Home / Lift Pit. Enquire Now. 5. Visit us at riw. View. Seal laps. Features & Benefits of Cementjoint. Seamless and fully bonded. 5mm x 20m. Double Drain can be used in conjunction with a primary waterproofing system, or on its own, to isolate the structure from the surrounding soil. View. Damaged areas should be patch repaired as necessary, using similar lapping/sealing details. View. Hyload Original DPC 300mm x 20m. RIW Sheetseal 9000 DPC 450mm x 20m. Damp-proof courses : LAC is compatible for use with Sheetseal 9000 DPC and all commonly used DPC material, except those with a polymer base. Contact us: 01344 397777 [email protected]. The above performance figures are typical values and should not be considered a product specification. SPECIFIC USES Double Drain can normally be used as an alternative to Protection Board. of Sheetseal 226 x 300 wide Sheetseal 9000 DPC / cavity tray. Reinforce the first coat of Toughseal, if required, with Toughseal Reinforcing Tape, prior to the application of the second coat. Quick and easy to apply by hand or spray. Sheetseal 9000 DPC should be used to provide continuity through the walls, with DPM Red lapped and sealed onto it as required. POA. VAT) £27. Sheetseal 9000 DPC - a range of high performance polymeric dpc’s, and pre-formed cavity trays, compatible for use with all RIW membranes. Sheetseal 9000 DPC is used to provide horizontal bed joints, vertical DPC or stepped damp proof courses, in either solid walls or cavity walls. POA. 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. RIW Limited 487-488 Ipswich Road, Slough, SL1 4EP Technical enquires tel: 01753 944200 Commercial enquires tel: 01753 944210 The information in this literature was correct at the time of going to press. RIW SHEETSEAL 226 Sheetseal 226 is a cold applied, high density polyethylene film, coated with a bitumen/rubber self adhesive layer with a. Krystol Waterstop Treatment™ Krytonite™ Swelling Waterstop LAC® Liquid GM MultiJoint Sealing Compound / Granules Sheetseal 226 Sheetseal GR Structureseal Structureseal. Gas Proofing Download data sheets Search products by application Find your local stockist Take one of our online CPD’s A selection of Technical PDF documents for a range of RIW waterproofing products. 95g/ml Solids content Flash point 70% (w/w) 39˚C Water vapour resistance 590 MN s/gSheetseal 9000 DPC - a range of high performance polymeric dpc’s, and pre-formed cavity trays, compatible for use with all membranes. This effect does not occur with bitumen polymer, polymeric, lead or hessian based DPC materials. Solvent Free. POA. RW Armstrong is a global consulting firm that provides engineering, architecture, and project management services. Damp Proof Course & Brickwork Products. Cast. POA. Single wound membrane with zero creases. 36 company wide current stock level. Resists up to 100m head of positive and negative water pressure. Read SM_Portfolio by Sarah Mizran on Issuu and browse thousands of other publications on our platform. Visqueen EcoMembrane DPM 500mu 4m x 12. Compare Bookmark. Match case Limit results 1 per page. 8 Mass (g·m-2) Sheetseal 9000 DPC is a flexible polymeric damp proof course sheet material, manufactured from a mixture of thermoplastic polymers and additives. RIW Sheetseal 9000 DPC 450mm x 20m. Technical Hotline 01753 944200. 2 The rolls are manufactured to the dimensions given in Table 1. 6 Sheetseal 9000 dpc Flexiseal to be lapped onto Sheetseal and continued up dpc level DO NOT apply Flexiseal Primer onto Sheetseal Provide protection as required Provide 50 x 5mm thick bead of Sealing compound between and Sheetseal wide band of Sheetseal 226 taken over top of wall under external skin peel adhere to concrete, terminated on. Generally, waterproof membranes are installed onto a suitable horizontal blinding layer and vertically to reinforced concrete or masonry sub-structures. Hydraseal DPM Red 12Kg. Pitch polymer based products contain plasticizers which migrate under pressure into surrounding materials. Search. Quick and. uk. This product is suitable for use beneath ground bearing. SKU: 0149000x225. Totally waterproof. Spread using a trowel, brush, notched squeegee or skid leveller. 