Extending the waterproofing to cavity tray levelthe Structureseal membrane onto cast concrete), and around membrane penetration details, etc. The material should be applied in two even coats to give a minimum dry film thickness of 1mm per coat. Specification Guide 2014RIW Structureseal is a high performance waterproofing membrane that consists of sodium bentonite clay sandwiched between two layers of geotextile. Call 01344 397788 or email enquiries@riw. uk;RIW Structureseal GPT Data Sheet. Ask the experts at RIW for advice on a simple solution to waterproofing lift pits. Address. The Technical PDFs are also available for download. LAC ® can also be used on the superstructure, as a vapour barrier behind cladding systems / plaster finishes. Joint laps: Side and end laps minimum 100 mm are recommended; end joints staggered. RIW has a broad range of high performance structural waterproofing products. Post on 02-Oct-2021. RIW in the UK has over 90 years experience in structural waterproofing. Apply remaining RIW Sheetseal 226, as required, WALL TYPE 1- REF WT1 - TYPICAL EXTERNAL WALL TARGET U VALUE 0. Technical number: 01753 944200. Turning into groove 20mm deep – – – – m 0. Seamless and fully bonded. The Technical PDFs are also available for download. Download data sheets Search products by application Download typical details Find your local stockist Take one of our online CPD’s. co. 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. Address. RIW has a broad range of high performance structural waterproofing products. the Structureseal membrane onto cast concrete), and around membrane penetration details, etc. A ‘needle-punch’ process, interlocks the geotextiles together forming an extremely strong composite that maintains the equal coverage of bentonite, as well as, protecting it from inclement weather and. Certificate type. Home / Waterproofing by Application. Sales number: 01753 944210. About Us; Products +RIW 23: RIW Structureseal Further information This product is not a substance nor mixture but is an "Article" as defined by the REACH Regulation. 1 x 5m high strength green coloured geotextile, and RIW Waterstop 19 x 24mm x 5m sodium bentonite. About Us; Products + Browse by application. BENEFITS l Pre-applied tanking system l Hydrocarbon, VOC, methane & carbon dioxide barrierStructureseal is a bentonite clay sheet waterproofing composite, comprising high swelling sodium bentonite encapsulated between a non-woven and woven geotextile. co. A ‘needle-punch’ process, interlocks the geotextiles together forming an extremely strong composite that maintains the equal coverage of bentonite, as well as, protecting it from inclement weather and. RIW Cementseal is a waterproof coating that is used for concrete and masonry work. Sales number: 01753 944210. To prepare the substrate, RIW Cementfill HB was applied. 2. Sheetseal 226 is a cold applied, high density polyethylene film, coated with a bitumen/rubber self-adhesive layer with a removable reinforced silicone paper. Sales number: 01753 944210. Waterproofing Membranes & Waterstops. Technical number: 01753 944200. piles, prior to the application of RIW Cementseal coating. RIW Over tape at Abutment of New Slab WithJ40/270 Blomfield Building (AX16) E05/320 Void former to Engineer's details J40/290 ? J30/250 ? E05/310 M40/200. Customers may choose to use the HT4000 series and HT6000 of HI-TAK StructureSeal PRS to create a moisture barrier on surfaces like floorboards, and in lavatories and galleys. 1. In certain circumstances it. POA. A needlepunch process, interlocks the geotextiles together forming an extremely strong composite that maintains the equal coverage of bentonite, as well as, protecting it from inclement weather and construction related. Technical number: 01753 944200. BENEFITS l Pre-applied tanking systems l Suitable for wet weather and low temperature applications l Quick and easy to apply l Does not require additional drainage or protectionRIW has a broad range of high performance structural waterproofing products. The waterproofing solutions specified included more than 3,000m2 of RIW Structureseal for behind the basement retaining walls and under the reinforced concrete slab. Waterproofing above ground level;PEACE OF MIND GUARANTEED CASE STUDY Cast Contracting Ltd 012 5 6 763100 info @ccl-ltd. About Us; Products + Browse by application. RIW, Arc House, Terrace Road South, Binfield, Berkshire G42 4PZ Call Technical: 01753 944200, Call Sales: 01753 944210. Please contact us by either email at sales@lemon-gs. , The products must be installed in accordance with RIW written instructions, and following installation must not be subjected to any damage. Can be applied to wet substrates. This saved time against a traditional 3 coat application recommended by other manufacturers and stopped the majority of water ingress. All applications. A selection of Technical PDF documents for a range of RIW waterproofing products. The Technical PDFs are also available for download. 