Applying Damp Proof Membranes. Sales number: 01753 944210. RIW TOUGHSEAL Toughseal is a solvent free polymer modified epoxide coating, supplied as a two part pack of base and hardener in pre-measured proportions. RIW FLEXISEAL 500 HG system is poured onto the substrate and spread using a trowel and / or brush. co. A bentonite sheet waterproofing composite of high swelling . Description: Sheetseal Primer is a bitumen solution that is used to prime surfaces before the application of RIW Sheetseal 226. The waterproof coatings prevent the passage of water and water vapour into the structure, and form a seamless fully bonded system. It forms a mechanical bond to the external face of the concrete structure and complies with the latest BS8485, BS8102 and CIRIA C748 codes of practice. High & Low Modulus Silicones;. RIW Third party certifications: BBA Agrément Certificate . Liquid membranes may be used for basement tanking and damp proofing, plant rooms, podium decks and radon. Sheetseal 226 - a self-adhesive, flexible sheet membrane for reinforcing areas subject to movement. About Us;. RIW in the UK has over 90 years experience in structural waterproofing. 5. Emergency telephone number Emergency telephone. 05m long rolls. Sheetseal GR is a cold applied high density polyethylene film bonded to aluminium foil and coated with a bitumen/rubber self-adhesive layer with a removable reinforced silicone release paper. Cavity. stockists is available from RIW’s offices. Shop now. 13mm bitumen coated glass fibre fabric - 300 mm wide set into additional band of RIW Heviseal. Sales number: 01753 944210. RIW FLEXISEAL 500 HG system is poured onto the substrate and spread using a trowel and / or brush. Bituthene 8000 20m x 1m. Double Drain can also be used to provide excellent. V. RIW Sheetseal 226 - Waterproof Membrane. uk website:. Technical number: 01753 944200. Class 1 Fire rating. Excellent low temperature flexibility. About Us;. uk Email address of the competent person sds@riw. For more information, please speak to our customer service team who will be happy to help you. pdf), Text File (. RIW SHEETSEAL 226 Sheetseal 226 is a cold applied, high density polyethylene film, coated with a bitumen/rubber self adhesive layer with a removable reinforced silicone paper. Sheetseal GR RIW Sheetseal GR is a radon gas barrier and one of the most effective gas methane barrier systems availableWarrantyDescription . Sheetseal Primer: 5 and 25 litre containersRIW recommended RIW Sheetseal 226 self adhesive sheet membrane, selected for its ability to bridge numerous interfaces in the construction including steel, concrete and a lightweight metsec frame faced with cement based boards. Sheetseal Primer is a bitumen solution. RIW Sealing Compound / Granules Data Sheet. Sheetseal GR is typically used where a methane. Gas/Radon Resistant. The lap should be enhanced, by the inclusion of a 50 x 5mm bead of RIW Sealing Compound. Consideration should be given to applying the DPM to the top of the slab, as the installation and moisture sensitive internal finishes are then protected from any residual moisture in the concrete. Add to basket. The product is designed to relieve hydrostatic pressure, by promoting the flow of ground water away from the face of the structure to land drainage. Do not allow the product to enter RIW Sheetseal 9000 watercourses. Red, DPM Blue, Sheetseal 226, Structureseal, Cavitydrain R20, Cavitydrain R7, Gas Seal Black, Gas Seal HC, Sheetseal GR, Structureseal GPT, Sheetseal 9000, Cementjoint, Cementfill FC,Features & Benefits of Cementjoint. Sheetseal 226; Sodium Bentonite Systems. co. RIW SHEETSEAL 226 Sheetseal 226 is a cold applied, high density polyethylene film, coated with a bitumen/rubber self adhesive layer with a removable reinforced silicone paper. Sheetseal 226; Sodium Bentonite Systems. Technical number: 01753 944200. co. RIW Sheetseal 226. Link with Structureseal. Cavity Drain; Double Drain; Plaster Drain;Sheetseal 226. The product generally requires a primer for vertical or sloping surfaces ie. RIW Granules SDS. Other sizes are available on request. Add to basket. waterproofing membrane. VAT) £256. It is typically used as a basement. RIW Sheetseal 226 19. All suspended Pre-Cast floors are assumed to be in low-risk, free-draining site environments. 2. 