625m Available in standard sizes Heviseal Heviseal Heviseal is typically used to provide a protective coating to concrete or. Sheetseal 9000 DPC is a flexible polymeric damp proof course sheet material, manufactured from a mixture of thermoplastic polymers and additives. Sigma GPS Top Hat 135mm. Pitch polymer based products contain plasticizers which migrate under pressure into surrounding materials. SHEETSEAL 226 LAC SHEETSEAL GR TOUGHSEAL LIQUID APPLIED SYSTEMS FLEXISEAL HEVISEAL LAC TOUGHSEAL CEMENT BASED SYSTEMS CEMENTSEAL PRIMER CEMENTFLEX CEMENTFILL FC DPC / CAVITY TRAY SHEETSEAL 9000 A range of high quality Polymeric DPC and cavity tray systems containing polyster fibres to. Sealing Compound / Granules; Structureseal; Waterstop; Structural Drainage Systems. Sheetseal 9000 DPC is a flexible polymeric damp proof course sheet material, manufactured from a mixture of thermoplastic polymers and additives. 2. Visqueen Gas Vent Bollard Plastic. POA. Heviseal Heviseal is typically used to provide a protective coating to concrete or steel superstructures or other structures such as retaining walls, plinths etc. Enquire Now. Sheetseal 9000 DPC is used to provide horizontal bed joints, vertical DPC or stepped damp proof courses, in either solid walls or cavity walls. Abrasion and impact resistant. Planning Architect: Lifschutz Davidson Sandilands. The lap. DPM Blue is a three-layer loose laid, low-density polyethylene gas barrier. DescriptionSheetseal 9000 DPC is a flexible polymeric damp proof course sheet material manufactured from a mixture of thermoplastic polymers and additives. Pitch polymer based products contain plasticizers which migrate under pressure into surrounding materials. Gas Seal HC is a 0. 90 inc vat on small, lightweight orders and £22. Your product has been successfully added to your basket Description. Sheetseal 9000. 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. Sheetseal GR or Structureseal CPT offer BS8485 accredited performance against gas ingress, as well as protecting against water ingress. Sheetseal 9000 DPC flexibility and workability. cones with it bealed RW Brick Pigs yr Ci: RIW Sheetseal 9000 DPC — fealed to beck of RIN 4 ti Cavity Drain with RIW g tt Adnesive Tape q to a RIW Toughseal app to it upstand andto channel IW Acua Channel aL. covering its use to provide horizontal, vertical or stepped damp-proof courses, in either solid or cavity masonry walls. CONSTRUCTION All construction should conform with The Building Regulations, Codes of Practice, and British Standards in current use at the time the building is being constructed. 05/4213. Home / Knowledge bank / Going Underground competition. POA. Sheetseal 226 - a self-adhesive, flexible sheet membrane for reinforcing areas subject to movement. RIW Sheetseal 9000 DPC 1000mm x 20m. Cortex 0500 EPDM 250mm x 20m. Sheetseal 9000 dpc Toughseal (Blinded with course aggregate) Render finish. Flexible and easy to handle. (Block/ bricks to be flush pointed) Concrete fill RIW Waterstop (for RC upstands only) RC Slab External finish level 150mm min. POA. View. RIW Sheetseal 9000 Upstand or reinforced concrete, blocks, or brickwork. POA. 3mm x 0. Damp Proof Course (DPC) Sheet Membrane Sheetseal 9000 DPC is used to provide horizontal bed joints, vertical DPC or stepped damp proof courses, in either solid walls or cavity walls. Victoria, BC V8T 2B8. Sheetseal 9000 DPC can be installed in all weather conditions which permit normal building work to be carried out. Sheetseal 9000 DPC - a range of high performance polymeric dpc’s, and pre-formed cavity trays, compatible for use with all RIW membranes. Enquire Now. Designed to withstand moisture vapour from substrates. Customer Sales 01753 944210. CONSTRUCTIONThe Royal Arsenal Riverside development in Woolwich is a Berkeley Homes development that will create up to 5000 homes on a 76 acre site. POA. Sheetseal 9000 DPC is a flexible polymeric damp proof course sheet material manufactured from a mixture of thermoplastic polymers and additives. pdf. RIW Protection Board Used to protect applied membranes etc, from following works. Technical Hotline 01753 944200. Got a Technical query? Click here to get a callback. POA. uk Specification Guide to RIW Waterproofing Systems l 5. EPOXYSEAL-9000---A- (SDS). RIW products are stocked by specialist distributors such as SIG, Resapol, Anchor Bay and Miers Construction who deliver. Charges start from £6. Sheetseal Primer. 