3. Category: Documents. 604. RIW has a broad range of high performance structural waterproofing products. Generally these systems are a range of cold applied liquid waterproofing coatings. Verified by manufacturer 6 months ago . Add to basket. Nominal loads are increased by multiplying with prescribed load factors to produce design loads. RIW STRUCTURESEAL GPT Structureseal GPT is a 1. All applications. About Us;. Structureseal is a bentonite clay sheet waterproofing composite, comprising high swelling sodium bentonite encapsulated between a non-woven and woven geotextile. Play video. Can be applied to wet substrates. £23. 510 views. A selection of Technical PDF documents for a range of RIW waterproofing products. Sales number: 01753 944210. RIW has been delivering reliable waterproofing solutions for 100 years. Please contact technical@riw. Request Callback; 01753 944200; technical@riw. RIW STRUCTURESEAL GPT Structureseal GPT is a 1. Pre-applied Tanking System A ‘needle-punch’ process interlocks the geotextiles together through the bentonite, forming an extremely strong composite that maintains a consistent. Waterstop is a sodium bentonite based hydrophilic type waterstop, designed to stop water infiltration through insitu concrete construction joints. 05M & 300mm x 20M. Waterproofing above ground level;RIW STRUCTURESEAL TYPICAL USES The high swelling sodium bentonite is encapsulated between a non-woven and woven geotextile. Issue Number : 01/2002 Issue Date:. Sikadur Combiflex SG 2mm x 20cm x 25m. RIW Gas Seal Pipe Collar: Pre-fabricated ‘top-hats' for sealing around pipe penetrations. Watch our animated infographic that explains these changes and discover how RIW can assist you. uk. RIW in the UK has over 90 years experience in structural waterproofing. -- Choose an option -- Waterproofing above ground level Waterproofing at ground level Waterproofing below ground level Gas proofing. Sealing Compound should not be left exposed for RIW Arc House, Terrace Road South, Binfield,RIW STRUCTURESEAL Structureseal is a highly effective waterproofing composite, of high strength green coloured geotextile, and sodium bentonite. Customer Sales 01753 944210. The Technical PDFs are also available for download. The Technical PDFs are also available for download. Read RIW British Museum by Ceren Balkanay on Issuu and browse thousands of other publications on our platform. Technical. Technical number: 01753 944200. RIW Structureseal - Waterproof Membrane System . podium deck and perimeter. RIW CEMENTSEAL Cementseal is a two component, polymer modified, cement based, waterproof coating for concrete and masonry. <p>A CE marked waterproofing composite of high swelling sodium bentonite encapsulated between a non-woven and woven geotextile. RIW Sheetseal 226 150mm x 19. We have been consulted on virtually every application you can think of, so if you're looking for something specific, please contact us on 01344 397777. BENEFITS l Pre-applied tanking systems l Suitable for wet weather and low temperature applications l Quick and easy to apply l Does not require additional drainage or protection l Primers and. RIW Seal Tape: Double-sided self-adhesive butyl tape, 50 mm wide, for sealing between overlaps in the membrane. Please contact us by either email at sales@lemon-gs. RIW Structureseal is a bentonite sheet waterproofing composite of high swelling Sodium Bentonite encapsulated between a non-woven and woven geotextile. This versatile, self-healing, bentonite impregnated membrane was laid with. All applications. Access to the sealed Cavity Drain system was also. Technical number: 01753 944200. 