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 years. Bends, junctions and fittings are available in 100mm, 150mm, 225mm and 300mm diameters. Handing of channel and access fittings is as used against direction of flow. Size: 100mm, Finish: Polypropylene, TSI Code. Open the catalog to page 2. sticks. 5. All HepSure™ couplings utilise worm drives and clips, akin to the. 2 Pages. tel: 01226 763561. Vitrified clay pipes for drains and sewersRange. 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. PP. underground drainage systems hepworthhepworth clay and terracotta with wavinhepworth clay and terracotta with wavinhepworth clay and terracotta with wavin2724 hbp domestic channel drainpavingexpert threshold drainage solutionsclay, viewing the 201 4 upvc windows 3 casement opening at 600w x 900h and 1 at 282 284 hepworth 10mm plumbing pipe 285. Hepworth PME was established in the UAE in 1974 with it's head office in Dubai. This work presents the MR-AP (Multiple Regression and Adaptive Power) method for choosing suitable FAT when extracting drainage from DEMs. This enables sustainable installation on site using recycled aggregates, and rigorous maintenance regimes in service. In 2009 Hepworth PME (Qatar) WLL became the first plastic pipe manufacturer in Qatar to achieve “kitemark” third party certification on its soil & waste and drainage products, clearly demonstrating the company`s commitment and dedication to. 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 150mm ! 150. STARK Building Materials UK Limited. The undersigned representing the following: Wavin Ltd . The range is complimented by off mains drainage, attenuation tanks, soakaways and channel drainage. GettinG on the Green Elegant Drainage Design Meets Eco-friendly Technology A new whitepaper from StormtechJul 10, 2016 - A look at some of the paving design solutions used at thresholds to comply with the driveway installation planning requirements and the requirements of Document M of the Building RegulationsLinear Channel Drains. The grating is suitable for pedestrian traffic and is quick and easy to install. ATVs of 25, 50,100,200, 300 and 400km 2 were used for drainage network extraction to all DEM sources to facilitate comparison in this work. WavinCoil land drain. Int this blog publish, Paul Wydell, Product Acting fork Hepworth Clay explains how physical and safety considerations should be considered whenever planning, excavating and preparing the trench available to installation of the pipeline. Threshold drainage channel is a type of drainage system that is designed to manage water runoff at the threshold of a doorway. Threshold Drainage; HexDrain Pro accessories. Direct download. 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. Introduction to Hepworth Clay Hepworth Clay Vitrified clay is a well-established material for use in below-ground drainage systems. Inc. An accessible threshold is defined as a threshold this is level or, if raised, has a total height of not more than 15 mm, a minimum number of upstands and slopes and with any upstands higher than 5 mm chamfered. Inc. Document M of the Building Regs recommends an ideal of 150mm to 170mm. Wavin Ltd Third party certifications: QA Certificate . Lifetime jetting guarantee up to 7500 psi. Catalog code Wavin. The new range has been branded as 'HepSure™' and all products are manufactured by Hepworth using SBR/EPDM (don't ask!) rubber and 316 stainless steel as standard. co. DWG: 2/19/2009: 26. Corys Piping Systems: piping solutions for a smarter tomorrowStory. 75; Hepworth Clay drainage pipes. Material . The higher part will be edged on one side by the existing house wall. Hepworth Clay Hepline 225 L=1. Fernco – Adaptor Coupling. Pricing group 1 - Key. The higher part will be edged on one side by the existing house wall. A drainage system according to claim 14, wherein the said geotextile comprises non-woven. The company was established over 40 years ago in Dubai and manufactures pipes and fittings in the UAE, Oman and Qatar. 