Service you would expect from a recommended trusted UK company. 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. Buy online Hepworth Soil And Rainwater at MyTub trade counter. £46. Surface Drainage ACO Drainage Hauraton Drainage Repair Couplings Polystorm Crates Mains Water Pipe & Fittings. UPVC MANHOLES uPVC MANHOLES Harwal. The current edition covers details of foul water drainage, both above and below ground, pipe sizes, protection of pipes, manholes and inspection chambers. Compatible with Polypipe, Hepworth, Osma, Hunter, Marley, Brett & Marshall Tufflex. Related Hepworth Drainage Products. Download Catalog Cosmoplast. 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 as well as for piping argon, oxgen and some. HEPWORTH PIPES PTY LTD PRODUCT APPRAISAL NO 98 8 HEPWORTH. The difference between soil and waste pipes is that soil pipes carry water and solids into the sewer from your toilet, bidet or urinal. Screwfix customers rate this product 4. £300. Place pieces of water-permeable landscape fabric in the trench, followed by about 3 inches of coarse gravel. Hepworth Technocore is introducing Multilayer Pipe Technology in UAE with the collaboration of Wavin groups of Netherlands, one of the leading dealers of PVC multilayer plastic pipe systems. Drain Guard. And a patented purposed designed sealing method is incorporated to provide better sustainability. We stock a wide choice of clay drainage products from industry-favourite. Designed by Orange Qatar Catalogues HDPE PIPES HDPE SOIL, WASTE & VENT APPLICATION PP-R AQUASYSTEM PIPING SYSTEM RAIN WATER OUTLET ROAD. Hepworth Clay mini access chamber raising piece 150mm height. B4750 – 450mm x 750mm. All SuperSleve products are manufactured to BS EN 295-1:2013. UK manufacturer of plastic plumbing and drainage products. Black. These pipes and fittings are manufactured according to the latest European EN 1519 – 1 standard and can be assembled along with butt-fusion, electro. Click & Collect Delivery. Reliability is inbuilt in all our products. Hepworth. Park, Harry Weston Road, Coventry CV3 2TT. 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. 00 incl VAT. HDPE corrugated pipe is a strong and economical drainage pipe. Select Country My Portal100mm Diameter Hepworth Polypropylene Coupling available from Civils Store depots throughout the UK. 72" x 17. £21. Worldwide Supplier National Plastic. Clark Drain Inspection Chamber Manhole Cover 450mm Diameter. Continue Reading. Our new range of inspection chambers to BS EN 13598 can be used in these scenarios. It’s the practical, proven and long-lasting solution to attenuation and infiltration, whatever the project parameters. Lifetime jetting guarantee up to 7500 psi. 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. Download Technical Manual Technical. The Hepworth Clay SPIC1/1 100mm/110mm 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. 5. Showing 24 of 142 products. View options. 4. Product Type. YEAR GUARANTEE Vitri?ed Clay Pipes LEAP Home. Chandlers Building Supplies is a leading provider of high-quality building materials and supplies for both trade and retail customers in the UK. EN 1329 - PVC Piping for Soil and Waste Discharge - DimensionsThe road gully is renowned for its dual combination outlet, creating a trap to prevent any unpleasant smells. Clark Drain 35kN Plastic Manhole Cover and Frame 438mm x 438mm x 37mm. FloPlast Black Push-fit Waste pipe, (L)2m (Dia)32mm. Rats and mice. uPVC Drainage Pipes and Fittings. YEAR Clay Drainage SuperSleve & Flexseal Products. Buy online Hepworth Plastidrain at MyTub trade counter. uPVC Pipes for Land Drainage & Sewarage SPECIFICATION APPLICATION RATING SIZES BS 5255 Waste Drainage 1 1/4 - 2 inch BS 4514 Soil Drainage 3, 4 & 6 inch BS 4660 Underground Drainage 4 & 6 inch BS 5481 Gravity Sewer Drainage 8, 10, 12 & 16 inch EN 1329 Soil & Waste Drainage 36 - 400 mm EN 1401 Underground Drain Drainage 110 - 400 mm Hepworth Building Products has three specialised divisions: Hepworth Drainage Hepworth Plumbing Products Hepworth Concrete Hepworth Plumbing Products manufacture the market leading Hep20 flexible plumbing system and underfloor heating, above ground plastics including soil, waste and rainwater systems along with Hep30 pressure pipe . Cosmoplast manufacture sizes upto 1200mm in accordance with the following standards: BSEN 1452 – 2 : 2009 Plastic piping systems for water supply – Unplasticised Polyvinyl Chloride (PVC-U). Delivery 7 days a week Choose from top trade brands. 