05m. Sheetseal 226; Sodium Bentonite Systems. About Us;. 05m. About Us; Products + Browse by application. Add to basket. 42 (inc. RIW Sheetseal 226 Self Adhesive Membrane Grace Bituthene 3000 Self Adhesive Membrane Fosroc Proofex 3000/4000 Self Adhesive Membrane Ruberoid Plasprufe Self adhesive Membrane Marley Marleyseal Self Adhesive Membrane Alderborough Alderprufe Se; Visqueen Self Adhesive Membrane; RS000348; Heat Bonded Heavy Duty Tanking. Link with Structureseal. Emergency telephone number. RIW Limited 580-581 Ipswich Road, Slough, SL1 4EQ Technical enquires tel: 01753 944200 Commercial enquires tel: 01753 944210 has a broad range of high performance structural waterproofing products. Technical number: 01753 944200. 17 (inc. Integrate the system with a damp proof course/cavity tray, by means of placing a 300mm wide band of Sheetseal 226, over the termination point, a minimum of 150mm. 7kg/m2 226 1. 39. VAT) £29. RIW Bitumen Protection Board is an excellent choice because it is resistant to ground salts, water, and corrosive chemicals. RIW Sheetseal 226 - a flexible sheet membrane, used over the Liquid Asphaltic Composition, for reinforcing areas subject to movement. Sheetseal 226 is typically used to provide a water and water vapour barrier in all forms of construction, particularly where large unobstructed areas are to be treated. co. Internal tanking: Should be carried out as illustrated in. BSSP 10 Fosroc 18 Tarmac 4 Weber 7 DCP 6 Flexcrete 10 Ultracrete 3 Sika 4 Parex 5 Nufins 4 Ardex 6 Ronacrete 14. Sales number: 01753 944210. to avoid blockages Weepholes as required Provide telescopic ventilators where required RIW Sheetseal 226; top edge must be. 05m. Sheetseal 226 is a cold applied, high density polyethylene film, coated with a. RIW SHEETSEAL 226. Excellent elongation at break. Sales number: 01753 944210. 64 (Ex. Sheetseal 226 CE Mark DoP. Sheetseal 226; Sodium Bentonite Systems. RIW has a broad range of high performance structural waterproofing products. Title: RIW-TD-204 Created Date:Gas membranes and coatings may be used for gas protection, above and below ground level and as an effective damp proof system. uk Email address of the competent person sds@riw. RIW Sheetseal 226 Data Sheet. Around the varying perimeters a mixture of RIW Flexiseal and RIW Toughseal were used to complete the waterproofing to DPC and threshold details. A “needle-punch” process interlocks the geotextiles together forming an extremely strong composite that maintains a consistent layer of Bentonite, as well as protecting it from. Link with. Drains should be subjected to regular inspection. Technical number: 01753 944200. Sheetseal 226 is a cold applied, high density polyethylene film, coated with a bitumen/rubber self-adhesive layer with a removable reinforced silicone paper. Excellent chemical resistance. RIW provided a waterproofing strategy robust enough for their new build Grade 3 basement project. From £123. RIW Sealing Compound / Granules Data Sheet. pdf. RIW products are stocked by specialist distributors such as SIG, Resapol, Anchor Bay and Miers Construction who deliver. Joint Sealants & Adhesives. RIW Structureseal. 54 (inc. Our latest catalogue is now available . Solvent Free. Sheetseal GR is a cold applied, high density polyethylene film, bonded to aluminium foil and coated with a bitumen/rubber self-adhesive layer with a removable reinforced silicone release paper. Cementfill FC RIW. RIW Sheetseal 226- a flexible sheet membrane, used over the Liquid Asphaltic Composition, for reinforcing areas subject to movement. uk 1. Products can also be ordered through other Builders Merchants, such as Travis Perkins, Jewson, Gibbs and Dandy or Keyline. Description: Sheetseal Primer is a bitumen solution that is used to prime surfaces before the application of RIW Sheetseal 226. 14 views. 150mm min. Add to Wish List Add to Compare. Download BIM. It requires Sheetseal 226 Primer for vertical or sloping surfaces. Customer Sales 01753 944210. RIW Sheetseal 226 Sheetseal 226 is a cold applied, high density polyethylene film, coated with a bitumen/rubber self-adhesive layer with a removable reinforced silicone paper. co. Tilesafe. RIW Sheetseal 226 RC slab and underslab to SE detail Perimeter edge strip insulation to screed to manufacturer's detail +/- 25mm lean mix backfill for tolerance Loadbearing insulating course eg. Sheetseal 226; Sodium Bentonite Systems. • Where these pass through sheeting, make junctions completely impervious using RIW Sheetseal 226 or similar approved in accordance with the data sheet for the product. Sodium Bentonite Systems [{product_related_downloads:count}] pdf. Download data sheets Search products by application Download typical details Find your local. 