2. Its design is also perfect to sit flush with the door ensuring subtlety, as well as quick and efficient drainage. Architecture Details. info@theNBS. Wynn 6000 Series Controller. Size: 110mm, Finish: Polypropylene, TSI. 13. The inherent strength and durability of clay provide benefits to installers, specifiers and users: Installation – Reduced, recycled or re-used material can be used instead of primary. HEPWORTH 1 product; NATIONAL PLASTIC 1 product; UPVC DRAINAGE PIPES & FITTINGS 12 products. * The trend for 'level threshold' access at patio doors, where the internal floor and. on the Water Research Centres list of. A range of clay pipes and fittings suitable for foul and surface water drainage in adoptable, industrial, commercial and highway drainage applications. 46 per U. Clay 150mm x 1. Wavin (98) Hepworth Clay Drainage (57) Manthorpe Underfloor Ventilator 3-5 Courses. Jul 16, 2018 - A look at some of the paving design solutions used at thresholds to comply with the driveway installation planning requirements and the requirements of Document M of the Building RegulationsHepworth Clay Land Drain 100 L0. Our Price: £26. Hepworth. CE marked and kitemarked to EN 295. Download. manufactured to BS EN 1452-2:2000 (kitemark License number. . support area threshold would result in drainage networks with first order stream drops . They are also suitable for use in septic tank effluent dispersal in housing developments. Hepworth PME LLC is the Middle East’s premier manufacturer and supplier of plastic piping solutions. Add to basket; Threshold Luxe 60 – Corten Steel Safeheel Slotted Grating £ 32. Wynn Type 1850 External Pantograph Wiper. Stone sizes - all roughly to scale. RainChannel is an A15 Loading class, lightweight drainage channel made from recycled Polypropylene for general domestic use at the head of private driveways and patio areas. Hepworth Supersleve Clay Drainage feature high material strength, which betters the performance and life expediency of up too 100 years. With its holistic approach, ACO stands for professional drainage, economical cleaning and controlled. So make sure you install this end cap with. ACO Brickslot Threshold Channel Drainage; Fernco Stormdrain Channel Drainage; B125 & C250 Driveway Channel Drain; Flexible Rubber Drainage. Typical application: linear channel drain at garage door threshold. Vat. Foul and surface water, private drains and public sewers, land drains and soakaways, filter drains and any other ways of getting rid of water. Conforms to the Harmonised European Standard: BS EN 295-1:2013 . 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. Please note: These are not ACO and are not compatible with ACO products. A drainage system according to any one of claims 5 to 12, wherein the said core is made of a flexible plastics material. Discontd w/o Replace. Pricing group 1 - Key. 450 mm. Build a drainage outlet on the opposite side of the flat roof to the threshold. However, the game selection is low and the payout speed is inconsistent. Colour . View trade pricing and product data for Hepworth - Clay, SG2/5 Grid, Spare, Clay, SuperSleve HouseDrain. manufactured to BS EN 1452-2:2000 (kitemark License number. In addition, it trades through operating companies in Oman. Soil pipes. Proceed to secure checkout Or, Continue shopping. Shallow inspection chambers. Hepworth Building Part number TDJP. Hepworth SuperSleve HouseDrain Pipe 1. Hepworth Supersleve Clay Drainage feature high material strength, which betters the performance and life expediency of up too 100 years. View trade pricing and product data for Hepworth - Clay, SDG2/5 Grid, for Gully, Clay, SuperSleve HouseDrain. drainage@hepworth. Size: 300mm, Finish: Vitrified Clay, TSI Code. In humid and sub-humid regions, drainage removes excess water reducing the risk of crop failure and increases farmer's freedom of crop choice and varieties. Linear channel at doorway threshold. Wavin Osma is the reference for residential and commercial drainage systems. ACO Building Drainage has a wide range of aluminium flat roof rainwater outlets and car park gullies which are suitable for use in a variety of commercial, industrial and residential applications. Feb 17, 2020 — Wavin has launched its new Hepworth Clay specification and design guide, aimed to support designers and specifiers in choosing drainage. Drainage. The new range has been branded as 'HepSure™' and all products are manufactured by Hepworth using SBR/EPDM (don't ask!) rubber and 316 stainless steel as standard. Direction of flow is from socket towards the spigot. VAT Select options. 