00 incl VAT. 40, Sch. Add to basket. We find these clay pipes easy to work with and install and for the client are proven to handle the hazardous substances once in use. Channel Drainage. July 9th, 2018 - Hepworth represents over 150 years of expertise in the manufacture of drainage heating ventilation and roofing products with clay and terracotta''HDPE drainage July 9th, 2018 - MARLEY HDPE Marley HDPE Marley HDPE is a drainage system which offers an alternative solution to cast iron It isMaterial : Polypropylene (PP). For use with 475mm PPIC. Gulf Construction Online Hepworth is a specialist in. Plastic Waste. HDPE drainage. (1) £70. Hepworth upvc puddle flange pdf files ExtendedManuals com June 28th, 2018 - Free Hepworth upvc puddle flange docs in our database Terrain Drainage Systems Polypipe July 9th, 2018 - Terrain Drainage Systems Terrain Drainage n It can have a maximum of six waste inlets up to 56mm on HDPE or 50mm on the PVC Geberit HDPE Installation GuideHepworth PME (Qatar) WLL is manufacturing uPVC duct pipes in accordance to many standards based of the application. For connecting downpipe directly to underground drainage section. HEPWORTH PIPES PTY LTD PRODUCT APPRAISAL NO 98 8 HEPWORTH. Products &. While the cost of almost UPVC PIPES AND FITTINGS. Hepworth PME was established in the UAE in 1974 with it's head office in Dubai. Junaid Group offers a huge portfolio of Pipes and Pipe Fittings that suit every application, ranging from super compact HDPE to uPVC pipes and pipe fittings. Hepworth Pipe Plain Ended 2mx110mm Grey SP25PEGR HEPWORTH PIPES PTY LTD PRODUCT APPRAISAL NO 98 8 HEPWORTH October 9th, 2018 - PA 98 8 Hepworth VC Pipe Water Services Association of Australia. Hepworth Rainwater Soil and Waste PDM. Brochures and Flyers. STARK Building Materials UK Limited. Great deals on a huge range of plastic piping, drainage & plumbing systems available with 24hr Despatch. Match case. Contact us for inquiries or to place an order – we’re here to assist you every step of the way. Moved into a house with the following Hepworth plastic drainage gully which is approx 245mm in diameter. Hepworth Clay drainage pipes > Hepworth-PP-Paved-Area-Gully-Top-100; Hepworth Clay drainage pipes. Hepworth spent two decades marketing and supplying UK upvc pipes and fittings before. co. Pocket Trade Price List Below Ground & Civils Systems FOR RESIDENTIAL, COMMERCIAL INDUSTRIAL AND INFRASTRUCTURE APPLICATIONS May 1st 2012 Revision 1 1 Contents Page Page…You can use Hepworth Clay CP3/2 Socketed 150mm x 1m Channel Pipe as part of a Hepworth Clay drainage system in constructed manholes and as a dry weather channel in combined sewers. Above Ground: BS EN 1329-1: 2000 This standard supersedes BS 4514: 1993 and BS 5255: 1989 Below Ground: BS EN 1401-1: 1998 This standard supersedes BS 4660: 1989 and BS 5481 THE PIPES ARE SUPPLIED AS FOLLOWS: 1 1/4” (36mm), 1 1/2” (43mm) & 2” (56mm) pipes are supplied with plain ends. Hepworth P M E LLC CORYS Pipe amp Pipe Fitting. Accesso 600mm Sealing Ring. HEPWORTH PME QATAR WLL products in Doha Qatar. Download. Tools. FIRE GAS WATER SHIELD. • Standard short length pipes are available,. OsmaDrain includes the 110mm and 160mm award winning pipe made using Wavin’s unique Recycore technology, they have at. Hepworth Plastic Products Materials 01 Identification of. The range is particularly suitable for refurbishment and maintenance work where sections of drain need to be replaced or relaid. 