Riw cementseal primer. Verified 5 months ago . Riw cementseal primer

 
 Verified 5 months ago Riw cementseal primer pdfRIW Cementseal Primer 5ltr

BENEFITS l Applied to damp surfaces l Prevents out-gassing l Assists with the curing of cement based coatings/mortars l Seals concrete and masonry substratesRIW CAVITY DRAIN: SEALED SYSTEM RIW/TD/411 RIW AQUA CHANNEL IN REBATE AT BOTTOM OF RETAINING WALL WITH DRY LINING 1. BIM object . POA . RIW Cementseal Primer Data Sheet. Aqueous acrylic copolymer that stabilizes the substrate and reduces the evaporation of water. RIW Sheetseal GR Data Sheet. A significant characteristic of RIW Cementseal is its ability to be applied to a damp surface, removing the need for time-consuming drying of. Below the concrete slab we recommended RIW Sheetseal 226. After the finalAdd RIW to your Enquiry Shortlist. A full list of data sheets, including liquid applied systems, DPC & Cavity Trays and many more PDFs - available to view online or download. Encon Construction Products offers a huge range of construction products & accessories, primarily for use in infrastructure and major building projects. Products can also be ordered through other Builders Merchants, such as Travis Perkins, Jewson, Gibbs and Dandy or Keyline. RIW has over 90 years experience in structural waterproofing within the UK. RIW Liquid GM Data Sheet. How to use RIW Sheetseal Primer. By Martin Radford, Business Manager at RIW Ltd. RIW Gas Seal Black . Cementseal - Cement Based Waterproof Systems RIW Products Cementseal Primer is required for all horizontal applications, and is also used on porous surfaces, prior to applying Cementseal. Royal Winchester House, Bracknell Case Study. May also be used as a curing membrane. 2–2. Reinforce the first coat of Toughseal, if required, with Toughseal Reinforcing Tape, prior to the application of the second coat. It should be poured onto the prepared surface and spread to a coverage rate of 5-7m2 / litre, using a suitable brush or roller. RIW Flexiseal 500 HG . Sheetseal GR is bonded to aluminium foil and is coated with. RIW Cementfill HB – a waterproof high build repair mortar for profiling and providing fillets. NBS Source is the new home of the NBS National BIM Library - BIM objects and Revit families (free to download). SAFETY Full health and safety instructions are contained on the product material safety data sheets and these must be. Roofing System -Liquid Plastic - Free download as PDF File (. RIW 37: RIW Cementseal Primer 4. or : for floor coatings, and / or temporary waterproofing - Number of coats : One - Thickness : 2mm overall. Cementseal Primer is required for all horizontal applications, and is also used on porous surfaces, prior to applying Cementflex. RIW Double Drain - Water. Your product has been. Cementflex is a two component, polymer rich and flexible cement based waterproof coating for concrete and masonry, with excellent adhesion to prepared substrates. A list of approved stockists is. RIW Liquid GM Data Sheet. Gas Seal Ancillaries Data Sheet. The product cures to form a durable, highly alkaline, tough waterproof coating which acts as a sealer and protects the concrete, or other substrates, from water penetration and carbon dioxide diffusion. Application Vertical: Installation of the Cavity Drain R7 is ideally commenced at the top of the construction. 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. Exposure controls 8. ESD01-floor to wall toe with self adhesive. RIW CEMENTSEAL PRIMER Cementseal Primer is a multi-functional, water based primer/ curing agent, formulated on an aqueous acrylic copolymer. View. DESCRIPTION RIW Cementseal is a two component polymer modified cement based waterproof coating with excellent adhesion to prepared concrete and masonry. pdf. Encon Construction Products offers a huge range of construction products & accessories, primarily for use in infrastructure and major building projects. For normal application, use from 2. RIW Download. It should be poured onto the prepared surface and spread to a coverage rate of 5-7m2 / litre, using a suitable brush or roller. pdf. May also be used as a curing membrane. Concrete surfaces must be first treated with RIW Cementseal Primer, to reduce the risk of leaching of free lime or mineral salts. Verified 5 months ago . RIW Cementfill FC – a waterproof fairing coat and repair mortar for filling minor holes, voids and defects. CEMENT SEAL & PRIMER. RIW CAVITY DRAIN: SEALED SYSTEM RIW/TD/404 RIW AQUA CHANNEL DETAIL AT BOTTOM OF SECANT PILED WALL 1. 