2. They are also suitable for use in septic tank effluent dispersal in housing developments. We stock the following sizes: 110mm. EAN Number. Technical Instruction Hepworth Clay pipe strengths. SKU: DRHSS004. 5 MM. ” Montgomery and Dietrich (1988) proposed to use a threshold on a power function of both drainage area and the local slope. In recent years, it has seen something of a. inconsistent with the rest of th e drainage network. drainage, clay would be the product you’d invent. This e-learning course will cover its use and installation. Hepworth Threshold Slot Drain. 5. Registered in England and Wales. £65. The source for all types of gravity drainage, sewer. A full range of drainage materials including plastic, clay or surgace drainage, repair couplings, concrete rings and gullies. Main Material . Catalog code Wavin. VAT. More information Update company details. 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. 6 THE ESSENTIAL PRODUCT GUIDE – CIVILS / Introduction CONTENTS CIVILS Plastic Drainage 7-30 Twinwall and Land Drainage 31-52 Storm Water Management 53-74 Geotechnical Products 75-78 Sewerage & Pollution Control 79-84 Concrete Drainage 85-102 Clay. Specification. underground drainage systems hepworthhepworth clay and terracotta with wavinhepworth clay and terracotta with wavinhepworth clay and terracotta with wavin2724 hbp domestic channel drainpavingexpert threshold drainage solutionsclay, viewing the 201 4 upvc windows 3 casement opening at 600w x 900h and 1 at 282 284 hepworth 10mm. £14. 1. AutoCAD Drawing Created Size Preview PDF Drawing; CB1-1L. blue and black pipes that are included. All external doors to have a level threshold with a proprietray drainage channel (eg. Hepworth Supersleve Housedrain P Trap Square Gully 100mm: Nr £ 90. Hepworth is the No. DECLARATION OF PERFORMANCE - CPR . Drainage. Abstract. Outdoor Drainage. Keywords: SWAT, digital elevation model (DEM), watershed. The photos at the end of this page show the progress of the Barbara Hepworth Building. Bends, junctions and fittings are available in 100mm, 150mm, 225mm and 300mm diameters. 00 £. Description. Slimline Domestic Level Threshold Door Drainage ACO Threshold A15 channel drain eliminates water ponding in front of house entrances, available in either a silver or black aluminium finish. Cost effective and durable, our flat roof outlet range is capable of handling high flow rates to minimise the number of outlets required. 1-1/2 in. A site visit will help you determine the basic hydrological characteristics of. Add to Basket. See more ideas about drainage, drainage solutions, driveway installation. Hepworth - Clay. Size: 100mmx1. 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. com. This ACO HexDrain Brickslot channel drain from ACO is a quality drainage channel that works well for 60mm block paving applications. View trade pricing and product data for Hepworth - Clay, IBP3 Filter, c/w Silt Bucket, Clay, Clay Plastics Trapped Gullies. Clay is a 100% natural and plentiful raw material. 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. 7 P/E 225 263 1750 59. Catalog code Wavin. 93 £ 32. 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 Drainage Catalogue Pdf - Find your favorite catalogs from brand-name merchants specializing in the latest fashions, home decor items, gifts, and garden seeds and plants. Home. Push and fit joints are used to allow pipe expansion. Bends, junctions and fittings are available in 100mm, 150mm, 225mm and 300mm diameters. Buy online Hepworth Drainage at MyTub trade counter. Send Enquiry Send SMS Send WhatsApp Read More. This means that the internal variability within hillslopes is limited up to this threshold. A Seamless Solution for Your Drainage Project Meet the Threshold DOWNLOAD WHITEPAPER 8 9. The finest pipe on Earth, made from the earth. A variety of finishing options, ranging from slimline stainless steel channel systems to anthracite carpet on our drainage mats, are available to enhance your property. Hepworth Terracotta Price List (TE101) 1st Apr 2023 HEPWORTH CLAY & TERRACOTTA. 