00 incl VAT. Hepworth Clay and Hepworth. HepFlow® Linear Drainage -. Corys Piping Systems: piping solutions for a smarter tomorrow Hepworth Clay pipes and fittings can be used for the majority of drainage installations. Soil pipes. VAT £1. Wide range of fittings to choose from. Clay is 100% natural and 100% recyclable for ultimate sustainability. Contact us for inquiries or to place an order – we’re here to assist you every step of the way. AED130. Hepworth Clay CB1/2L Socket End 150mm Channel Pipe with 90 Degree Left Hand Bend. (1) £. Telephone 0844 5561818 calls are charged at 7p per minute PLUS your telephone network will charge you which can be significant. Wavin UK is a member of the Wavin Group - the world leader in plastic pipe systems for residential, non-residential and civil engineering projects. FloPlast Gutter Compatibility Chart (PDF) Our main supplier of plastic guttering systems is FloPlast, however, their products will fit very easily and connect with other systems that you or your neighbouring property might have fitted already, such as Hepworth, Brett Martin, Marley, Osma, Polypipe and Marshall Hunter. web national plastic hep2o plumbing fittings hepworth pipe and manifolds australiaI am connecting 110mm drainage pipe from a garden studio to an existing Hepworth inspection chamber (Buidling Notice Submitted). Size: 205mm, Finish: Plastic, TSI Code. MAECENAS IACULIS. Products. Supplier National Plastic. The 65mm White 2. Hepworth Drainage Hepworth Drainage is one of the largest drainage manufacturers in the world. I was cruising until I came to fit the 110mm pipe into one of the spare inlets. Shop a wide range of rainwater hoppers at Wolseley. approved by Dubai Municipality Drainage / Road Section. Push and fit joints are used to allow pipe expansion. £4. Silt Guard 300mm Silt Trap for 110mm Pipework with Filter Basket and Access Cover. Drainage Pipe System National Plastic. In contrast, Wavin offers you a comprehensive choice of soil and waste systems and products for. Geberit HDPE Drainage System Reece Plumbing. It was covered by a manrose gas vent and half a brick! All neighbours have the other parts pictured below which fit in to form a neat grill ie they have what appears to be a large black insert, a smaller insert that sits within this, a. out the form below with your enquiry. Hepworth Clay provides a range of drainage systems combining secure jointing with ease of installation. Our global collaboration with Lubrizol, [headquartered in the US] - the world’s largest manufacturers and inventors of CPVC compounds, gives us a. 8 HEPWORTH. Hepworth - Clay Wavin Group Hazelhead Crow Edge SHEFFIELD S 36 4HG. VAT. 120 ASTM D-2241 SDR Series BS-3505-86 Class B, C, D and E BS - 3505 Class O DIN 19534 ASTM D-2664 DWV DIN 19531 BS 5255 THERMOPLASTIC WASTE PIPE BS 4514 Soil and Ventilization BS 4660 & 5481 Underground Sewerage NEMATC-2, TC-4,. uPVC Drainage Pipes Bin Moosa amp Daly. Georg. my 5 / 37. Hepworth’s drainage pedigree was forged in 1858 when Hepworth Iron Company Ltd was founded to mine iron and later produce sanitary pipes and fire bricks. Hepworth upvc puddle flange pdf files ExtendedManuals com. Add to basket. Take your Phillips screwdriver or socket wrench and tighten the bolts to secure the connector. Rainwater Downpipes & Fittings. Service you would expect from a trusted UK company. Gulf Construction Online Hepworth is a specialist in. Download. At Polyfab Plastic, our HDPE drainage systems are the ultimate solution for all types of drainage applications including soil & waste, above ground, below ground and chemical waste management. This is the category that has elicited most third party comment. Gulf Construction Online Hepworth is a specialist in. Hepworth Clay. Hepworth P M E LLC CORYS Pipe amp Pipe Fitting. HDPE MDPE LDPE pressure systems Hepworth. £57. The trench needs to be flat with about 1 inch of drop for every 10 feet all the way to the drainage output area. A: Dig a trench for the drainage pipe about 1-1/2 to 2 feet deep and 8 to 9 inches wide. View trade pricing and product data for Hepworth - Clay, SH3/2 Hopper, Integral Inlet c/w Plastic Grid, Clay, SuperSleve 150. They are suitable for use to a maximum depth of 3m. . The 50mm Brown MiniFlo Downpipe Clip. The difference between soil and waste pipes is that soil pipes carry water and solids into the sewer from your toilet, bidet or urinal. DWV & Sewer 290. Read more. They are suitable for use in both adoptable and non-adoptable applications to a maximum depth of 0. 