05m. Sheetseal 226 is a cold applied, high density polyethylene film, coated with a bitumen/rubber self adhesive layer with a removable reinforced silicone. P. RIW Limited 487-488 Ipswich Road, Slough, SL1 4EP Technical enquires tel: 01753 944200 Commercial enquires tel: 01753 944210 226 - a self-adhesive, flexible sheet membrane for reinforcing areas subject to movement. DescriptionSheetseal 226 is a cold applied high density polyethylene film coated with a bitumen/rubber self-adhesive layer with a removable reinforced silicone paper. Lower edge: A perforated land drain should be. The Rail Industry Worker Program (RIW) is a national competency management. RIW Double Drain is to be installed with the filter fleece facing outwards, towards the soil / ground. RIW Sheetseal 226 was used as a robust DPM over the largely un-interrupted floor slab. RIW takes care of your waterproofing strategy from start to finish, including technical advice and guidance, preparation of sectional details, approval of drawings, site inspections and ongoing site support. Sheetseal 226; Sodium Bentonite Systems. 150mm min. Sales number: 01753 944210. RIW Sheetseal 226. Sheetseal 226 NBS Clause. Roofing System -Liquid Plastic - Free download as PDF File (. Internal tanking: Should be carried out as illustrated in. Technical number: 01753 944200. RIW Limited 580-581 Ipswich Road, Slough, SL1 4EQ Technical enquires tel: 01753 944200RIW SHEETSEAL 226 Sheetseal 226 is a cold applied, high density polyethylene film, coated with a bitumen/rubber self adhesive layer with a removable reinforced silicone paper. RIW has a broad range of high performance structural waterproofing products. £35. VAT) Enquire Now. Size: 5L RIW products are non-returnable due to shelf-life and quality control. Consideration should be given to applying the DPM to the top of the slab, as the installation and moisture sensitive internal finishes are then protected from any residual moisture in the concrete. Proofex LM Mesh 100mm x 50m. Technical number: 01753 944200. A list of approved stockists is available from RIW Ltd’s offices. RIW Download Sponsored RIW Sheetseal 226 . Sheetseal GR is typically used where a methane. The membrane should then be protected from backfilling using Double Drain or Protection Board to suit. 00 . co. RIW Sheetseal 226 . Add to Wish List Add to Compare. RIW SHEETSEAL 226 Sheetseal 226 is a cold applied, high density polyethylene film, coated with a bitumen/rubber self adhesive layer with a. Liquid plastic roofing system broucherSheet. It requires Sheetseal 226 Primer for vertical or sloping surfaces. Generally, the loose laid systems are sealed with a range of double sided tapes or seam welded, complying with the latest codes of practice as published by BS 8485: 2015, CIRIA & BRE. Internal tanking: Should be carried out as illustrated in. Sheetseal 226 x 300mm wide Sheetseal 226 or Flexiseal Pro (one coat) Concrete blinding Waterstop (Optional) Protection Board (Optional) Sheetseal 9000Sheetseal 9000 DPC; Sheet Applied Systems. VAT) Add to basket. RIW Double Drain -a drainage board which protects the membrane during backfilling operations, and also promotes drainage of water away from the structure. Factory control thickness. button. RIW Sheetseal 226 1050mmx19. RIW has a broad range of high performance structural waterproofing products - from basement tanking, waterproofing membranes and damp proof membranes to gas proofing products. Features & Benefits of Sheetseal 9000 DPC. SHEETSEAL 226 SHEETSEAL GR SHEETSEAL 9000 DPC HEVISEAL TOUGHSEAL CEMENTSEAL CEMENTFLEX EXTERNAL TANKING External tanking is the application of a waterproof membrane to the outside of a basement or sub-structure. £296. Sales number: 01753 944210. RIW has a broad range of high performance structural waterproofing products. Sales number: 01753 944210. 