepworth Clay L/H 3/4 Section Branch Channel Bend 70° 100mm - CX1DL. Select Country My PortalSelect Country My PortalSpee-D channel drains are 4-3/4 in. View trade pricing and product data for Hepworth - Clay, CJ3/3 Junction, Socketed Double Oblique 45Deg, Clay, Clay Channels Plain Ended & Socketed. Hepworth Clay product manager. Vitrified clay is a well-established material for use in below-ground drainage systems. Clay is one of the oldest materials for drainage pipes, with clay sewerage pipes dating back 2,500 years, being unearthed in Ephesus in Turkey. Find and specify drainage gullies and channels from top manufacturers with NBS Source. The Garastor control unit can be used as a flow control device, linked to AquaCell units or a void space under the floor slab of a single residential dwelling. A range of plain ended or socketed channels for use in foul and surface water manholes; also as a dry weather channel in combined sewers. Your shopping basket (0) Clear All Sub total. All SuperSleve products are manufactured… Continue reading. Features an offset slotted grating with a slim 10mm inlet slot. list > manufactures g-h-i > Drainage Above & Below Ground > Flexible Jointed Clay > Hepworth Building products > Hepworth Drainage: 150mm X 0. E: drainage@hepworth. 11. £1,050. Applications Garden paths Walkways Patios Barbecue areas Pool surrounds Domestic driveways Stepped areas drainage systems for both housing and civils projects, communication and power ducting and surface water collection and dispersal. Catalog code Wavin. Vitrified clay channel pipes and fittings manufactured in accordance with. 71 £65. CORSA 55 products; FIORE 12 products; GROHE 82 products; HANDSFOD 55 products; JAQUAR 0 products;. We have an extensive range of Concrete Drainage Channels and Road Gullies suitable for the effective management of wastewater on site. Registered Office: Merchant House, Binley Business. Drains that only serve individual properties remain the responsibility of each householder. The one part bend comes with plain end and socket connection. Diameter . Reliability is inbuilt in all our products offering you peace of mind. Close Menu. WavinCoil land drain. high, and 10 ft. Size. All SuperSleve products are manufactured to BS EN 295-1:2013. 27′) each with a built-in slope of 0. co. Channel drains, or drainage channels, reduce surface water issues. OsmaDrain is a PVC-U gravity drainage system for use in building drainage applications. co. 12. Junctn: 26% Department: Hepworth Drainage :. At Buildbase we work closely with leading industry manufacturers and suppliers ACO to supply a wide range of high-quality and competitively priced channel drains, brickslot drains, threshold drains and grates, including the popular ACO RainDrain. 00 incl VAT. The channel has a knockout outlet to enable connection to the drainage system. PolyChannel 100% SEALED Anti-Bacteria Channel – B125 White Diamond Composite Grate. Hepworth Drainage Pipe Data 6-8 Slotted Pipe 9-10 Hepworth Technocore Pipe System 11-16 Hepworth Drainage Fittings 17-19 Wavin Drainage Fittings 20-24 Bottle Gully 25-26 System Design 27-32 Underground Drainage Installation Instructions 33-37 Storage & Handling 38-39 Chemical Resistance Table 40-44 Hepworth Drainage Pipe Data 6-8 Slotted Pipe 9-10 Hepworth Technocore Pipe System 11-16 Hepworth Drainage Fittings 17-19 Wavin Drainage Fittings 20-24 Bottle Gully 25-26 System Design 27-32 Underground Drainage Installation Instructions 33-37 Storage & Handling 38-39 Chemical Resistance Table 40-44 Introduction: The two most common examples of Threshold Drainage would be: Where paving meets an entrance to a building. 197” [5mm] up to 19. Begin at the intersection of your channel drain sections and the drainage run or soakaway. 50 incl VAT. Hepworth Clay inspection chambers are manufactured under a Quality Management system to BS EN ISO 9001. high, and 10 ft. Search, find and download high-quality BIM content for drainage from brands like BLÜCHER and Polypipe. 15mm Hepworth Equal Tee Pack Of Two -. Products. Hepworth Clay pipes & fittings - used for the majority of drainage installations. co. How to install drainage channel grate the easy way. OBLIQUE JUNCTION. Bends, reducers, junctions and clay pipes. Hepworth SuperSleve has a wide range of pipes and fittings available for domestic, adoptable, commercial or industrial drainage. Shallow inspection chambers. Manhole Backdrop . Hepworth SuperSleve Drainage Specification Client name – Date - Site address – 1 Manufacturer details Wavin Limited, Edlington Lane, Edlington, Doncaster, DN12 1BY T: 0844 856 5165 E: [email protected] Country My PortalSelect Country My PortalSelect Country My PortalClay, one of the oldest and most sustainable pipe materials, remains a popular choice for drainage specialists. VAT. The Supersleve drainage system is suitable for foul and surface water drainage in housing, commercial, industrial and highway. 