500ml. View. View. RIW Sealing Compound / Granules Data. Flexiseal Pro is typically used where a high performance waterproof coating/tanking system is required. *Figures quoted are theoretical coverage rates. VAT) £181. Membrane. The Technical PDFs are also available for download. 1. View. PRODUCT RANGE. Note Provide access points 28 necessary that allow routine maintonance of channels. Sigma GPS Top Hat 110mm. RIW SHEETSEAL 226 Sheetseal 226 is a cold applied, high density polyethylene film, coated with a bitumen/rubber self adhesive layer with a. Totally waterproof. pdf. GP-DPC is specifically designedand manufactured to perform as a Methane Carbon DioxideRadon Ground Gas VOC air & Moisture damp proof course. With a steep sloping site and precast walls, the waterproofing solution chosen was a combination of LAC and Sheetseal 226 to reinforce the joints and ensure backfilling of the walls could be achieved. Sheetseal 9000 DPC / Cavity Tray Overtape Sheetseal 9000 DPC DPC if required Provide weepholes as required Cavity Drain R20 Sheetseal 226 lapped over DPC Sub-soil Drainage if required RIW Liquid Membrane Overtape Floor screed Cavity Drain Concrete fill Suspended floor detail Detail at columns, service pipes etc. Sizes. 68 (inc. DPM Blue protects the structure against moisture and radon from the ground. Suitable for most commonly used backgrounds. PERFORMANCE & COMPOSITION Form Fibre and mineral filled bitumen solution Colour Black Specific Gravity 0. Ardex DPM 1 C 6kg. Customer Sales 01753 944210. Sheetseal 9000 DPC - a range of high performance polymeric dpc’s, and pre-formed cavity trays, compatible for use with all RIW membranes. RIW Sheetseal GR - Gas Retardant Membrane . Watch how Toughseal and Cementfill FC can be used to waterproof a raised access floor. RIW Limited 487-488 Ipswich Road, Slough, SL1 4EP Technical enquires tel: 01753 944200 Commercial enquires tel: 01753 944210 The information in this literature was correct at the time of going to press. Robust jointing & sealing system. Compare Bookmark. Quick and easy to use. Add to basket. RIW Sheetseal 226 Data Sheet. Sheetseal 9000 DPC is a flexible polymeric damp proof course sheet material, manufactured from a mixture of thermoplastic polymers and additives. However, we are committed to continually improving ourThe RIW Sheetseal 9000 DPC 450mm x 20m boasts excellent mortar bond strength, ensuring a secure and reliable seal. Gas Proofing Download data sheets Search products by application Find your local stockist Take one of our online CPD’s A selection of Technical PDF documents for a range of RIW waterproofing products. Complies with latest codes of practice as published by CIRIA and BRE. txt) or view presentation slides online. The second coat of the membrane should be blinded with Aggregate Grade 1 at a rate of 1m2 /kg. Careers | About us. RIW has a broad range of high performance structural waterproofing products. Add to basket. in a two coat pre packed render system. High performance DPC Reaction to fire: Class F Water Tightness: Pass Sheetseal 226 Sheetseal 226 continued up to DPC / Cavity tray level and tucked into bed joint Sheetseal 9000 DPC / cavity tray Detail 3 - Ground Floor DPM Detail 2 - Internal Tanking Detail 4 - External Continuity detail Cementfill HB Fillet Sheetseal Primer Sheetseal 226 Sheetseal 226 reinforcing strip x 300 wide 40mm mortar fill Masonry. Sheetseal 9000 DPC and all commonly used DPC material, except those with a polymer base. 00 inc vat will. Sheetseal 9000. £157. We aim to offer complete waterproofing assurance to Architects, Engineers and Contractors. Cast. CONSTRUCTION GENERAL All construction should conform with the Building Regulations, Codes of Practice and British Standards in current use at the time the building is being constructed. Monarflex Reflex 275 2m x 25m. [email protected] the right waterproofing product for your specific project requirements in a few simple steps with our easy to use product finder. Insulation Boards : When used as a DPM, ®LAC is fullyOur Online CPD is based on instructional text, drawings and photos. Customer Sales 01753 944210. Customer Sales 01753 944210. Technical Hotline 01753 944200. 