05m. co. Sales number: 01753 944210. VAT) Add to basket. Phone: 01753 944200 or Email: technical@riw. Seamless and fully bonded. Cavity Drain;RIW has a broad range of high performance structural waterproofing products - from basement tanking, waterproofing membranes and damp proof membranes to gas proofing products. sheetseal 226 sheetseal gr tilesafe screedsafe section 3 sodium bentonite systems structureseal waterstop sealing compound & granules section 4 cement based systems cementseal cementflex cementfill fc, cementfill hb & cementfill wp cementjoint & repel ac section 5 structural drainage systems cavity drain sump pumps & aqua channel plaster drain. Around the varying perimeters a mixture of RIW Flexiseal and RIW Toughseal were used to complete the waterproofing to DPC5. 05m. RIW Sheetseal 226 19. Sealing Compound / Granules; Structureseal; Waterstop; Structural Drainage Systems. 2. T connectors - geo-vent end connector incorporating 25mm slot for geo-vent. RIW Third party certifications: BBA Agrément Certificate . Sodium Bentonite Systems [{product_related_downloads:count}] doc. RIW 124781 Sheetseal Tanking 226 is a cold-applied, high-density polyethylene film that is coated with a bitumen/rubber self-adhesive layer with a removable reinforced silicone paper. Therefore, these drawings are for general guidance only, and further advice should be sought when necessary from our Technical team. Shop now. Link with. RIW Limited 487-488 Ipswich Road, Slough, SL1 4EP Technical enquires tel: 01753 944200 Commercial enquires tel: 01753 944210 has a broad range of high performance structural waterproofing products. Sales number: 01753 944210. RIW Sheetseal 226; top edge must be adequately supported 150mm min. RIW RIW Sheetseal Primer – 5L & 25L. BIM object . Technical number: 01753 944200. Fully compatible with RIW waterproofing systems. Sheetseal 226 is a cold applied, high density polyethylene film, coated with a bitumen/rubber self-adhesive layer with a removable reinforced silicone paper. Sand. The base structural slabs and the walls should be formed, incorporating a fillet at the external base of the wall, and the vertical LAC should then be applied. £243. Pre-applied Tanking System. Sealing Compound / Granules; Structureseal; Waterstop; Structural Drainage Systems. Sodium Bentonite Systems [{product_related_downloads:count}] doc. The internal angle at the base of the wall, and other areas subject to movement, must be reinforced with a 300mm strip of Sheetseal 226. Technical number: 01753 944200. Free to use RIW Sheetseal 226 - Waterproof membrane. Wait 2-4 hours for the primer to dry before applying Sheetseal 226. RIW Sheetseal GR Data Sheet. Sheetseal 226 is a cold applied, high density polyethylene film,. Add to basket. RIW / 02: RIW Sheetseal Primer 2. Made with three parts #1 Topsoil, two parts Magic Mulch, and one part. Size: 300mm x 20m Roll. Cavity Drain; Double Drain; Plaster Drain;RIW has over 90 years experience in structural waterproofing within the UK. e DainesRIW has a broad range of high performance structural waterproofing products. Sheetseal 226. BENEFITS l Water and water vapour barrier l Factory controlled thickness l Elastic and flexible l Damage easily. Toughseal, DPM Red, DPM Blue, Sheetseal 226, Structureseal, Cavitydrain R20, Cavitydrain R7, Gas Seal Black, Gas Seal HC, Sheetseal GR, Structureseal GPT, Sheetseal 9000, Cementjoint, Cementfill. 87 £242. Simple to detail in critical areas. uk W: Additional Info: Date: Project Ref: Scale @ A4: Drawing No: Drawn:Checked: Rev: 19/09/19NTSRADK EXTERNAL VERTICAL TANKING: SHEETSEAL 226 CONTINUITY DETAIL RIW/TD/154 TOP OF INTERNAL CONCRETE. Post on 02-Oct-2021. Sheetseal Primer is a bitumen solution. One such example is Llandough Hospital. Next. Address. Sheetseal Primer. Below the concrete slab we recommended RIW Sheetseal 226. Technical number: 01753 944200. • Build Description: A new build data centre to house a supercomputer worth £97m • Products Used: 2500m2 Sheetseal 226, 500m2 Gas Seal. RIW Protection Board - a 3mm bitumen. Product sheet 1 Publication Year 2014 Document Status Latest version of document. REF. Web Telephone +44 (0)1344 397788 Email enquiries@riw. Sales number: 01753 944210. BBA Approved. RIW products are non-returnable due to shelf-life and quality control. 