5mm thick, unique blended polyethylene membrane with a bonded geotextile for pre-applied waterproofing applications, where ground gas or VOC protection is also required. Learn more about its features, benefits and installation methods in this PDF document. Provides efficient sealing of horizontal. Waterproofing above ground level;Waterstop Type RIW Waterstop Size 25 x 19mm Supplied as 5m long coils. RIW STRUCTURESEAL Structureseal is a highly effective waterproofing composite, of high strength green coloured geotextile, and sodium bentonite. Request Callback; 01753 944200; technical@riw. Sales number: 01753 944210. Cementfill HB - Cement based waterproof high build repair mortar for profiling and providing fillets. continuity to terminate just below ground level at the building . Internal Tanking Waterproof Membranes - RIW. Sales number: 01753 944210. RIW has a broad range of high performance structural waterproofing products. VAT) Enquire Now. RIW STRUCTURESEAL Structureseal is a highly effective waterproofing composite, of high strength green coloured geotextile, and sodium bentonite. Close suggestions Search Search. Customer Sales 01753 944210. BENEFITS l Pre-applied tanking systems l Suitable for wet weather and low temperature applications l Quick and easy to apply l Does not require additional drainage or protection Home / Technical downloads / Safety Data Sheets. VAT) Enquire Now. The Technical PDFs are also available for download. Technical. Sales number: 01753 944210. About Us; Products + Browse by application. About Us;. Complies with latest codes of practice as published by CIRIA and BRE. 10 (inc. Waterproofing above ground level;Bs 8102 waterproof systems. Download data sheets Search products by application Download typical details Find your local stockist Take one of our online CPD’s. Sales number: 01753 944210. Technical number: 01753 944200. RIW has a broad range of high performance structural waterproofing products. pdf), Text File (. 3 RIW Waterstop is satisfactory for use as a water bar in reinforced concrete construction joints, on Type B constructions as defined in BS 8102 : 2009. RIW STRUCTURESEAL Structureseal is a highly effective waterproofing composite, of high strength green coloured geotextile, and sodium bentonite. The product chemically reacts with cement, to produce a durable surface seal, which stabilises the substrate and reduces the evaporation of water. Waterproofing above ground level;Specification Guide: RIW WATERPROOFING SYSTEMS May 2014 4 l Specification Guide to RIW Waterproofing Systems Technical Expertise How to Specify Waterproofing RIW has been…Proofex Protection Board 3mm x 2m x 1m. Read RIW British Museum by Ceren Balkanay on Issuu and browse thousands of other publications on our platform. Download data sheets Search products by application Download typical details Find your local stockist Take one of our online CPD’s. net Lodge Farm Hook Road North Warnborough Hook Hampshire RG29 1HA South Lodge Hotel & Spa , Horsham An exclusive, state of the art Spa in Sussex required a comprehensive below ground waterproofing solution. Technical number: 01753 944200. Technical number: 01753 944200. Sheetseal 226 Size - 1. Seal together using 50 x 5mm bead of RIW Sealing Compound, in centre of lap. Technical number: 01753 944200. uk for data sheets, typical drawings and more. The Technical PDFs are also available for download. RIW Granules 20kg RIW Sealing Compound 18kg/14. Excellent tensile adhesion to substrate. Sales number: 01753 944210. Sales number: 01753 944210. RIW Gas Seal GR DPC: Gas resistant damp proof course/ cavity tray, 450, 600 or 900 mm wide. Sales number: 01753 944210. RIW Structureseal is often used to waterproof lift pit; see how straightforward the application can be. The membrane forms a mechanical bond with the concrete. This versatile, self-healing, bentonite impregnated membrane. 5mm thick and suitable for use beneath RC concrete structures which extend below ground level. Waterproofing above ground level;The Solution. Waterproofing above ground level;RIW in the UK has over 90 years experience in structural waterproofing. All applications. Sales number: 01753 944210. Nicholas Hare asked RIW to look at a robust waterproofing strategy for Blackburn Central High School, a new secondary school for 960 pupils. 5mm thick, unique blended polyethylene membrane with a bonded geotextile for pre-applied waterproofing applications, where ground gas or VOC protection is also required. Technical Hotline 01753 944200. All applications. Township, Rajarajeshwari Nagar, Bangalore 560 098 Ph: +91-98450 24012 / 99019 99424 / 98947 35934 Whatsapp: +91-87620 17912 E-Mail: [email protected] produce a range of ancillary products for use with Sheetseal 226 / 226 S which include: Cementfill FC - Cement based waterproof fairing coat and repair mortar for filling minor holes, voids and defects. Seamless and fully bonded. Structureseal GPT is a 1. RIW Limited 487 / 488 Ipswich Road Slough SL1 4EP. uk or 01753944200 for further assistance. BENEFITS l Pre-applied tanking systems l Suitable for wet weather and low temperature applications l Quick and easy to apply l Does not require additional drainage or protectionRIW in the UK has over 90 years experience in structural waterproofing. 