95. Add to basket. From sheet applied systems to structural drainage. Upload: riw-ltd Post on 13-Apr-2017. Slipstrip 2 150mm x 25m. £275. (lock bricks to be flush pointed oncrete fill This drawing must be read in conunction with the latest IW roduct iterature. Polythene 2000g DPM 4m x 12. £44. Sheet. 82 (Ex. It is typically used as a basement tanking system, or damp-proof ground floors. VAT) £181. Ruberoid Hyload Original DPC quantity. RIW LIQUID ASPHALTIC COMPOSITION (LAC) Liquid Asphaltic Composition is a two coat, cold applied damp proof membrane, which dries to a uniform gloss black finish. pdf; ESD02-against existing structure. 0 downloadSpecification Guide: RIW WATERPROOFING SYSTEMS May 2014 4 l Specification Guide to RIW Waterproofing Systems Technical Expertise How to Specify Waterproofing RIW has been…Match case Limit results 1 per page. View. Double Drain - a drainage board which protects the. of Sheetseal 226 x 300 wide Sheetseal 9000 DPC / cavity tray. RIW Sheetseal 9000 dpc RIW Toughseal ( Blinded with RIW Aggregate, Grade 1 ) APPLICATION General : Application of RIW Toughseal should not be attempted in temperatures below 5°C. PERFORMANCE & COMPOSITION Form Fibre and mineral filled bitumen solution Colour Black Specific Gravity 0. RIW Sealing Compound / Granules Data. DPM’s can be applied to either a suitable blinding layer under the slab or internally to the top of the slab. #222 - 1414 Hillside Ave. Sheetseal 9000 DPC / Cavity Tray Overtape Sheetseal 9000 DPC DPC if required Provide weepholes as required Cavity Drain R7 Sheetseal 226 lapped over DPC Sub-soil Drainage if required Suspended floor detail. Applied to damp surfaces. Sheetseal 9000 DPC - a range of high performance polymeric dpc’s, and pre-formed cavity trays, compatible for use with all membranes. Can be applied to wet substrates. Sheetseal 9000 DPC is a flexible polymeric damp proof course sheet material, manufactured from a mixture of thermoplastic polymers and additives. Sheetseal 9000 DPC is a flexible polymeric damp proof course sheet material manufactured from a mixture of thermoplastic polymers and additives. pdfRIW Sheetseal 9000 DPC 600mm x 20m. RIW Sheetseal 9000 is a key product in our range of high quality polymeric damp proof course materials. POA. View. Internal Tanking Waterproof Membranes - RIW. 94 £189. View. Add to basket. Sealing Compound / Granules; Structureseal; Waterstop;. £9. Sigma GPS Radon Membrane 4m x 20m. The Solution. RIW Sheetseal 9000 DPC 100mm x 20m. Waterstop is a sodium bentonite based hydrophilic type waterstop, designed to stop water infiltration through insitu concrete construction joints. Excellent tensile adhesion to substrate. 8 Mass (g·m–2) 7251. 05M x 19. 64 (Ex. RIW Limited 487-488 Ipswich Road, Slough, SL1 4EP Technical enquires tel: 01753 944200 Commercial enquires tel: 01753 944210 The information in this literature was correct at the time of going to press. Specification Guide 2014 A list of approved stockists is available from RIW’s Commercial Department. 1. £411. We have almost a century of experience, with a modern range of waterproofing solutions for above, below and at ground level. High performance. RIW Sheetseal 9000 DPC 100mm x 20m. 93 mins More at IMDb TMDb. • Coverage: 0. Excellent chemical resistance. Retaining walls can be external walls forming part of the landscape design, or walls that form part of a property. 8 Mass (g·m-2)RIW Sheetseal 9000 DPC - ends lapped and sealed to manufacturer's specification Bell cast render stop bead. pdf. 10. View. This effect does not occur with bitumen polymer, polymeric, lead or hessian based DPC materials. covering its use to provide horizontal, vertical or stepped damp-proof courses, in either solid or cavity masonry walls. Description:RIW Sheetseal 9000 DPC 300mm x 20m. Sealing Compound is a trowel-grade sodium bentonite/butyl-rubber based sealant, designed for use with Structureseal. £57. SKU: 0149000JT15. The above performance figures are typical values and should not be considered a product specification. CONSTRUCTION GENERAL All construction should conform