hepworth drainage channel. Add to basket. hepworth drainage channel

 
 Add to baskethepworth drainage channel  Wavin OsmaDrain

2. Diameter . Product photos are for example only and not representative of every fitting size. Features: For use in constructed manholes and as a dry weather channel in combined sewers. Add to basket. DACTA Therm. ACO helps you to design the correct roof drainage and to perform the hydraulic calculations with its latest, standard design. Linear Drainage. For above ground, we carry top-quality channel drains for efficient rainwater drainage. Eliminate standing water on hardscapes before it damages your property. 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. - Polyethylene gully: MGP2/2 – Polyethylene gully, 150 mm diameter. Description. £80. Hepworth Clay SJ1/3 150mm x 150mm Diameter Supersleve Plain Ended Equal 45. Buy online Hepworth Drainage at MyTub trade counter. All of the current Threshold Drain accessories can be used on these new items. ACO HexDrain Pro comes complete with a corrosion resistant black composite Heelguard grating, ideal for pedestrian traffic. Fired to perfection in a unique production process, vitrified clay is a well established material for use in below-ground drainage systems. Products & Solutions. Your Account. Installation is made easy by simply clipping the channels together and using the installation guide marked on the grating. SuperSleve products are suitable for foul and surface water drainage in adoptable, industrial, commercial and highway drainage applications. It channels a drain into the direction of the main flow. 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. KESSEL on YouTube Join our community. Domestic Channel - Underground Drainage Supplies | Drainfast LtdTurtle Enviro Accesso 600mm Single Piece Adoptable Inspection Chamber for 150mm Twinwall - 1500mm Depth. Non-Adoptable Applications. Find out how to build a drainage channel to collect surface water, and direct it to a dispersal point which leads to an existing. Bends, junctions and fittings are available in 100mm, 150mm, 225mm and 300mm diameters. 11. The inherent strength and durability of clay. £22. Add to basket. Attenuate press infiltrate. View options. ACO HexDrain Pro comes complete with a corrosion resistant black composite Heelguard grating, ideal for pedestrian traffic. Polypipe inspection chambers to BBA approvals or BS 7158 in 320mm and 460mm diameters can continue to be used in these applications, for. Page 1 of 1: 12 Items. Our fantastic range of drainage supplies includes products designed to support above and below ground applications. General enquiries: 0345 456 9594. Download the brochure. 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. VAT. Introduction to Hepworth Clay Hepworth Clay Vitrified clay is a well-established material for use in below-ground drainage systems. However, before you start your project, there are a few do's to keep in mind. Corys Piping Systems: piping solutions for a smarter tomorrowSpee-D Channel Drains are 4-3/4 in. All SuperSleve products are manufactured… Continue reading. “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. Begin at the intersection of your channel drain sections and the drainage run or soakaway. 5027888157577. Add to basket. Registered Office: Merchant House, Binley Business. Permanent Redirect. Used for capping or closing off a Threshold door channel drain at either end. Side inlets – 2 no 100 mm at 45 ° - 2 no 150 mm at 90 ° Standard depth units can be raised . Black Traditional Gully Grid Grate Drain Cover Drainage Guard Gutter Lid Cap Ironmongery World. All SuperSleve products are manufactured… Continue reading. Important note: handing of channel and access fittings is as viewed against direction of flow. Hepworth CJ4/6 90 Degree Clay Channel Square Double Junction 225mm x 225mm. SuperSleve products are suitable for foul and surface water drainage in adoptable, industrial, commercial and highway drainage applications. list > manufactures g-h-i > Drainage Above & Below Ground > Flexible Jointed Clay > Hepworth Building products > Hepworth Drainage: Cj6/1 Hep 100x100mm Breeches. For a genuine ‘fit and forget’ high performance, drainage solution, Hepworth Clay is unbeatable. Compared to design variations that treat larger drainage areas, they typically require flatter slopes and do not require pretreatment. Hepworth 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. Our Chamber Base 320mm for 110mm pipes is used to allow for easy inspection and maintenance of a drainage system. 