8. RIW 'Cementseal' or similar waterproof coating & primer to re applied to interior walls below paving level to BS8102:2009 Ketley staffordshire brown class A engineering bricks or similar to act as damp proof course below ground Visqueen damp proof course 300 wide membrane inserted into first horizontal joint below ground level 500215 835Once a dry substrate was achieved, a coating of RIW Cementseal was then applied, ready to receive an internal two coat breathable plaster finish. installed 5000m² RIW R7 Cavity Drain to all perimeter walls. A bitumen solution primer for use with RIW Sheetseal 226. 2–2. BENEFITS l Applied to damp surfaces l Prevents out-gassing l Assists with the curing of cement based coatings/mortars l Seals concrete and masonry substratesRIW Cementseal is a two component polymer modified cement based waterproof concrete sealer coating with excellent adhesion to prepared concrete and masonry substrates. BENEFITS. RIW Download Sponsored RIW Cementfill FC. uk Visit us at: RIW Limited, Arc House, Terrace Road South, Binfield, Bracknell, Berkshire RG42 4PZ This voluntary-aided school in Hackney is part of the BSF programme. POA . 2. RIW produce a range of ancillary products for use with Cementseal which include: RIW Cementseal Primer – a ‘primer’ for use on all horizontal and porous surfaces. RIW Sheetseal GR Data Sheet. Allow the material to become a transparent before continuing, typically 30 - 90 minutes. MIXING RIW Cementfill HB should be mechanically mixed in the tub supplied using a slow speed drill and paddle or a forced. RIW Liquid GM Data Sheet. RIW Cementfill FC – a waterproof fairing coat and repair mortar for filling minor holes, voids and defects. Specification Guide for RIW Waterproofing Systems l 37 RIW CEMENTSEAL TYPICAL USES When designing Type A (barrier) protection as classified in BS8102:2009, the product correctly applied is capable of providing the levels of protection required for Grade 1, 2 & 3 basements. 6 litres of clean water per 20 kg bag, depending upon desired. 0 litresRIW is a renowned provider of a diverse array of waterproofing systems for above, below and ground level applications. A full list of data sheets, including liquid applied systems, DPC & Cavity Trays and many more PDFs - available to view online or download. Gas Proofing Systems [{product_related_downloads:count}] pdf. Gas Seal Ancillaries Data Sheet. 01/10/2017. 2kg bag x 5kg bottle 23. RIW Cementseal Datasheet RIW Ltd. Features and benefits: A rapid hardening, low density, high strength mortar with enhanced polymer properties. Features and benefits: A rapid hardening, low density, high strength mortar with enhanced polymer properties. E-mail : [email protected]’s technical seminar programme provides step-. Sheetseal Primer. Technical number: 01753 944200. Features and benefits: A rapid hardening, low density, high strength mortar with enhanced polymer properties. SKU: 014csp. RIW Cementfill FC – a waterproof fairing coat and repair mortar for filling minor holes, voids and defects. Flexible Cement Based Waterproof Coating The product hydrates to form a durable, highly alkaline, permanently elastomeric coating which not only protects the concrete, or other substrates, from water penetration and. A full list of data sheets, including liquid applied systems, DPC & Cavity Trays and many more PDFs - available to view online or download. A full list of data sheets, including liquid applied systems, DPC & Cavity Trays and many more PDFs - available to view online or download. Used with a primer, Sheetseal is a high-density, polyethylene membrane that's self-adhesive and applied cold. Tough Waterproof Coating The product cures to form a durable, highly alkaline, tough waterproof coating which acts as a sealer and protects the concrete, or other substrates, from water penetration and carbon dioxide. 6 – 3. The concrete sub-base should be a minimum of 20 N/ mm². Highly porous substrates should be primed with RIW Cementseal Primer. For technical help: 01344 397777 technical@riw. co. 194 views. RIW Cementseal Primer . Download BIM. RIW Sheetseal 226 is a cold applied, high density polyethylene film, coated with bitumen / rubber self adhesive layer with a removable reinforced. 