with the Building Regulations, Codes of Practice and British Standards in current use at the time the building is being constructed. Carlton Dairy Carlton Farm Frank Lane Nun Monkton York YO26 8EJ. 1. Description : Monarflex Reflex 275 is a 5 layer vapour barrier. Sheetseal 9000 DPC is a flexible polymeric damp proof course sheet material, manufactured from a mixture of thermoplastic polymers and additives. Technical Hotline 01753 944200. Technical Hotline 01753 944200. Features & Benefits of Toughseal. (250) 598-7708. DPM Blue. Weepholes DPC Cavity Drain Overtape Sheetseal 9000 DPC / Cavity Tray Sheetseal 226 lapped over DPC Sub – Soil Drainage 11 | P a g e 7. £331. The product incorporates an aluminium foil for extreme levels of vapour resistance. Resbuild DPM 5kg. In particular, it is. Double Drain - a drainage board which protects the. RIW SHEETSEAL 9000 DPC Sheetseal 9000 DPC is a high performance polymeric material, available in widths from 100mm to 1000mm wide, supplied in rolls 20m long. Customer Sales 01753 944210. Damp-proof courses : LAC is compatible for use with Sheetseal 9000 DPC and all commonly used DPC material, except those with a polymer base. 65 (Ex. Self-adhesive, damp-proofing, waterproofing and gas retardant membrane. POA. Manufactured from virgin material, not recycled waste. A solvent and water free epoxy resin liquid applied surface Damp proof membrane. RIW/TD/404 AQUA CHANNEL at bottom of secant piled wall. The product was loaded with a screed to resist potential hydrostatic pressure due to varying site levels. We aim to offer complete waterproofing assurance to Architects, Engineers and Contractors. Sheetseal 9000 DPC - a range of high performance polymeric dpc’s, and pre-formed cavity trays, compatible for use with all membranes. To prepare the substrate, RIW Cementfill HB was applied. RIW Sheetseal 9000 DPC is strong and flexible with good workability, for building into masonry to provide an efficient method of controlling water penetration within a building. If the damp proof course is narrower, then full protection cannot be achieved as moisture may track up the wall and. Customer Sales 01753 944210. of Sheetseal 226 x 300 wide Sheetseal 9000 DPC / cavity tray. DPM Blue; DPM Red; Sheetseal 226; Sodium Bentonite Systems. Sheetseal 226 may be used to ‘seal’ the edges if required, please consult Technical Department for further information. Share. Applying Damp Proof Membranes. CONSTRUCTIONRIW Sheetseal 9000 DPC taken through blockwork to link floor and wall membrane Provide weepholes as required, 40mm minimum. Solvent free. Does the RIW. Sheetseal 9000 DPC - a range of high performance polymeric dpc’s, and pre-formed cavity trays, compatible for use with all RIW membranes. pdf. Flexiseal should then be lapped over the Sheetseal 226, and be continued up to dpc, as required. Camosun College is a public college located in Saanich, British Columbia, Canada. Introducing the RIW Sheetseal 9000 DPC 450mm x 20m, a versatile solution designed to meet your building needs. 5m. POA. CONSTRUCTION GENERALGeneral: Application of Sheetseal GR and Sheetseal Primer should not be attempted in temperatures below 5°C. RIW has a broad range of high performance structural waterproofing products. Manufactured from virgin material, not recycled waste. pdf; ESD03-3D against existing structure. This effect does not occur with bitumen polymer, polymeric, lead or hessian based DPC. 18. 36 (inc. Verified 6 months ago . PERFORMANCE & COMPOSITION The above performance figures are typical values and should not be considered a product specification. RIW Universal TapeSheetseal 9000 DPC and all commonly used DPC material, except those with a polymer base. Home / Sales and stockists / Specialist Waterproofing Contractors. DPM Blue; DPM Red; Sheetseal 226; Sodium Bentonite Systems. Search products by application Find your local stockist Take one of our online CPD’s. Used with RIW Sheetseal 9000 DPC, to join rolls together, and/or to lap the product onto other items. POA. RIW Sheetseal 9000 DPC 150mm x 20m. View. Customer Sales 01753 944210. Flexible to accommodate differential movement. POA. The primer should be applied, where required, by brush, roller or spray at a coverage of approximately 7m2/litre. Superior Performance. DPM Blue is a three-layer, low density polyethylene damp proof membrane with a polypropylene reinforcing grid. Enquire Now. The primer should be applied, where required, by brush, roller or spray at a coverage of approximately 7m2/litre. For vertical surfaces the material should be applied by brush. 