17 (inc. Sheetseal 226 NBS Clause. Sheetseal 226. RIW RIW. Sheetseal 226 is a cold applied, high density polyethylene film, coated with a bitumen/rubber self-adhesive layer with a removable reinforced silicone paper. RIW has a broad range of high performance structural waterproofing products. Movement joints are designed to relieve or absorb anticipated movement between structural elements, which are generally caused by thermal expansion/contraction, settlement, load transfer, dead loads and at times even seismic activity. Sheet. BENEFITS l Water and water vapour barrier l Factory controlled thickness l Elastic and flexible l Damage easily repaired l No. Sales number: 01753 944210. Excellent tensile adhesion to substrate. See Detail 5. 05m x 1. We have almost a century of experience, with a modern range of waterproofing solutions for above, below and at ground level. co. RIW SHEETSEAL GR Sheetseal GR is a cold applied, high density polyethylene film bonded to aluminium foil and coated with a bitumen/rubber self adhesive layer with a removable reinforced silicone release paper. Add to Basket. BIM object . Add to basket. BBA Certificate RIW Structureseal. - Bonding/ Sealing: RIW Sheetseal 226 x 150mm wide. RIW FLEXISEAL 500 HG Hand Applied Liquid Deck Waterproofing Membrane. co. Generally, the loose laid systems are sealed with a range of double sided tapes or seam welded, complying with the latest codes of practice as published by BS 8485: 2015, CIRIA & BRE. : 416-412-5999, 800-666-7362. Sheetseal 226; Sodium Bentonite Systems. RIW Sheetseal 226 CI/SfB Vs1 April 2009 RIW Sheetseal 226 is a cold applied, high density polyethylene film, coated with a bitumen/rubber self adhesive layer with a removable reinforced silicone paper. Link with Structureseal. RIW Flexiseal 500 is ideal for application to all podiums, buried roofs, terraces or balconies. Typically HDPE Sheeting is used as an external or internal basement tanking system or ground floor DPM, particularly where large areas are to be waterproofed . The product is supplied as a single component system, ready for on-site mixing and use, requiring only the. POA. RIW Structureseal is often used to waterproof lift pit; see how straightforward the application can be. 3. Sheetseal Primer is a bitumen solution. Size: 300mm x 20m Roll. The product generally requires a primer for vertical or sloping surfaces ie: Sheetseal Primer. co. 05m. Sheetseal 226; Sodium Bentonite Systems. 05m x 19. Product name Sheetseal 226 1. button. Methane gas permeability < 0. RIW Limited 487-488 Ipswich Road, Slough, SL1 4EP Technical enquires tel: 01753 944200 Commercial enquires tel: 01753 944210 is a sodium bentonite based hydrophilic type waterstop, designed to stop water infiltration through insitu concrete construction joints. RIW Sheetseal 226 is a cold applied, high density polyethylene film (HDPE Sheeting), coated with a bitumen/rubber self adhesive layer with a removable reinforced silicone paper. RIW RIW Sheetseal 226. 4. Quick and easy to install. RIW Sheetseal 226; top edge must be adequately supported 150mm min. V. Abstract Relates to a two-ply, self-adhesive damp-proof and waterproof membrane for solid concrete floors, underground structures, reservoir roofs and tanking below ground. Integrate the system with a damp proof course/cavity tray, by means of placing a 300mm wide band of Sheetseal 226, over the termination point, a minimum of 150mm. RIW Sheetseal Primer is a bitumen solution. RIW Structureseal is a bentonite sheet waterproofing composite of high swelling Sodium Bentonite encapsulated between a non-woven and woven geotextile. pdf. RIW Arc House, Terrace Road South, Binfield, Bracknell, Berkshire, RG42 4PZ Technical enquires tel: 01344 397777 Commercial enquires tel: 01344 397788 Sheetseal 226 where required / indicated RIW Protection Board Concrete blinding / slab RIW Sheetseal 226; see Note 5 150mm min. BENEFITS l Water and water vapour barrier l Factory controlled thickness l Elastic and flexible l Damage easily repaired l No. Flexiseal Pro is a flexible but durable barrier to water and water vapour and is generally applied to substrates treated with. Unit 1, Venture Road, Lawn Farm Business Park, Woolpit, Suffolk, IP30 9RZ; Tel: 01359 272569; Order hotline: 0844 800 2464;DAMP PROOFING: RIW/TD/301 STEEL FRAMING SYSTEM ON SLAB EDGE 1. Sales number: 01753 944210. Use a brush, roller or spray to apply. BENEFITS l Compliant with BS 8485: 2015 l Methane and carbon dioxide barrierSheetseal GR. Technical number: 01753 944200. RIW Sheetseal Primer is a bitumen solution. Robust jointing and sealing system. Factory control thickness. 