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 Cementseal Data Sheet. RIW Download. or : for horizontal surfaces - Primer : RIW. RIW Limited Arc House, Terrace Road South, Binfield, Bracknell, Berkshire, RG42 4PZ, England 11 0086-CPD-530942 RIW424 EN1504-2: Surface Protection Systems - Coating Protection against Ingress (PIC) Rigid trafficked system Compressive Strength: Class I ≥35 MPaFlexiseal Pro is a flexible but durable barrier to water and water vapour and is generally applied to substrates treated with Flexiseal Pro Primer. RIW Cementseal is a cement-based, polymer-modified, two-component, coating that acts as a waterproofing agent. Simple to detail in critical areas. May also be used as a curing membrane. Cementfill HB incorporates the most advanced cement chemistry, microsilica, fibre and styrene acrylic copolymer technology, resulting in a rapid hardening, low density, high strength waterproofing mortar with enhanced polymer properties. Upload. A normal concrete mixer is not suitable. The product generally requires a primer for vertical or sloping surfaces, ie. RIW . May also be used as a curing membrane. POA . Product code : 82CSTR. Ktisepox Hydro PR A 2-component Water-based epoxy primer that can deal with many challenging surfaces such as:. RIW Liquid GM Data Sheet. When designing Type A structures (as classified in BS8102:2009), the product applied correctly, is capable of providing the. RIW Cementseal is a two-component polymer concrete sealer that has excellent adhesion qualities. RIW Cementfill HB. MIXING Cementfill FC should be mechanically mixed in tub supplied using a slow speed drill and paddle or with a forced action pan mixer. Sales number: 01753 944210. Cementseal Primer, polythene sheeting, damp hessian or similar. RIW Cementfill FC – a waterproof fairing coat and repair mortar for filling minor holes, voids and defects. Cementflex is a two component, polymer rich and flexible cement based waterproof coating for concrete and masonryDamp Proof Course (DPC) Sheet Membrane. pdf. SAFETY Full health and safety instructions are contained on the product material safety data sheets and these must be referred to before use. Appropriate engineering controls Ensure adequate ventilation of the working area. 0 litres1. by RIW. Sheetseal Primer. A full list of data sheets, including liquid applied systems, DPC & Cavity Trays and many more PDFs - available to view online or download. A full list of data sheets, including liquid applied systems, DPC & Cavity Trays and many more PDFs - available to view online or download. 1. RIW Cementseal. RIW CEMENTSEAL PRIMER Cementseal Primer is a multi-functional, water based primer/ curing agent, formulated on an aqueous acrylic copolymer. uk for data sheets, typical drawings and more. Sheetseal 226 is typically used as a basement tanking system, or as a ground floor damp proof membrane; particularly where large unobstructed areas are to be waterproofed. uk Specification Guide to RIW Waterproofing Systems l 5. stockists is available from RIW’s offices. RIW Cementfill FC – a waterproof fairing coat and repair mortar for filling minor holes, voids and defects. Slowly add the powder and mix for a minimum of 5 minutes until homogeneous. pdf. piles, prior to the application of RIW Cementseal coating. SKU: 014csp. RIW Cementfill HB uses. Totally. SKU: 014csp. Highly porous substrates should be primed with RIW Cementseal Primer; see separate data sheet. Gas Seal Ancillaries Data Sheet. Flexible Cement Based Waterproof Coating The product hydrates to form a durable, highly alkaline, permanently elastomeric coating which not only protects the concrete, or other substrates, from water penetration and. For normal application, use from 2. SUPPLY AVAILABILITY All RIW products can be obtained through Builders Merchants or approved stockists. Features and benefits: A rapid hardening, low density, high strength mortar with enhanced polymer properties. 2. Two coat, cold applied, bituminous membrane. Enquire Now View. Exposure controls 8. 2. It really needs a skin of blockwork inside to hold it there/protect it. RIW Download. Concrete surfaces: Should be pre-treated with Cementseal Primer to reduce the risk of leaching of free lime or mineral salts, and to avoid the obstruction of the drainage system. Concrete surfaces must be first treated with RIW Cementseal Primer, to reduce the risk of leaching of free lime or mineral salts. About Us;. The product chemically reacts with cement, to produce a. Exposure controls 8. The thixotropic, shrinkage compensated nature of the product enables. Cementseal Primer is required for all horizontal applications, and is also used on porous surfaces, prior to applying Cementflex. RIW. RIW Cementseal Primer can be applied to damp surfaces; Prevents out-gassing; Curing agent for newly placed cement based mortars and coatings RIW produce a range of ancillary products for use with Cementseal which include: RIW Cementseal Primer – a ‘primer’ for use on all horizontal and porous surfaces. RIW Cementseal Primer 5ltr. Report. 