00 incl VAT. Download. Available in various lengths, sizes and fittings, our pressure pipe and fittings are durable and reliable. 10. Worldwide Supplier National Plastic. Our in-house experienced technical team are available to support and advice on correct product selection. £46. Hepworth is a specialist in uPVC pipes February 2001 UK-based Hepworth spent two decades marketing and supplying uPVC pipes and fittings in the region before setting up its manufacturing facility in Dubai, UAE. AQUA DATA SHEET 2015 Incledon. GF Piping Systems. Height . The outstanding temperature rating up to 95 0 C and pressure rating up tp 25 Bar make PP-R system the ideal solution for variety of applications including: Hot and cold potable water piping. wolseley-code. Download Catalog Cosmoplast. £77. Hepworth Soil And Rainwater. Marshalls Landscaping 14. co. WavinCoil land drain. read more…. Add to basket. It is installed to take wastewater from upper floor toilets, baths and sinks into the underground drainage system. 64. Corys Piping Systems: piping solutions for a smarter tomorrowAvailable now: The Hepworth Clay Range: SuperSleve 100-300mm clay pipes, fittings and gullies. e 00041-10/64 Subject to change without notice. £100. £3. Below Ground Drainage Polypipe. HDPE Drainage Pipes amp Fittings Hepworth P M E LLC CORYS Phone and Map of Address Nad Al Hammar Road Ras Al. Pressure Pipe and Fittings. 72"). More Info. Comopex Pex Pipes and Fittings. Features:The pipe material itself can be recycled and reused in manufactureProcess control is strictly monitored ensurin. Hepworth Clay pipes and fittings Wavin. Cover loading EN124 A15 35kN. Free Hepworth Hdpe Catalogue PDF ePub Mobi. Each raising piece requires a sealing ring – code SPIC5. It includes fittings, junctions and bottle gullies, suitable for foul or surface water drainage. 1in, 1. Geberit HDPE Drainage System Reece Plumbing. HDPE drainage. Hepworth. HepFlow® PolyChannel. - Clay traps: Supplied complete with filter basket, spatula, cover and frame and 100/110 conversion adaptors. 00 incl VAT. HEPWORTH PME QATAR WLL products in Doha Qatar. Collection in person. 6mm wall thickness and 110mm 2. All Hepworth nominal 40mm and 50mm bossed fittings and solvent boss adaptors can be supplied to accept 40mm or 50mm I. Our fantastic range of drainage supplies includes products designed to support above and below ground applications. It also has a high strength to weight ratio, plus the flexibility to resist high traffic loads with a design life in excess of 60. Largest Range & Stock of Channel Drainage in the UK. £58. Buy Hepworth Building Supersleve Access Gully Sg3/1 - £171. Osma SquareLine Pipe Bracket 112 x 70 x 26mm White. Part of Qatar Plastic Additives amp Industries Group. 50 incl VAT. It is installed to take wastewater from upper floor toilets, baths and sinks into the underground drainage system. Ever since we incorporated a presence in the UAE in 2001, Aqua Arab Trading has focused on a relentless pursuit of customer satisfaction and has nurtured a reputation for delivering the. Hepworth Plastic Products Materials 01 Identification of. We use cookies to make your experience better. Product Information. Hepworth Corys ditrading com. Schedule Fittings 417. Our range is available in a variety of materials including iron, plastic & steel. HEPWORTH PIPES PTY LTD PRODUCT APPRAISAL NO 98 8 HEPWORTH. Available in lengths of 6, 12 and 14m, also as perforated and half-perforated PVC pipes for irrigation systems. Qatar Pipeline amp Fittings HDPE Catalogue Polyethylene. the system. PPIC Round Ductile Cover & Frame. The ACO Universal Gully provides fast and simple connection between any channel up to 200mm bore width in the ACO channel drainage range. Hepworth Clay drainage pipes. £4. UPVC, HP, HDPE PIPES & FITTINGS – Junaid Group. 