05m x 19. Structureseal. The installed product protects the structure against moisture and radon from the ground. RIW Cementseal is a waterproof coating that is used for concrete and masonry work. Excellent chemical resistance. Description A cold applied, high density polyethylene film coated with a bitumen/ rubber self-adhesive layer with a removable reinforced silicone release paper. Sheetseal 226 (Draft) 4. Please call the Sales line for more information on 01753 944210. RIW Jointing Tape: 15m long roll x 100mm wide STORAGE No special conditions for storage or handling. Sheetseal Primer is a bitumen solution. Double Drain can be used in conjunction with a primary waterproofing system, or on its own, to isolate the structure from the surrounding soil. Link with Structureseal. Download data sheets Search products by application Download typical details Find your local. Waterproofing above ground level;. Sodium Bentonite Systems [{product_related_downloads:count}] pdf. RIW Sheetseal 226 Self Adhesive Membrane Grace Bituthene 3000 Self Adhesive Membrane Fosroc Proofex 3000/4000 Self Adhesive Membrane Ruberoid Plasprufe Self adhesive Membrane Marley Marleyseal Self Adhesive Membrane Alderborough Alderprufe Se; Visqueen Self Adhesive Membrane; RS000348; Heat Bonded Heavy Duty Tanking Membranes Roll sizes may vary RIW Adhesive Tape Sheetseal 9000 DPC / Cavity tray xed through Sheetseal 226. Heviseal - Liquid Applied Waterproof Systems RIW. 150mm x 20m long rolls. RIW. Edward Cullinan Architects first consulted RIW in 2010 regarding the waterproofing strategy for this cutting edge film storage facility Technical number: 01753 944200. RIW Sheetseal 226 was then used as a waterproof membrane at wall floor junctions, column details and service entries, followed by RIW Toughseal and RIW LAC to damp proof service. info@theNBS. Sheetseal GR is a cold applied high density polyethylene film bonded to aluminium foil and coated with a bitumen/rubber self-adhesive layer with a removable reinforced silicone release paper. RIW Sheetseal 226 19. Cementfill HB - Cement based waterproof high build repairrbs Double Sided Adhesive Tape 100mm x 15m. High & Low Modulus Silicones;. RIW SHEETSEAL 226 Sheetseal 226 is a cold applied, high density polyethylene film, coated with a bitumen/rubber self adhesive layer with a removable reinforced silicone paper. 3: H226 - Flammable liquid and vapour. Compare Bookmark. Technical number: 01753 944200. pdf. Sales number: 01753 944210. Features & Benefits of Toughseal. pdf. RIW Structureseal GPT Data Sheet. RIW Sheetseal 226 is a cold applied, high density polyethylene film (HDPE Sheeting), coated with a bitumen/rubber self adhesive layer with a removable reinforced silicone paper. Technical number: 01753 944200. txt) or view presentation slides online. Typically HDPE Sheeting is used as an external or internal basement tanking system or ground floor DPM, particularly where large areas are to be waterproofed . Sheetseal 226 is a cold applied, high density polyethylene film, coated with a. When designing Type A structures (as classified in BS8102:2009), the product applied correctly, is capable of providing the levels of protection required for Grades 1, 2 & 3. Class 1 Fire rating. Products by RIW - We help design and project delivery teams keep water and ground gases out of buildings. 1 RIW Sheetseal 226 is a two-ply, self-adhesive, damp-proof membrane comprising a top layer of polyethylene film (0. RIW . BENEFITS l Water and water vapour barrier l Factory controlled thickness l Elastic and flexible l Damage easily repaired l No. Along with soil types and water table levels, ground contaminates and gases such as Radon & Methane must be considered when deciding upon a waterproofing design. 60 £33. RIW manufacturer products such as the RIW Cementseal, a waterproof coating that is available to purchase from our site in 15kg. uk or call 01268 571571 and we will calculate your unique discount for larger quantities. Sheetseal 226 NBS Clause. Sheetseal 226; Sodium Bentonite Systems.