6 litres of clean water per 20 kg bag, depending upon desired. 2–2. Gas Proofing Systems [{product_related_downloads:count}] pdf. May also be used as a curing membrane. May also be used as a curing membrane. pdf. RIW Limited Arc House, Terrace Road South, Binfield, Bracknell, Berkshire, RG42 4PZ, England 11 0086-CPD-530942 RIW424Cement Based Waterproof Repair Mortar. RIW’s technical seminar programme provides step-. Start here!RIW CEMENTFILL HB Cementfill HB is a thixotropic, polymer modified, cement based, waterproof, rapid hardening, high build repair mortar. The modules must be mechanically mixed using a slow speed drill and paddle, specially designed to entrap as little air as possible. Specification Guide 2014We provide competitive discounts for bulk orders. Showing 1-36 of 40. ESD01-floor to wall toe with self adhesive. Gas Seal Ancillaries Data Sheet. Exposure controls 8. RIW produce a range of ancillary products for use with Cavity Drain R7 which include: Sealing Rope - a self-adhesive rope for sealing around. Cementfill HB can be used for structural repairs, as well as filleting internal corners, rendering and profiling. Specification Guide: RIW WATERPROOFING SYSTEMS · 2016-06-21 · specification guide section 1 liquid applied systems flexiseal heviseal lac toughseal liquid gm fwm section 2 sheet of 31 /31 Match case Limit results 1 per pageRIW has been a generic term for liquid waterproofing solutions for nearly a century. Excellent tensile adhesion to substrate. Technical number: 01753 944200. primer. An. Verified 7 months ago . When designing Type A structures (as classified in BS 8102:2009), the system installed correctly is capable of providing the levels of. txt) or view presentation slides online. The product is highly polymer modified and as a result concrete surfaces do not generally require a primer. 2primer. For normal application, use from 2. Cementflex is a two component, polymer modified, flexible, cement based, waterproof coating for concrete and masonry. Visit us at riw. The thixotropic, shrinkage compensated nature of the product enables. 2. MIXING Cementfill HB should be mechanically mixed in the tub supplied using a slow speed drill and paddle or a forced action pan mixer. SAFETY Full health and safety instructions are contained on the product material safety data sheets and these must be referred to before use. Liquid plastic roofing system broucher NBS Source is the new home of the NBS National BIM Library - BIM objects and Revit families (free to download). It should be poured onto the prepared surface and spread to a coverage rate of 5-7m2 / litre, using a suitable brush or roller. Application rate: Normal applications: 2. RIW Cementfill HB – a waterproof high build repair mortar for profiling and providing fillets. co. Highly porous substrates should be primed with Cementseal Primer; see separate data sheet. RIW Cementseal Primer is required when applying to highly porous surfaces. Aqueous acrylic copolymer that stabilizes the substrate and reduces the evaporation of water. Compare this product to another (up to 4 items) Quantity. Cementseal Primer is required for all horizontal applications, and is also used on porous surfaces, prior to applying Cementseal. NBS Source is the new home of the NBS National BIM Library - BIM objects and Revit families (free to download). pdf. POA . pdf. Gas Seal Black NBS Clause. Cementseal Primer is required for all horizontal applications, and is also used on porous surfaces, prior to applying Cementseal. POA . Technical number: 01753 944200. RIW Cementfill FC – a waterproof fairing coat and repair mortar for filling minor holes, voids and defects. pdf; ESD04 floor wall detail bent. 50 inc vat on heavier or difficult to transport items. Gas Proofing Systems [{product_related_downloads:count}] pdf. RIW Cementfill FC – a waterproof fairing coat and repair mortar for filling minor holes, voids and defects. from RIW’s offices. Gas Seal Black Data Sheet. Please contact us by either email at [email protected] double skinned then you could just take the RIW up the middle between the leaves. CCL installed RIW Cementseal cementitious waterproof coating to pile heads, top of concrete ground beams and secant piles whilst RIW Cementfill FC was used to repair and make good the side of piles, prior to the application of RIW Cementseal coating. pdf. Highly porous substrates should be primed with RIW Cementseal Primer; see separate data sheet. The product is highly polymer modified and as a result concrete surfaces do not generally require a primer. RIW CEMENTFLEX Cementflex is a two component, polymer modified, flexible, cement based, waterproof coating for concrete and masonry. Cementseal is a two component, polymer modified cement based waterproof coating for concrete and masonry, with excellent adhesion to prepared substrates. 