8415. Wavin TwinWall plastic solid wall pipes and fittings are an ideal solution to manage surface water. 3 4MB uPVC Sewer amp Drainage Systems. Pipe type. 3 4MB uPVC Sewer amp Drainage Systems. Surface Drainage ACO Drainage Hauraton Drainage Repair Couplings Polystorm Crates Mains Water Pipe & Fittings. Contact our team via phone (01) 903 9998, email sales@HERMEQ. 80 and Sch. product-description. ATLAS 1 product; ATLASPLUS 6 products; COSMOPLAST 1 product; D RAIN 1 product; HEPWORTH 1 product; NATIONA PLASTICS 1 product; SKOLAN 1 product;. 450mm 3. 1 clay drainage brand in the UK. Drainage System Reece Plumbing. Wavin offers a wide range of deep and shallow Inspection Chambers for safe and easy access. 5 x working pressure for an hour. com our staff will be happy to help. Order online for free delivery on orders over £50 or in-branch collection nationwide. Silt traps or catch pits are typically used upstream of soakaway and attenuation systems to filter solids and prevent them from entering down-stream drainage and storm water storage systems. Subsurface Conveyance. It will positively waste the time frame. Material quality . 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. Hepworth Plastic Products Materials 01 Identification of June 30th, 2018 - Polyethylene MDPE HDPE Polyvinyl. SILENTA PREMIUM. After a significant re-structuring of the Hepworth Business into three distinct business', Hepworth Plumbing, Hepworth Drainage and Hepworth Concrete, I was promoted to the role of Regional Sales Director for the Western Region directly responsible for the growth of the Hepworth range of clay and plastic drainage. 1. No Solvent Welding or Tightening Required. Installation Guides. Whether you’re installing for a domestic or commercial project. Hepworth Plastic Products Materials 01 Identification of. Wavin OsmaDrain OsmaDrain offers the most complete range of foul drainage systems. • Uncoiled pipe retains its flexibility. kptm. Suitable System. Please note that these systems are not interchangeable. HEPWORTH PME QATAR WLL products in Doha Qatar. Sort By. . A full compatibility guide. Hepworth is the Middle East’s premier manufacturer and supplier of high quality plastic piping systems for the distribution and transmission of water, waste water. FREE next day delivery available, free collection in 1 minute. Wavin Ltd Variant: Standard inspection chambers. Free Hepworth Hdpe Catalogue PDF ePub Mobi. UPVC SWR DRAINAGE, PIPES STANDARDS UPVC PIPES AND FITTINGS ARE MANUFACTURED AS PER THE FOLLOWING STANDARDS. 9 metres, depending on the chamber and the application. Twenty high quality Channel Drainage systems in durable HDPE, available with black HDPE gratings or with galvanised steel gratings. uPVC Drainage Pipes Bin Moosa amp Daly. Essential Product Range – Products we know you need day in and day out to get the job done. These products include EN1401-1/ BS4660:2000 Underground Drainage Pipe and drain pipe fittings in 110mm, 160mm, 200mm,. Add to basket. Saturday - Closed. The Hepworth Plastic Manhole Cover Is A Large Yellow Manhole Blocker. Related Hepworth Drainage Products: 225x100mm Yard Gulley Med Grate Rgp6 £843. Silver 3. Introduction to Hepworth Clay Hepworth Clay Vitrified clay is a well-established material for use in below-ground drainage systems. PVC PIPE AND FITTINGS 2016 Catalog Home MTI Distributing. Structured wall pipes available with ring stiffness of 8 kN per m2 (SN8) RIGHT PRODUCT. Compatible with Polypipe, Hepworth, Osma, Hunter, Marley, Brett & Marshall Tufflex. Wavin OsmaDrain. 266 Pipe fittings - equipment CAD blocks for free download DWG AutoCAD, RVT Revit, SKP Sketchup and other CAD software. Hepworth Clay drainage system comprises a range of perforated and non-perforated vitrified clay pipes supplied complete with factory-fitted push-fit flexible. Shallow inspection chambers. Underground Drainage SystemsBuild Plumb Plastics supply high quality Underground Drainage Pipe and fittings from leading manufacturers including Polypipe, Brett Martin, Naylor, Clark Drain, Pipelife and Fernco. 