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. A Hepworth Clay Drainage system will withstand high water pressure jetting so that more blockages are cleared first time. The Hepworth 15° Right Hand Channel Bend 100mm (Dia) Brown is manufactured from vitrified clay. Buy Cj2/4r Hep 225x100mm Channel Sq. Bends, junctions and fittings are available in 100mm, 150mm, 225mm and 300mm diameters. Deep inspection chambers Hepworth Clay inspection chambers Solutions. 0 (8) Download. Press the guttering into the wet concrete to leave a clear imprint. Main channel – 150 mm . All SuperSleve products are manufactured… Continue reading. Manthorpe Underfloor Vent Extension Sleeve. Hepworth Clay offers a comprehensive range of drainage products suitable for foul and surface water drainage in adoptable, industrial, commercial and highway drainage. 2. 225mm Clay Drainage Pipe & Fittings. £190. 90 per U. 2. The Supersleve drainage system is suitable for foul and surface water drainage in housing, commercial, industrial and highway. EAN Number. HEPWORTH (UPVC DRAINAGE PIPES & FITTINGS) UPVC DRAINAGE PIPES & FITTINGS,. UK. ACO crafts the future with cutting-edge technology, sustainable water management practices, and. E: [email protected] 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. That gives you options for a variety of sewer and drain pipes, including corrugated pipe and schedule 40 PVC. £14. Stainless Steel, Gr 304, 316 Outlet. Suited to an assortment of domestic applications, the recycled polypropylene structure is ideal for pedestrian and light vehicular traffic up to Load Class A15. 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. View Product. The ACO Drainlock grating has a bar-less locking device, allowing for quick and simple installation of. Hepworth Clay drainage pipes Hepworth Clay channels and fittings. Product name. In this video i will show you step by step how to connect, cut and install a new drain grate or channel. 64 inc. AutoCAD Drawing Created Size Preview PDF Drawing; CB1-1L. VAT) Quick view. No special tools are required. The clay itself is 100% natural and recycled and meets BS EN 295-1 regulations. Clark Drain D400 Cast Iron SW Badged Manhole Cover & Frame - 600mm x 600mm x 100mm. Browse 174 products that are ready to use on your projects. Side inlets – 2 no 100 mm at 45 °. 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. 6%. Pickup in-store or delivery options. - via an existing manhole or existing. To ensure high performance of sewerage systems, they must be inspected and maintained. SDG2/2. co. Was AED175 Now AED130. PP. Clay Drainage SuperSleve & Flexseal Products. All products are fully compatible with all other makes available in. Their main objective is to systemically collect and remove waste. Select Country My PortalFind Channels and Fittings for Hepworth Clay drainage system. Colour . Marshalls Civils & Drainage offer an extensive range of precast concrete pipes with flexible spigot and socket joints from 300mm to 1800mm to BS EN 1916:2002 Class 120, ovoid pipes and perforated pipes for use in both foul and surface water applications. A one-metre channel and corner unit are now available. Brands. Brett Martin Inspection Chamber Shallow Access Double Seal Lid - 280mm. Hepworth Building Part number . £92. Start searching. Shopping Options. There are 4 ways to connect new drainage to an existing system:-. 6m - CP2/2 326989 in Civils Clay Drainage. AquaCell NG PIM. End cap can be used with both male & female connections. Main channel – 150 mm . Vortex flow control valves; Subsurface Conveyance. Location : Shed No 18, Dar Mx Roundabout, Ajman Industrial Area 1 City : AJM P. Add to basket. AQUADRAIN. 95 incl VAT. Not subject to floatation due to the concrete material ensuring a heavyweight product. Soil & Waste Systems. 6 1. They are shaped like a U and and can be simply clipped together. Hepworth Clay drainage pipes. AquaGrid permeable paving; Wavin Osma Domestic rain channel; Medium duty channel drainage; Heavy duty channel drainage; Garastor; Control. All connections are 110mm. Lifetime Jetting Guarantee All products in the Hepworth Clay Drainage range are guaranteed* for the system Hepworth Domestic Channel Drainage Summary Introduction The domestic linear drainage range incorporates HepFlow® PolyChannel, HepFlow® Polypropylene and the Threshold Drain. Whether it’s simply drainage parts you require, or a complete drainage system, we can help. Browse 174 products that are ready to use on your projects. 