6 litres of clean water per 20 kg bag, depending upon desired. RIW Download Sponsored RIW Structureseal . Cementflex is a two component, polymer rich and flexible cement based waterproof coating for concrete and masonrySpray. pdfRIW Cementseal Primer 5ltr. MIXING Cementfill FC should be mechanically mixed in tub supplied using a slow speed drill and paddle or with a forced action pan mixer. RIW Gas Seal HC Data Sheet. Typical applications, include backfilled concrete walls, structural slabs and boundary line construction. Description of first aid measures Inhalation May cause irritation to mucous membranes. Eye / face protection In case of splashing,. pdf. Download BIM. Size - 15KG. CEMENTSEAL CEMENTFLEX CEMENTFILL FC, CEMENTFILL HB & CEMENTFILL WP CEMENTJOINT & REPEL AC SECTION 5 STRUCTURAL DRAINAGE SYSTEMS. 8. RIW Liquid GM Data Sheet. BENEFITS Applied. Scribd is the world's largest social reading and publishing site. Sales number: 01753 944210. with RIW Cementseal Primer, see separate data sheet. RIW Cementseal Data Sheet. 56 (inc. RIW produce a range of ancillary products for use with Cementflex which include: RIW Cementseal Primer – a ‘primer’ for use on all horizontal and porous surfaces. Cementseal Primer is required for all horizontal applications, and is also used on porous surfaces, prior to applying Cementflex. RIW Download Sponsored RIW Structureseal . RIW were asked to adviseMain uses. Sheetseal GR. First published Fri, 09 Apr 2021 12:00:00 +0100To be used with RIW Cementseal Primer on highly porous surfaces. Your product has been successfully added to your basketRIW Cementseal Primer . May also be used as a curing membrane. 0 download. For technical help: 01344 397777 technical@riw. CCL installed RIW Cementseal cementitious waterproof coating to pile heads, top of concrete ground beams and secant piles whilst RIW Cementfill FC was used to repair and make good the side of piles, prior to the application of RIW Cementseal coating. A bentonite clay sheet waterproofing composite for use on below ground vertical and horizontal structural foundation surfaces. primer. 2. It can also be used for temporary waterproofing in new construction, to protect from water ingress in order to allow. uk Specification Guide to RIW Waterproofing Systems l 5. RIW Cementseal Primer. 1. POA. Description Cementseal is a two component, polymer modified cement based waterproof coating for concrete and masonry, with excellent adhesion to prepared substrates. RIW Download Sponsored RIW Structureseal . A full list of data sheets, including liquid applied systems, DPC & Cavity Trays and many more PDFs - available to view online or download. RIW Cementjoint Datasheet. RIW Cementfill HB – a waterproof high build repair mortar for profiling and providing fillets. 7. Structureseal is designed for below ground vertical and horizontal structural foundation surfaces. Individual protection measures Wear protective clothing. A single component cementitious high build mortar, which incorporates the most advanced cement chemistry, microsilica, fibre and styrene acrylic copolymer technology. HAZARDOUS COMPONENTS OF MIXTURE . RIW Cementseal. RIW DPM Red . MIXING Shake Part A and pour into the tub supplied. POA. Call 01344 397788 or email enquiries@riw. Verified 7 months ago . The product is highly polymer modified and as a result concrete surfaces do not generally require a primer. NJSR consulted RIW regarding a new retail development complete with basement in the heart of Liverpool city centre. Allow the material to become a transparent before continuing, typically 30 - 90 minutes. Sheetseal 9000 DPC flexibility and workability provides an efficient method of controlling water penetration within a building. pdf. RIW has a range of products to compliment the FLEXISEAL 500 HG system. pdf RIW Cementseal Primer 5ltr. 1. BENEFITS Applied to damp surfaces Prevents out-gassing Assists with the curing of cement based coatings / mortars Seals concrete and masonry substrates Environmentally friendly APPLICATIONS Primer for cement based coatings. SYSTEM COMPONENTS. Charges start from £6. Flexible Cement Based Waterproof Coating The product hydrates to form a durable, highly alkaline, permanently elastomeric coating which not only protects the concrete, or other substrates, from water penetration and. Health & Safety. A full list of data sheets, including liquid applied systems, DPC & Cavity Trays and many more PDFs - available to view online or download. 