500m2 of RIW Structureseal, a high swelling sodium. Waterproofing above ground level;PEACE OF MIND GUARANTEED CASE STUDY Four Winds Farm A waterproofing solution was required to the basement, games room & cinema of a brand new house in Warwickshire. When designing Type A structures (as classified in BS8102:2009), the product applied correctly, is capable of providing the. 21W/M² 1. 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 pageFor Grouts, see pages 190 - SIG Construction AccessoriesA selection of Technical PDF documents for a range of RIW waterproofing products. RIW Over tape at Abutment of New Slab WithJ40/270 Blomfield Building (AX16) E05/320 Void former to Engineer's details J40/290 ? J30/250 ? E05/310 M40/200. Description Pre-applied, Type A tanking membrane, suitable for use where protection against the ingress of hazardous ground gases, volatile organic compounds (VOCs) and. Single wound membrane with zero creases. Technical number: 01753 944200. Download data sheets Search products by application Download typical details Find your local stockist Take one of our online CPD’s. 1. Technical number: 01753 944200. and up the face of the contiguous basement piles, prior. A selection of Technical PDF documents for a range of RIW waterproofing products. co. All applications. Sales number: 01753 944210. DESCRIPTION RIW Structureseal is a highly effective waterproofing composite, of high strength green coloured geotextile, and sodium bentonite. RIW STRUCTURESEAL Structureseal is a highly effective waterproofing composite, of high strength green coloured geotextile, and sodium bentonite. Host your publication on your website or blog with just a few clicks. All applications. FLEXISEAL 500 HG is a two-component, reactive, fast-curing, hand-. 14 DESIGN PRINCIPLES As per BS:8006-2010, Limit state principles are applied to the design of reinforced soil walls. 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. This product is completely waterproof and protects against water damage up to 100m head of both negative and positive water pressures. • 02/3971 KBE PVC-U Window System – TNR Systems Ltd. A selection of Technical PDF documents for a range of RIW waterproofing products. Sheetseal GR or Structureseal CPT offer BS8485 accredited performance against gas ingress, as well as protecting against water ingress. PACKAGING Sheestseal 226: 1050mm x19. Technical number: 01753 944200. Technical number: 01753 944200. Pre-applied tanking system. 2. Typical applications, include backfilled concrete walls, structural. Sales number: 01753. How to Specify. Forms a mechanical bond to the external face of the concrete structure. Sales number: 01753 944210. 5mm thick HDPE profiled sheet, with approximately 7mm high studs. Therefore, these drawings are for general guidance only, and further advice should be sought when necessary from our Technical team. RIW's case studies provide guidance on overcoming commonly encountered waterproofing problems and applications on various projects throughout the UK. RIW Limited 487 / 488 Ipswich Road Slough SL1 4EP. Features & Benefits: Pre-applied tanking systems; Suitable for wet weather and low temperature applications; Quick and easy to apply; Does not require additional drainage or protection; Primers and adhesives not required Description Pre-applied, Type A tanking membrane, suitable for use where protection against the ingress of hazardous ground gases, volatile organic compounds (VOCs) and hydrocarbons is required. It is also used as an accessory in structures waterproofed with RIW Structureseal. bentonite system, was applied to both the capping. All applications. £1592. For a straightforward, damp-proof membrane that's easy to work with, RIW's DPM Red. 0 download. Apply in two coats at a minimum application rate of 4m2 /litre per coat. Technical Hotline 01753 944200. RIW Structureseal Structureseal is a bentonite clay sheet waterproofing composite, comprising high swelling sodium bentonite encapsulated between a non-woven and woven geotextile. Manufactured from virgin material, not recycled waste. RIW Structureseal. The product is supplied as a single component system, ready for on-site mixing and use, requiring only the. P E A C E O F M I N D G U A R A N T E E D CASE STUDY Cast Contracting Ltd 01256 763100 info@ccl-ltd. All applications. 150mm x 20m long rolls. 