3 0. 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. Packaging. 0 0. The grating is suitable for pedestrian traffic and is quick and easy to install. Brands: AEON Valves | AQUAPLUS. Our experts can help you, call today at 610-638-1221. Drainage Channel Solutions. 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. Your Account. Building Materials Garden & Landscaping Timber &. 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. 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. 40, Sch. Fernco – Adaptor Coupling. Channels and Fittings for the Hepworth Clay Drainage system. TwinWall surface aquarium drainage tubes. Hot and Cold solutions; Above ground commercial; Below ground drainage; Attenuation and infiltration. 2KW, 50HZ, 2900RPM, 3PHASE JavaScript seems to be disabled in your browser. Channel Drainage; Shallow Domestic Channel Drain A15; ACO Brickslot Threshold Channel Drainage; Fernco Stormdrain. Hepworth pvc pipe catalogue pdf. com. Downloads. Clay Drainage Introduction Section 2 Page 4 Technical Advisory Service Tel: 0870 4435551 Fax: 0870 4435552 E-mail: [email protected] a complete range of clay drainage generally used for foul sewerage, surface water, or road. Description. At only 60mm wide, the sleek stainless steel grate provides a contemporary and minimalist look. Hunter Underground Systems are designed to ensure you can install & test with confidence. Hepworth Clay SuperSleve 225 EPD for SC1/5 . VAT Registered: GB 394 1212 63. max 1. GRUNDFOS CM10-3(A), 2. Hepworth SuperSleve HouseDrain Pipe Plain Ended 100mm x 1. Hepworth Domestic Channel Drainage Systems have been designed for quick and easy installation. Deep inspection chambers. 12. Service you would expect from a trusted UK company. Open Channel 6 Overpass 7 Pipe Section 7 Penstock 7 Rising Main 7 Structure 8 #936692. co. An ISO 9001, ISO 14001 & ISO 45001 registered company, in 2009 Hepworth PME Qatar 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 supplying its customers with the highest quality. 20 per U. Domestic Channel Drainage System Product Guide. The channel comes complete with an offset slotted grating, ideal for block paving up to and including. 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. Select Country My PortalCorys Build Centre provides an integrated, multi-channel approach to the building materials sector. Add to basket. End to end, everything is taken care of by Wavin - installation with a five-year. Material . VAT) Quick view. From: £32. Dig a trench which is large enough in height to accommodate a 50mm compacted sand base at the bottom, and is wide enough so that 100mm of concrete side fill on each side can surround the channel. Marshalls Civils & Drainage – Concrete Flexible Jointed Pipes. How to install drainage channel grate the easy way. £30. Drains that only serve individual properties remain the responsibility of each householder. Al Mukab Al Azraq Electric. ’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. £100. Hepworth 100mm Channel Pipe 1. £77. com. The Hepworth SuperSleve clay drainage system is available in 100mm, 150mm, 225mm and 300mm diameters for use in adoptable sewers, commercial or industrial construction, highways and general building drainage. 00 incl VAT. Delivery or pick up local to you Hepworth Drainage from a highly recommended trusted company. £1,050. Products & Solutions. Learn more about installing a channel drain system in your driveway. We also supply a variety of accessories including channel. Hepworth Clay mini access chamber cover and frame 345x345mm. The channel has a knockout outlet to enable connection to the drainage system. co. Online training module: myportal. The difference between soil and waste pipes is that soil pipes carry water and solids into the sewer from your toilet, bidet or urinal. Hep2O plumbing fittings including Hepworth Wavern polybutylene pipe can be used for the plumbing of hot and/or cold potable water systems in domestic or industrial applications. Clark Drain 5 Tonne GPW Recessed Manhole Cover and Frame 580 x 580 x 54mm. £45. £1,050. Setting outHepworth Clay drainage pipes; Hepworth Clay channels & fittings; Inspection Chambers. Wavin OsmaDrain. Related Hepworth Drainage Products: 225x100mm Yard Gulley Med Grate Rgp6Buy Hw Channel Brch Jnct 122 150x150mm Cj6/3 - £137. Hepworth 30 Left Hand Clay Channel Bend 150mm Brown. Brett Martin Inspection Chamber Riser 450mm diameter - 325mm Invert. Add to Wish List Add to Compare. Excavate a trench of sufficient length for the channel run to accommodate a sufficient channel bed and surround. 