2. May also be used as a curing membrane. Specification Guide: RIW WATERPROOFING SYSTEMS May 2014 4 l Specification Guide to RIW Waterproofing Systems Technical Expertise How to Specify Waterproofing RIW has been…RIW Sheetseal 9000 DPC Jointing Tape 15m. Flexiseal Pro is a flexible but durable barrier to water and water vapour and is generally applied to substrates treated with Flexiseal Pro Primer. Gas Seal Black Data Sheet. Download BIM. These include: FLEXISEAL 500 Concrete Primer - A two-component, reactive, fast-curing primer consisting of a resin base and a powder initiator. with Cementseal Primer, polythene sheeting, damp hessian or similar. The thixotropic, shrinkage compensated nature of the product enables. RIW Specification Guide Although launched as a limited company in 1921 the “RIW” brand and heritage can be traced right back to 1848. Easy application. Features and benefits: Dense matrix offers low permeability to water, even at 10 bar pressure. The concrete sub-base should be a minimum of 20 N/ mm². Cementseal Primer provides efficient sealing of horizontal concrete substrates, by stabilising the surface and preventing out-gassing, prior to the application of Cementseal or Cementflex. RIW has a broad range of high performance structural waterproofing. Contact us: 01344 397777 [email protected] For commercial help: 01344 397788 enquiries@riw. RIW Cementseal Primer 5ltr. Add to. Contact us: 01344 397777 technical@riw. RIW Cementseal Primer . PACKAGING Cavity Drain R20 2m wide x 20m long rolls Brick Plugs Box of 100 Sealing Rope 10mm diameter x 5m long rolls. RIW CEMENTSEAL PRIMER Cementseal Primer is a multi-functional, water based primer/ curing agent, formulated on an aqueous acrylic copolymer. Technical Hotline 01753 944200. Gas Seal Ancillaries Data Sheet. This self adhesive bitumen membrane turned up at the slab perimeter onto the waterproofed walls, completing the tanking. Precon Products, A leading national. MIXING Cementfill HB should be mechanically mixed in the tub supplied using a slow speed drill and paddle or a. Eye / face protection In case of splashing,. pdf. Floors are to be primed with RIW Cementseal Primer, see separate data sheet. MATERIAL SAFETY DATA SHEET RIW 37 . pdf. SUBSTANCES PRESENTING A HEALTH HAZARD WITHIN THE M EANING OF THE CHEMICALS (HAZARD INFORMATION &. SKU: 014csp. co. Technical number: 01753 944200. pdf. RIW Cementfill FC – a waterproof fairing coat and repair mortar for filling minor holes, voids and defects. RIW Cementfill HB – a waterproof high build repair mortar for profiling and providing fillets. Literature by RIW - We help design and project delivery teams keep water and ground gases out of buildings. Compare. Resistant. Highly porous substrates should be primed with Cementseal Primer; see separate data sheet. or : for temporary waterproofing - Thickness : 1mm - Primer : Not required. pdf), Text File (. NBS Source is the new home of the NBS National BIM Library - BIM objects and Revit families (free to download). Cementseal is a two component, polymer modified, cement based, waterproof coating for concrete and masonry. Cementseal cures to form a durable, highly alkaline, tough waterproof coating which acts as a sealer and protects the concrete from water penetration. Compare. Technical number: 01753 944200 Sales number: 01753 944210 coating such as RIW Cementseal Primer should be applied to the structure before installation of the RIW Cavity Drain System to avoid obstruction to the drainage system and pumps. pdf. Gas Proofing Systems [{product_related_downloads:count}] pdf. The product chemically reacts with cement, to produce a durable surface seal, which stabilises the substrate and reduces the evaporation of water. RIW Cementseal Primer for use on all horizontal and porous applications. A cold applied, cementitious waterproof coating system that is polymer modified to give excellent adhesion and abrasion resistance. RIW 37: RIW Cementseal Primer WEL 8-hr limit ppm: WEL 8-hr limit mg/m3:18 WEL 15 min limit ppm: WEL 15 min limit mg/m3:25 8. Seek medical attention if irritation or symptoms persist. The concrete sub-base should be a minimum of 20 N/ mm². If Cementseal Primer is not overcoated within 24 hours, itPlease search for stockists below. Two colour coded coats. or : for horizontal surfaces - Primer : RIW. Generally these systems are a range of cold applied liquid waterproofing coatings. co.