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. is a flexible material, built with alternating ridges and grooves. All SuperSleve HouseDrain products are manufactured to BS EN 295-1:2013. 30 - 15:00 hours. Bends, junctions and fittings are available in 100mm, 150mm, 225mm and 300mm diameters. Besides culverts, common applications for highway drainage are. Clark Drain 5 Tonne GPW Recessed Manhole Cover and Frame 580 x 580 x 54mm. 5T PP Square to Round Manhole Cover & Frame. Hepworth PME LLC also provides pipes and fitting for gravity drainage installation for effective disposal of waste water. HDPE Pipe Fittings from AGRU America. With a comprehensive range of products, expert advice, and flexible delivery options. Clay pipes for underground drainage, including the Hepworth range of SuperSelve pipes with fitted couplings, deliver durability you can trust. Vestibulum curae torquent diam diam commodo parturient penatibus nunc dui adipiscing convallis bulum parturient suspendisse parturient a. Range. Whether it’s simply drainage parts you require, or a complete drainage system, we can help. Iron/Plastic. Roof Drainage. 00 : 110mm Drain Slip Coupler: Nr £ 4. Double-check that the bolts are tightened completely and your pipes should be properly. HEPWORTH PME QATAR WLL in Doha Qatar. Literature. How to use the Wavin Hydraulics tool. While the cost of almost. Features: Round Ductile Iron Cover and Plastics Frame. vat) on Heavy Items Parcel force are experiencing some major delays with. RRP incl. AND FITTINGS HDPE drainage. Wish List (0) My Account. Range. Hepworth manufactures and markets integrated piping systems to the civil and building construction sectors. Hepworth Corys ditrading com. HDPE Polyethylene Pipes General Specification Kuzeyboru. Terrain Drainage Systems. Sunday - Closed. 95 incl VAT. We can handle. PP. Hunter Underground Systems are designed to ensure you can install & test with confidence. Geberit Piping Systems Catalogue 2010/2011 int. Plumbing accessories such as pipe clamps, polyethylene compres-sion fittings, solvent cements, lubricants and adhesives compliment this product range. Systems offered, include market-leading Osma above and below ground. length-mm. Make sure you cut an even 12” by 12” square piece, and that you only cut the portion that runs over the floor boards. Solutions: - don't keep your house too clean so that there is always an alternative food source. I've. It’s not hard to see why they’re trusted in commercial, high-rise, domestic, industrial, and public sector buildings across the UK. Brett Martin Plastic Underground Drain Pipe Double Socket PVC Slip Coupler More Options. Supplier National Plastic. SourcedPlastic Drainage 110 & 160mm Underground Ridgidrain Polysewer Cast Iron Drainage Clay Drainage Land Drain. product-description. Hepworth Plastic Products Materials 01 Identification of. Free Delivery. UPVC Drainage Pipes and Fittings. We stock a wide choice of clay drainage products from industry-favourite brand, Hepworth by Wavin. Download. Tel : 055-186-4675. EN ISO9001 2008. Loading Classification for Covers and Frames: A15 = Equivalent to Class A15 load category of BS EN 124-1 2015 and BS ISO 15398 2012 (Areas which can only be used by pedestrians and pedal cyclists. Hepworth Clay pipes and fittings Wavin. Special Order at. Hepworth Terracotta Price List (TE101) 1st Apr 2023 HEPWORTH CLAY & TERRACOTTA. Hepworth Clay mixed base inspection chamber 475mm 1030mm deep. Fired to perfection in a unique production process, vitrified clay is a well-established material for use in below-ground drainage systems. my 1 / 8. Hep2o, the first and reversible plastic plumbing system. Black polypropylene gully grid with downpipe knock-out section. B4750 – 450mm x 750mm. BS EN1401-1:2009 Plastics piping systems for non-pressure underground drainage and sewerage – PVC-U. Lightweight and easy-to-install, our range of robust PVC-U underground chambers features a choice of replacement lids with frames in either square or round designs. 3 4MB.