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. Socketed channel system for use in manholes on commercial, industrial and adoptable drainage including gullies. Drainage networks develop over geologic time through complex processes that are governed by a number of factors. Hepworth PP Paved Area Gully Top 100. Product Details Type: Single Towel Bar Wall Fastening Includes Screws and Dowels Color: Chrome Article Number: 21001+ URAK21001+KLURAK21001+Perforated land drainage pipes used for surface water collection from highways, playing fields, sports grounds, forestry and waste tips and for general drainage. Jul 22, 2021 — 10 design. Our product is designed to resist chipping even with prolonged usage, ensuring that it lasts for years to come. Wavin | WavinACO RainDrain Channel and Galvanised Grating A 15 - 118mm x 97mm x 1000mm. VAT. Pricing group 1 - Key. PG1. Jul 10, 2016 - A look at some of the paving design solutions used at thresholds to comply with the driveway installation planning requirements and the requirements of Document M of the Building RegulationsTake a look at our other Hepworth Clay drainage pipes product ranges Fitting with 2 connections 74 variations Fitting with 3 connections 43 variations Infiltration gully 20 variations Fitting with 1 connection 17 variations All Hepworth Clay drainage pipes products. Foul and surface water, private drains and public sewers, land drains and soakaways, filter drains and any other ways of getting rid of water. The trough is fitted with an architecturally styled stainless steel grate featuring an Anti-Slip surface, tested and classified in accordance with AS 4586 for slip resistance. P. A range of clay pipes and fittings suitable for foul and surface water drainage in adoptable, industrial, commercial and highway drainage applications. Product Details DN: DN100 Connection: 4 Code: 112153 Total (kg): 25 Cv: 1079. For use with 100mm SuperSleve. 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. E: drainage@hepworth. info@theNBS. See more ideas about drainage, drainage solutions, paving design. Our gullies are manufactured in austenitic stainless steel grades 304 or 316 and are fully pickle passivated in order to ensure corrosion free joints. Trading as Jewson Civils Frazer. its subsidiary companies in Bahrain and Saudi Email: drainage@hepworth. Twenty high quality Channel Drainage systems in durable HDPE, available with black HDPE gratings or with galvanised steel gratings. 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. Corys Piping Systems: piping solutions for a smarter tomorrow The Hepworth range is comprehensive, offering a complete system for a wide range of applications. Threshold Drain x 1m Aluminium Grate. Manufactured from recycled polypropylene, ACO HexDrain® Brickslot is suitable for pedestrian and vehicle traffic up to Load Class A 15. Please note: These are not ACO and are not compatible with ACO products. The FlowTHRU™ Integrated threshold drainage solution has been tested to ensure performance in even the harshest of environments and is the only fully tested integrated. 63 ex. Ultimately, our goal is to achieve Net Zero Carbon emissions by 2050. Compare . Diameter . uk Certification BSEN 295-1 Kitemark certified Agrement Certificate 02/3884 (100 & 150 mm only) Pipe dia Crushing strength / Class no – 100 mm. Clay drainage fired to perfection. co. Details. 2 HVT14YPKM114 110 6 110. Hepworth Clay mixed base inspection chamber 475mm 1030mm deep. Colour . ConfirmView trade pricing and product data for Hepworth - Clay, SA9 Adaptor, Soil Pipe to SuperSleve, Clay, SuperSleve HouseDrain. an accumulated drainage area greater than some “threshold support area. Size: 225mm, Finish: Polypropylene, TSI Code: 9784343, EAN Code: 5027888002129. Made of flexible PVC their durability causes them to be suitable for above-ground or. 20% VAT) ( £32. Drainage and Ducting. List of 20+ HEPWORTH dealers, HEPWORTH brand agents & distributors in UAE. Hepworth Clay drainage specification Download PDF Solutions. 