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. £190. Patented flying buttress design provides load-bearing support from both sides as well as underneath the channel. Proceed to secure checkout Or, Continue shopping. All SuperSleve products are manufactured… Continue reading. Similar products from Wavin Ltd. 0 1. The UK's leading manufacturer and supplier of plastic drainage piping solutions for above and below ground projects. AquaGrid permeable paving; Wavin Osma Domestic rain channel; Medium duty channel drainage; Heavy duty channel drainage; Garastor; Control. Service you would expect from a trusted UK company. ; Fully universal, suitable for all plastic and clay drainage from 150mm to 186mm diameter. uk Clay channels • A range of plain ended or socketed channel fittings for use in foul and surface water manholes also as a dry weather channel in combined sewers Land drainage • HepLine 100 to 450mmA range of plain ended or socketed channels for use in foul and surface water manholes; also as a dry weather channel in combined sewers. WavinCoil land drain; Wavin OsmaDrain; Wavin Osma UltraRib; TwinWall surface water drainage. They are suitable for use to a maximum depth of 3m. Channels and Fittings for the Hepworth Clay Drainage system Wavin Osma UltraRib Wavin UltraRib pipe and fittings offer a cost-effective solution for the transportation of foul. uk W: W:. 3 0. Product Type: CLAY SQUARE GULLY: Size: 100MM: Brand: Hepworth: Product. Channels and Fittings for the Hepworth Clay Drainage system. Stora Drain C250 25 Tonne With Steel. Description. A 500mm diameter chamber approved to BS 7158 for use down to 3. Part 1: Vulcanized rubber. joint, bedding or open channel type. Domestic Channel Drainage System Product Guide. Select Country My PortalThese CAD drawings have been prepared by Hepworth - Wavin and do not necessarily conform to standard FastrackCAD drawing and layering conventions. 64 per U . Marshalls Civils & Drainage – Concrete Flexible Jointed Pipes. 78. SEWERAGE, SOIL & DRAIN: ELECTRIC CONDUIT: ASTM -D 1785-94 Sch. Hepworth Building Part number . So make sure you install this end cap with the Threshold channel drain to complete the system with aesthetic appeal and a build with long-life durability in mind. The RELN Storm Drain channel series is easy to install and allows maximum flexibility in solving your drainage requirements around the home or light commercial applications. Polypipe inspection chambers to BBA approvals or BS 7158 in 320mm and 460mm diameters can continue to be used in these applications, for. Add to basket. Wavin Osma range of channel drains and gullies help manage surface water efficiently by collecting and transporting excess water on roads, car parks or industrial sites. We have one of the largest drainage and water management product ranges in NI & ROI, including pipes, manhole chambers, gullies, headwalls and catchpits. £47. The range is manufactured to BS EN 295-1 standard and has a range of fittings suitable for RMI projects maintaining the character of the original. Attenuate press infiltrate. The company was established over 40 years ago in Dubai and manufactures pipes and fittings in the UAE, Oman and Qatar. Brett Martin Perforated Blown Socket Plastic Underground Drain Pipe More Options. 1-20 of 43 items. wide, 3-3/4 in. 2 Metre deep Threshold Channel C/W Grate BK L=1. Browse 174 products that are ready to use on your projects. Applications Hepworth domestic linear drainage products can be used in a variety of applications, including: Garden paths Walkways Patios Barbecue areas Pool surrounds Bends, junctions and fittings are available in 100mm, 150mm, 225mm and 300mm diameters. Open the catalog to page 2. The Hepworth 15° Right Hand Channel Bend 100mm (Dia) Brown is manufactured from vitrified clay. All products are fully compatible with all other makes available in. Catch basin storm drains from NDS. Hepworth CJ4/6 90 Degree Clay Channel Square Double Junction 225mm x 225mm. Buy 150mm X 0. Catalog code Wavin. In Stock. ACO Eyeled Lighting Cable Splitter - 300mm x 300mm. Fired to perfection in a unique production process, vitrified clay is a well established material for use in below-ground drainage systems. That gives you options for a variety of sewer and drain pipes, including corrugated pipe and schedule 40 PVC. Our extensive range includes ACO HexDrain, ACO RainDrain, and ACO. Product name. OsmaDrain includes the 110mm and 160mm award winning pipe made using Wavin’s unique Recycore technology, they have at. 6%. The system includes 30 sloped channel sections of 1m (3. Clark Drain D400 Cast Iron SW Badged Manhole Cover & Frame - 600mm x 600mm x 100mm. Hepworth Domestic Channel Drainage Systems have been designed for quick and easy installation. Our range of channel drains and gullies help you manage surface water efficiently by collecting and transporting excess water on roads, car parks or industrial sites. PP. Drainage channels, yard and road gullies, HepGuard Stoptap Guards, Hepline land drainage, Inspection chambers. View our huge range of competitive Ducting, Soakaway Crates & Drainage Pipes online. Pickup in-store or delivery options. 3 0. Direction of flow is from the socket towards the spigot. Hepworth Clay SuperSleve 225 EPD for SC1/5 . Wavin Osma UltraRib. The offset slots allow for installation opposite walls and doors, and the concealed 10mm. PG1. Hepworth Clay channels and fittings. info@theNBS. 65. Hepworth Clay mini access chamber raising piece 150mm height. . Hepworth Clay drainage pipes > Hepworth-PP-Paved-Area-Gully-Top-100; Hepworth Clay drainage pipes. Hepworth Terracotta Product GuideClay Channels and Unjointed range – An extensive range of channels enabling almost any combination of manhole layouts to be constructed on site. From: £32. It may be a gully , a hopper , or it might be a straightforward connection where a downspout from a roof is directly connected to the pipework. These are often used in driveways or when building patios and are very easy to install. T: 0844 856 5165 .