5mm thick, unique blended polyethylene membrane with a bonded geotextile for pre-applied waterproofing applications, where ground gas or VOC protection is also required. co. RIW Structureseal. Kryton. Applied to concrete & masonry. Structureseal is an extremely strong composite membrane that can withstand a high. 39 (inc. As well as supporting Comer Homes, the project contractor, to carry out the installation of RIW systems. The Technical PDFs are also available for download. It is a bentonite clay sheet waterproofing. Download data sheets Search products by application Download typical details Find your local stockist Take one of our online CPD’s. Specification Guide for RIW Waterproofing Systems l 31 RIW STRUCTURESEAL 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. The Technical PDFs are also available for download. Technical number: 01753 944200. Features & Benefits of Sheetseal 9000 DPC. Start here!PEACE OF MIND GUARANTEED CASE STUDY Latitude Housing Development, Pylands Lane A dual waterproofing solution was re- quired for a collection of semi-detached houses on a new housing development in Bursledon THE CHALLENGE THE SOLUTION Latitude is a new housing development from Bellway Homes set in the small. Structureseal GPT is a 1. Flexiseal Pro is typically used where a high performance waterproof coating/tanking system is required. To be used in conjunction with RIW Cementfill FC and RIW Cementfill HB. Address. About Us; Products + Browse by application. TYPE A (BARRIER PROTECTION) Type A. Download data sheets Search products by application Download typical details Find your local stockist Take one of our online CPD’s. RIW Structureseal provided the answer to the first part of the challenge. Jump to: Specification data ; BIM objects ; Third party certifications RIW Structureseal is a bentonite sheet waterproofing composite of high swelling Sodium Bentonite encapsulated between a non-woven and woven geotextile. This highly durable composite geotextile . The product generally requires a primer for vertical or sloping surfaces, ie. Sales number: 01753 944210. A selection of Technical PDF documents for a range of RIW waterproofing products. Sales number: 01753 944210. com. RIW Structureseal provided the answer to the first part of the challenge. PEACE OF MIND GUARANTEED CASE STUDY Cast Contracting Ltd 012 5 6 763100 info @ccl-ltd. 05m. A needle-punch process interlocks the. 39 (inc. Easy to install to most substrates. Issue Number : 01/2002 Issue Date:. About Us; Products + Browse by application. Krytonite™ Swelling Waterstop LAC® Liquid GM MultiJoint Sealing Compound / Granules Sheetseal 226 Sheetseal GR Structureseal Structureseal GPT Toughseal Toughseal. 500m2 of RIW Structureseal, a high swelling sodium. RIW Limited 487 / 488 Ipswich Road Slough SL1 4EP. The second and final form of defence was achieved with the installation of a ‘Type C’ fully maintainable water management system to the internal. All applications. A full list of data sheets, including liquid applied systems, DPC & Cavity Trays and many more PDFs - available to view online or download. in a two coat pre packed render system. Toughseal. A. 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. Double Drain can also be used to provide excellent. co. Technical number: 01753 944200. Structureseal is a pre-applied tanking system. 4. net Lodge Farm Hook Road North Warnborough Hook Hampshire RG29 1HAA selection of Technical PDF documents for a range of RIW waterproofing products. installed 5000m² RIW R7 Cavity Drain to all perimeter walls. Address. 150mm x 20m long rolls. Technical number: 01753 944200. For termination laps with sheet and/or brush applied membranes, Sealing Compound is generally applied as a 5 x 50mm bead, central in a 150mm lap. 67 Internal angle fillets; subsequently covered – – – – m 3. Download data sheets Search products by application Download typical details Find your local stockist Take one of our online CPD’s. 21W/M² 1. Technical number: 01753 944200. RIW Structureseal is designed for below ground vertical and horizontal structural foundation surfaces. Play video. About Us; Products + Browse by application. [email protected]) or view presentation slides online. Sales number: 01753 944210. RIW STRUCTURESEAL Structureseal is a highly effective waterproofing composite, of high strength green coloured geotextile, and sodium bentonite. PACKAGING Sheestseal 226: 1050mm x19. Sales number: 01753 944210. 