88 £2. For above ground, we carry top-quality channel drains for efficient rainwater drainage. Hepworth Clay offers a comprehensive range of drainage products suitable for foul and surface water drainage in adoptable, industrial, commercial and highway drainage applications. 8 (6) Download. Benefits of Hepworth Clay Sustainability – Clay pipes have low embodied CO 2, with a true cradle to cradle pedigree, including low environmental impact in raw material sourcing,. A range of tools and clayware accessories is available; consult the manufacturer for details. 5027888012760. SuperSleve productsWelcome to the new Barbara Hepworth Building Project situated on Queen Street South in Huddersfield. Manthorpe G965 Dual Extended Telescopic Floor Vent. We know we need a drainage channel between the door and the patio slabs. In Stock. Our concrete drain channels come in a range of styles, including. Wavin Osma is the reference for residential and commercial drainage systems. The upper leading edge of the door threshold unit should be no higher than 15mm. 5 Cat no Description Stock profile quantity £ List price £ Total price Page no SP2 Pipe 150mm x 1. co. uk CL111 Application The new centre at Heriot-WattSoil pipes. Heating and Cooling. Its EPDM membrane collects water from. The company is manufacturing PVC pipes and supplies the biggest range of British manufactured pipes and fittings, required by the water and drainage industry in the Arabian Gulf. Using intensity-duration-frequency (IDF) analysis and the PSO-SVM model, the rainfall threshold of the landslide in this study was estimated to range from 63 to 78 mm before the drainage tunnel. The Hepworth SuperSleve Coupling 150mm (Dia) Black is suitable for foul and surface water drainage systems. Dec 5, 2016 - Explore ALE's board "threshold drainage detail" on Pinterest. 75m 55 38. HepFlow® Linear Drainage - polypropylene channel drainage system. ACO Hexdrain Pro Channel Drain 138mm x 150mm x 1000mm - C250 Load. SUPERSLEVE COUPLING £ 19. DWG: 2/19/2009: 26. It covers topics such as pipe selection, jointing methods, testing, maintenance and sustainability. Bends, junctions and fittings are available in 100mm, 150mm, 225mm and 300mm diameters. 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 Access Systems. An Introduction to Threshold Drainage Channel. Colour . Length . Threshold sills should have a slope between a maximum of 15° and a minimum of 7° to discourage water ingress and facilitate run-off. Hepworth Terracotta Price List (TE101) 1st Apr 2023 HEPWORTH CLAY & TERRACOTTA. 6 BS 4514 (Dimensionally Comply to BS 4514) PLASTIDRAIN (SDR 41) Hepworth Drainage & Sewerage Pipe Data Plain End Pipe BS EN 1401 D (mm) Std L (Mtr) BSI Certification Nominal OD Item Code Min (DN) Max (DN) 82 6 - 82. - via an existing manhole or existing inspection chamber. Open the catalog to page 2. SourcedThe new patio will be on two levels - a higher area which is level with the threshold of the bifold doors, and a step down to a lower level which is level with the existing patio. 150. Modern properties tend to have two separate drainage systems installed - the foul water system collects the kitchen and bathroom wastes for processing at the local effluent treatment plant whilst the surface. The discreet system has a width of 60mm and is available in 1m lengths. Ajman Phone: +97167676337 Fax: +971564039493 shaheer@buildlineuae. See more ideas about drainage, drainage solutions, paving design. 2 23m ROOF PLAN Determine outlet positions: Underground drainage schemes will permit two downpipes to be used. Marshalls’ concrete drainage channels offer both durability and efficiency in essential water management projects. Products & Services : Valves , Landscaping Equipment , Irrigation Systems And Equipment , Valves , Valve Boxes Read More. Drainage supplies. Hepworth clay is a sustainable, durable, cost efficient and high performance drainage system. For every consulting engineer making a choice today, it is the natural choice for the future. Confirms that: SP1 - SuperSleve EuroTop Pipe DN100mm . 