53 pages (one page for every week of the year) page orientation: landscape (horizontal), dates and weekdays at the top. RIW Sheetseal 9000 DPC is strong and flexible with good workability, for building into masonry to provide an efficient method of. CONSTRUCTIONFEATURES & BENEFITS of DPM Red. Hyload Original DPC 112. Sheetseal 9000 Cavity Tray Top Edging Strip See DETAIL 2 Detail 1 - External Drainage Double Drain RIW Membrane Sheetseal 9000 Cavity Tray Top Edging Strip Detail 2 - Top of Wall. Sheetseal 9000 DPC is used to provide horizontal bed joints vertical DPC or stepped damp proof courses in either solid walls or cavity walls. DPM Blue; DPM Red; Sheetseal 226; Sodium Bentonite Systems. Shop on Build4less today! Top Rated UK Building Supplier for Trade and DIY. View. Please call the Sales line for more information on 01753 944210. POA. RIW Sheetseal 9000 DPC 100mm x 20m. Apply one coat of Sheetseal Primer to all vertical or inclined surfaces. Sodium Bentonite Systems [{product_related_downloads:count}] pdf. 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. A high performance polymeric DPC composed of ethylene propylene rubbers and polyester fibres which increase the tensile strength and elongation at break, making the system more resistant to tearing and puncturing. blank weekly calendar by the hour, covering 18 hours per day from 6 a. Visqueen Standard DPC 100mm x 30m. 94 (inc. RIW Sheetseal 226 was then used as a waterproof membrane at wall floor junctions, column details and service entries, followed. Features & Benefits of Cementseal. Sheetseal 9000 DPC is a flexible polymeric damp proof course sheet material, manufactured from a mixture of thermoplastic polymers and additives. Home / Knowledge bank / Case Studies / Our Lady’s Convent High School, Hackney. 84 (inc. Sigma GPS Radon Membrane 4m x 20m. RIW Universal Tape RIW Sheetseal. Cementfill FC RIW. RIW Sheetseal 9000 DPC has been awarded British Board of Agreement Certificate No. Ardex DPM 1 C 10kg. Technical Hotline 01753 944200. T: 0800 0476 775 E: sales@specialistconstructionsupplies. 00. EPOXYSEAL9000---B- (SDS). RIW Toughseal Reinforcing Tape Used over RIW Toughseal to reinforce joints etc, when a ‘key’ for following wet trade finishes is required. Customer Sales 01753 944210. Specification Guide for RIW Waterproofing Systems l 53 RIW SHEETSEAL 9000 DPC TYPICAL USES Sheetseal 9000 DPC is used to prevent the passage of moisture from the ground, up into the fabric of the building. RIW FLEXISEAL 500 HG system is poured onto the substrate and spread using a trowel and / or brush. Choose between our online CPD below, which focuses on Waterproofing At or Below Ground Level (BS8102:2009) or contact us to book an in-house session. Table 1 Nominal characteristics Characteristic (unit) Value Thickness (mm) 0. Incompatible materials None. co. MultiJoint is designed for use in all types of movement joints and construction gaps, to provide a waterproofing system between structural elements. Sheet Applied Systems [{product_related_downloads:count}] pdf. Simple to detail in critical areas. Hyload DPC Jointing Tape. RIW Sheetseal 9000 DPC has been awarded British Board of Agreement Certificate No. Not only will the Double Drain provide protection, it will also deflect the majority of groundFind the right product for your specific project requirements in a few simple steps with our easy to use product finder. 1. covering its use to provide horizontal, vertical or stepped damp-proof courses, in either solid or cavity masonry walls. RIW Limited 580-581 Ipswich Road, Slough, SL1 4EQ Technical enquires tel: 01753 944200RIW Sheetseal 9000 DPC 375mm x 20m. Cavity Drain;. RIW stands for 'Remember It's Waterproof', from an ad slogan in 1921. VAT) £49. POA. Tough, durable and puncture resistant. POA . 49 (Ex. 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. 01753 944200.