27′) each with a built-in slope of 0. Standard Drain Channel (£8. Hepworth Clay from Wavin is the No. Linear channel at doorway threshold. Product Type: CLAY SQUARE GULLY: Size: 100MM: Brand: Hepworth: Product. 50 incl VAT. 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. Adaptors – PP and Channel Pipes13 100mm Diameter Access Fittings 14 SuperSleve 150 15-17 150mm Diameter Pipes and Fittings 15-16Hepworth is the Middle East’s premier manufacturer and supplier of high quality plastic piping systems for the distribution and transmission of water, waste water. Hepworth SuperSleve Drainage Specification Client name – Date - Site address – 1 Manufacturer details Wavin Limited, Edlington Lane, Edlington, Doncaster, DN12 1BY . 99) x 1m With Galvanised Grate x 96 £863. Plumbing Systems. Introduction The. Inspection Chambers. Features an offset slotted grating with a slim 10mm inlet slot. Kitchen Waste pick-up. 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. Wavin (98) Hepworth Clay Drainage (57) Manthorpe Underfloor Ventilator 3-5 Courses. Floor Drain with Cover Vertical Outlet. 20 Postage. info@theNBS. WebEmail: drainage@hepworth. Bends, junctions and fittings are available in 100mm, 150mm, 225mm and 300mm diameters. We have one of the largest drainage and water management product ranges in NI & ROI, including pipes, manhole chambers, gullies, headwalls and catchpits. Underground Drainage; Hepworth SuperSleve Channel Pipe 225x1000mm. Size: 1. Junctn: 26% Department: Hepworth Drainage :. Quick and easy to install. Concrete Pipes. Features & Benefits: ACO Threshold Channel Drain End CapPermanent Redirect. Zurn Industries Z165 8-3/8" Diameter Combination Main Roof and Overflow Drain with Low Silhouette Domes and Double Top-Set® Deck Plate. Concrete Pipes. A 500mm diameter chamber approved to BS 7158 for use down to 3. Direction of flow is from the socket towards the spigot. Hepworth Clay channel bend 90° 150mm CBP1/2 Hepworth Clay double oblique. 2. co. Channel Drainage; Shallow Domestic Channel Drain A15; ACO Brickslot Threshold Channel Drainage; Fernco Stormdrain. Buy online Hepworth Plastidrain at MyTub trade counter. If you have a drainage related problem will provide you, complex drainage solutions supported with reliable, durable and functional products. 1. Channel drain easily connects to underground drainage systems thanks to its 3- and 4-inch outlets. Type. 86 £262. Bends, reducers, junctions and clay pipes. Consider driveway drainage to prevent flooding and other collateral damage. Manufactured from recycled polypropylene, ACO HexDrain® Brickslot is suitable for pedestrian and vehicle traffic up to Load Class A 15. 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. joint, bedding or open channel type. 1-20 of 43 items. Clay Channel, Unjointed 65:1991 Specification for vitrified clay pipes, fittings and ducts, also flexible mechanical joints for use solely with. VAT. Main channel – 100 mm . Attenuate and infiltrate. Catalog code Wavin. 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. 8 (6) Download. Important note: handing of channel and access fittings is as viewed against direction of flow. Important note: handing of channel and access fittings is as viewed against direction of flow. Brett Martin Drain Inspection Chamber Manhole Cover and Frame 50kN for Driveway - 450mm Round. Of all the options, grassed channels are the least expensive and require the least engineering, but they also provide theDrainage channels work by removing surface water away from a given area. co. The leading manufacturer of piping systems and solutions, Hepworth has launched its DACTA range of solvent weld u-PVC above ground drainage systems (DACTA Drainage) and PP-R Piping systems (DACTA Therm) to broaden its reach to the building construction sectors and as part of its growth strategy across the MEA. Developed for drainage & sewerage systems. These are often used in driveways or when building patios and are very easy to install. SuperSleve products are suitable for foul and surface water drainage in adoptable, industrial, commercial and highway drainage applications. Proceed to secure checkout Or, Continue shopping. Main channel – 150 mm . Foul and surface water systems. VAT Registered: GB 394 1212 63. 