5mm thick, unique blended polyethylene membrane with a bonded geotextile for pre-applied waterproofing applications, where ground gas or VOC protection is also required. About Us; Products + Browse by application. RIW Structureseal GPT NBS Clause 145. • 02/R131 Geolock Reinforced Soil Retaining Wall and Bridge Abutment Systems. Technical number: 01753 944200. Technical number: 01753 944200. RIW Structureseal GPT NBS Clause 145. This is our best growing medium and it is a good base for getting your. Sales number: 01753 944210. Customer Sales 01753 944210. Nicholas Hare asked RIW to look at a robust waterproofing strategy for Blackburn Central High School, a new secondary school for 960 pupils. Robust jointing and sealing system. Overview RIW - We help design and project delivery teams keep water and ground gases out of buildings. Technical number: 01753 944200. View. All you need to do is answer a few basic application questions and we'll do the rest. Sales number: 01753 944210. Structureseal contains zero VOC’s (Volatile Organic Compounds) and can be installed in almost any weather condition. Technical number: 01753 944200. High drainage capacity. BENEFITS l Pre-applied tanking systems l Suitable for. Liquid plastic roofing system broucherrbs Double Sided Adhesive Tape 100mm x 15m. When designing Type A structures (. 2 RIW STRUCTURESEAL TYPICAL USES The high swelling sodium bentonite is encapsulated between a non-woven and woven geotextile. Download data sheets Search products by application Download typical details Find your local stockist Take one of our online CPD’s. Sales number: 01753 944210. About Us; Products + Browse by application. A range of bentonite-based waterproofing products, comprising highly effective waterproofing geo-composite membranes and compounds, designed to prevent the passage of water and water vapour. FEATURES & BENEFITS of DPM Red. RIW has a broad range of high performance structural waterproofing products. A selection of Technical PDF documents for a range of RIW waterproofing products. VAT) Enquire Now. The Technical PDFs are also available for download. uk;Primer/ curing agent RIW Cementseal Primer: An environmentally friendly, multi-functional water based compound, formulated on an aqueous acrylic copolymer. RIW STRUCTURESEAL TYPICAL USES The high swelling sodium bentonite is encapsulated between a non-woven and woven geotextile. podium deck and perimeter. Download data sheets Search products by application Download typical details Find your local stockist Take one of our online CPD’s. 3. podium deck and perimeter. The Technical PDFs are also available for download. The Technical PDFs are also available for download. RIW Structureseal is often used to waterproof lift pit; see how straightforward the application can be. All applications. Flexiseal Pro is a flexible but durable barrier to water and water vapour and is generally applied to substrates treated with Flexiseal Pro Primer. A selection of Technical PDF documents for a range of RIW waterproofing products. Request Callback; 01753 944210; enquiries@riw. It is quick and easy to install, self sealing, resistant to hydrostatic pressure and low temperature, and. Excellent low temperature flexibility. Call Technical on 01753 944200 for more information. For added long-term protection of the outboard reinforcing steel, apply Krystol Waterstop Treatment to the concrete surface first and then adhere Krytonite to the treatment. All applications. RIW Sheetseal 226 Self Adhesive Tanking Membrane. the challenge. Technical number: 01753 944200. 8280 | WEB kryton. Download data sheets Search products by application Download typical details Find your local stockist Take one of our online CPD’s. Sales number: 01753 944210. co. Factory control thickness. As the substructure was raised, CCL . Fixing on horizontal surfaces: RIW Staples, through laps, at maximum 400 mm centres. Find the right waterproofing product for your specific project requirements in a few simple steps with our easy to use product finder. RIW Structureseal is a bentonite sheet waterproofing composite of high swelling Sodium Bentonite encapsulated between a non-woven and woven geotextile. RIW Structureseal. Being a bentonite based material, Sealing Compound swells upon contact with. Category: Business. About Us; Products + Browse by application. BENEFITS l Pre-applied tanking systems l Suitable for wet weather and low temperature applications l Quick and easy to apply l Does not require additional drainage or protection l Primers and. Once added, Krystol chemically reacts with water and un-hydrated cement particles to form insoluble needle-shaped crystals. 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 inclement. Verified by manufacturer 7 months ago .