64 inc. Linear Drainage & Channel Drains. The channel has a knockout outlet to enable connection to the drainage system. Hepworth Clay Product Design and Installation Guide . Probably all of a muchness. ID DRHSS001 Electrics & Plumbing > Drainage > Below Ground Drainage > Hepworth SuperSleve HouseDrain Pipe 1. General enquiries: 0345 456 9594. VAT. 92 448. 00 £. Showing 1-36 of 47. Bramley. Clay’s main benefits are its durability and longevity, plus it has a. 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. The unique properties of UPVC make Hepworth Watermain pipes, 3820) joints and bends an ideal choice where. Showing 1-36 of 47. Vitrified clay pipes for drains and sewersHepworth Charts - Free download as PDF File (. They are available in a wide range of sizes from a miniscule 50mm to a strangely unrounded 2999 mm diameter. The difference between soil and waste pipes is that soil pipes carry water and solids into the sewer from your toilet, bidet or urinal. One of the UK's most trusted and leading names in plastic drainage systems. 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. Removable aluminium grate. 48 £ 38. Hepworth Building Products has expanded its range of domestic channel drainage products by introducing the HepFlow Polymer Concrete Channel Drain. Threshold Drain B125 Drainage Channel (125kn) Cast Iron Grate B125 Drainage Channel (125kn) Galvanised Grate B125 Drainage Channel (125kn) Plastic. P. Hepworth Clay product manager. PlastiD Temporary Manhole Cover 600Sq YL. This one-metre slimline ACO Threshold Drain Drainage Channel with Stainless Steel Grating is the perfect solution for preventing water from pooling around your garden patio, pathways or your home's main entranceways. 1 clay drainage brand in the UK, with a reputation second to none for product quality, technical ability and customer service. Tossing up between the relative merits of Hepworth, Flodrain, and Clarke. Whether you're a DIY enthusiast or a professional contractor, t. W: W: W: Overview Hepworth SuperSleve clay drainage system. Tarboton and Ames (2001) present ways to objectively delineate drainage networks from digital elevation models that respect this distinction between hillslopes and channels. Provided in a range of capacities and with a choice of styles and load bearing limits, Marshalls has a concrete drain channel that will meet any scheme’s needs. Conforms to the Harmonised European Standard: BS EN 295-1:2013 . The tread should be as wide as practicable, but never less than 280mm; personally, we design steps with a minimum tread of 300mm, although 450mm is much more. It is installed to take wastewater from upper floor toilets, baths and sinks into the underground drainage system. Moreover, Hepworth trades through operating companies in Oman and Bahrain and exports its products globally. £14. The present meta-analysis showed that increasing the daily threshold of 300 ml before removing the CT significantly decreased the duration of CT drainage and the hospital. View trade pricing and product data for Hepworth - Clay, LP1 Pipe, Perforated, Clay, HepLine. 22. Find inspection chambers & manhole covers for easy access, gully traps and various sized bends and couplers to meet your requirements. 3 P/E 300 357 2000 145. The threshold is only 60mm wide and sits flush to the door for maximum discretion,. Trading as Jewson Civils Frazer. Hepworth threshold drain. 4 posts • Page 1 of 1. 48 £ 38. 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. They are available in a wide range of sizes from a miniscule 50mm to a strangely unrounded 2999 mm diameter. 80 (Exc. ACO. 8 HVT46YPNKM113 D (mm) Std L (Mtr) BSI Certification Nominal OD Wall Thickness (mm) Item Code Min (DN) Max (DN) 110 3 110 110. Hepworth Clay Technical Handbook is a comprehensive guide to the design, installation and performance of Hepworth clay drainage systems. mapping and/or as-built information for storm drainage facilities near the WSDOT right of way and may know of other projects in the vicinity that documented drainage conditions. Vat. A coupling is a mechanical device used to connect the ends of adjacent parts or objects.