6 hours ago. drainage systems for both housing and civils projects, communication and power ducting and surface water collection and dispersal. 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. It is a high quality steel reinforcement for cast concrete applications. Downloads. Top Level; channel drainage; Available FastrackCAD Drawings. £[email protected]. 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. Features & Benefits: ACO Brickslot RainDrain Slot Drain Channel 1m x 118mm x 173mm - B125. Attenuate press infiltrate. HEPWORTH - Drainage & UPVC Fitting. . Clark Drain Inspection Chamber Manhole Cover 450mm Diameter. 75m Plain Ended Drainage Pipe Hepworth SuperSleve 150 SP2. Park, Harry Weston Road, Coventry CV3 2TT. Whether it’s domestic, adoptable, commercial or industrial drainage you are installing. Service you would expect from a recommended trusted UK company. Products. Manufactured from recycled polypropylene, ACO HexDrain Pro is suitable for vehicle traffic up to Load Class C 250. Telephone 0844 5561818 calls are charged at 7p per minute PLUS your telephone network will charge you which can be significant. Find Channels and Fittings for Hepworth Clay drainage system. ACO Eyeled Lighting Cable Splitter - 300mm x 300mm. Delivery or pick up local to you Hepworth Plastidrain from a highly recommended trusted company. ACO MultiDrain M100D - 135mm x 150mm x 1000mm. - via an existing manhole or existing inspection chamber. Unique flanges on the bottom of the channel provide an anchoring lip for straight installation and prevents floating. Posted on February 1, 2023 by jessica. Marshalls Civils and Drainage - 11. test. Socketed Clay Channels 150-225mm Cutters, Stoppers and Lubricant6 Gullies7 Clayware Accessories 7 Universals 100 and 150mm 7. Company Registration No: 01647362. Fax: 01709 856301. 6 1. Range. - via a saddle onto an existing sewer. Prevents adequate access up the incoming drain to maintain consistency. 29%. In Stock. T: 0844 856 5165 . It features squared ends to improve handling and safety. Suitable for use with Hepworth Clay Supersleve drainage systems but can be converted for 110mm. Product name. Hepworth Drainage Hepworth Drainage is one of the largest drainage manufacturers in the world. long; length can be cut to size with a saw. 100OC510. € 58. Channel Drains & Grates Flexible Drain Couiplings Guttering & Fittings Inspection & Access Chambers Recessed Block Paving Covers Soil Pipe & Fittings Steel Manhole Covers & Frames Underground Drainage. wide, 3-3/4 in. 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. The channels are available in sizes from 100mm to 450mm and are jointed with conventional cement mortar joints. Direction of flow is from the socket towards the spigot. Shop Channel & Trench Drains products from family-owned BC company Andrew Sheret Ltd. Clay 150mm 15 degree Plain Ended Drainage Bend Hepworth SuperSleve 150 SB4/2. SKU: DRCHE007. Download. Polypipe below ground drainage systems are: Compliant to Sewerage Sector Guidance for England, Sewers for Scotland and the Welsh Minister Standards for Sewers. 32 each (Inc. Bends, reducers, junctions and clay pipes. 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. Unique flanges on the bottom of the channel provide an anchoring lip for straight installation and prevents floating. 80 and Sch. 06 per U. Select Country My PortalDrains and sewers operate under gravity offering both simplicity and economy. 3. . Channel made of polyvinyl chloride; solvent-weld with PVC glue for a water-tight connection. Polymer concrete drainage channels also feature tongue and groove joints for positive alignment and an outstanding fit with any requisite joint sealant. Colour - Orange. ; Quick and. Drainage-Channel - Drainage - Linear Drains. Channel drain easily connects to underground drainage systems thanks to its 3- and 4-inch outlets. MEALINE S Drainage Channel with Galvanised Slotted Grating 1m - A15. Linear Drainage & Channel Drains. Strong and robust due to it being manufactured on fully automated machines. Add to basket. Hepworth Supersleve Clay Drainage feature high material strength, which betters the performance and life expediency of up too 100 years. Side inlets – 2 no 100 mm at 45 °. Classification Pr_65_52_24. 50 incl VAT. The Inspection Chamber has two inlets at 45° from the main channel. 00 incl VAT. Channel drains, or drainage channels, reduce surface water issues. 00.