riw cavity drain. RIW Cavity Drain system. riw cavity drain

 
 RIW Cavity Drain systemriw cavity drain  SECTION 150mm min

Specialist Construction Supplies has built up an enviable reputation for outstanding service, product quality and product choice. Waterproofing above ground level;An internal peripheral drainage channel manufactured from PVC, designed for the control of water ingress in below ground situations. roll 2 No. 00. 6 company wide current stock level. View more info. RIW Cementfill HB. Technical number: 01753 944200 Sales number: 01753 944210PVC drainage conduit for use with RIW Cavity Drain systems. Sika Tricosal Metal Waterbar is a galvanised sheet with a layer of composite film on one side. RIW Cavity Drain Systems mange water that penetrates the external structure and direct it to a suitable discharge point. Cavity Drain R20 is manufactured from 1. Secugrid 40/40 is a biaxially orientated high strength geogrid designed for use in civil engineering projects that demand good ground reinforcement or stabilisation. Bitubond Cork fillerboard is highly resilient, water resistant, and can be easily handled without breakage. It will also provide the all. RIW Cavity Drain Brick Plugs. Top & Bottom Crack Inducers quantity. Waterproofing above ground level;RIW Sheetseal Damp Proof Course; Insulated DPC Damp Proof Course; Gas Resistant Damp Proof Course; Brick Reinforcement; Cavity Closers; Airbricks & Telescopic Vents; Basement Waterproofing & Tanking. Ground Stabilisation – Stormwater Systems. Installed at the bottom of basement walls and linked to the Hydroduct sheet an alternative to a perforated sub soil drainage pipe. 50. co. Enquire Now View. RIW . RIW Cavity Drain R7 - HDPE studded membrane. A selection of Technical PDF documents for a range of RIW waterproofing products. rolls FLOORS Cavity Drain R20 2. Wykamol Cavity Drainage Membranes; Triton Cavity Membranes For Wall & Floors; Visqueen Cavity Drain System; RIW Cavity Drain; Sika. pdf. 49 (Ex. General. Product code : 82CCDF. Waterproofing above ground level;A full list of data sheets, including liquid applied systems, DPC & Cavity Trays and many more PDFs - available to view online or download. This detail is only suitable for shallow basement. RIW/TD/403 AQUA CHANNEL Typical intermediate floor detail. Please refer to RIW Cavity Drain R20 & R7 data sheets for further. Technical number: 01753 944200. A mixture of bitumen, synthetic polymers. ROCKBOND UNDERWATER GROUT (RB UWG) powder is a premixed cementitious grout powder specially formulated for underwater applications. 0. Large range of structural waterproofing products, including cavity drain systems, external water management and our Axiom liquid application products. A full list of data sheets, including liquid applied systems, DPC & Cavity Trays and many more PDFs - available to view online or download. It is fixed mechanically along its top edge using Platon-Cramp, which provides tear-resistant fixing-points. RIW . Contact us: 01344 397777 technical@riw. Cavity Drain R20 & R7 are used as internal cavity drainage membrane systems, to collect water entering the structure. External application was to a retaining wall to the under-croft which was to be used for storage. RIW Cementfill FC . Tokstrip & Longstrip - Joint Sealant for Manhole Chambers quantity. About Us; Products + Browse by application. 07m x 20m. Cavity Drain R20 and R7 are typically used in basements and sub-structures, to channel water. Technical number: 01753 944200. Description Flexible Design using Aquadrain 25. 50. Sales number: 01753 944210. pdf; ESD03-3D against existing structure. roll 2 No. We are proud to have installed these products onto some of the most prestigious projects in the UK. RIW R7 Cavity Drain 2. Technical number: 01753. Verified 7 months ago . 5 to 9mm wide in concrete and masonry, and. Price: £ 11. Shows how new basement waterproofing systems can be designed and installed. Your product has been successfully added to your basketPrice: £ 83. 07m x 20m) £344. co. Description. RIW Cavity Drainage Membrane is a 1mm thick high density polyethylene drain board with 20mm studs used in situations where site conditions. Customer Sales 01753 944210. Encon Construction Products offers a huge range of construction products & accessories, primarily for use in infrastructure and major building projects. 07m x 20m - Resapol. 0 x 20m roll --- --- 5 No. Renders & Pointing Mortars. Single component, thixotropic, polymer modified, cementitious repair mortar. 7. Sub-soil drainage, when used, must be capable of discharging water away from the structure. About Us;. RIW Cavity Drain Ancillaries Data Sheet. Cavity Drain R20 and R7 are typically used in basements and sub-structures, to channel water ingress to a sump or collection point for disposal. not to exceed the drainage capacity of the system. <p>A cold applied impermeable high density polyethylene profiled sheet incorporating a permeable geotextile filter fabric designed to prevent. RIW . 25mm Flanged Chamfer Edge Profile. 7mt pack. 92. Description. Cementfill HB - Cement based waterproof high build repair mortar for profiling and providing fillets. About Us; Products + Browse by application. Due to this risk, RIW Structureseal was used under the slab, with RIW Cavity Drain R7 providing protection for the walls. POA . Masterflow 765 is recommended for: Grouting bearing pads and plinths , Grouting under machinery, base plates, stanchion bases and crane rails , Anchoring bolts, reinforcing bars and rods , Underpinning . BENEFITS l Easy to install l High drainage capacity l High factor of safety l High compressive strength l Chemically resistant• Products Used: 2,000m2 Cavity Drain R20. A full list of data sheets, including liquid applied systems, DPC & Cavity Trays and many more PDFs - available to view online or download. All you need to do is answer a few basic application questions and we'll do the rest. Advantages Suitable for forklift truck traffic , Suitable for saw cut and perimeter joints , Abrasion. It can also be used for external facade joints where a tougher seal is required. Steel Reinforcement Mesh & Rebar. 05/4232, covering its use on walls, floors and ceilings above and below ground. Terram standard geotextiles enhance the performance and design life of granular layers by providing the filtration and separation functions. Sales number: 01753 944210. Damp Proof Course & Brickwork Products. RIW Protection Board is used for the protection of waterproof membranes against mechanical damage, pedestrian or vehicular traffic and abrasion caused by backfilling. £6,800 - £42,000. About Us; Products + Browse by application. per m2 ie. Flexiseal PRO, as a system, is used in all situations where a high performance tanking or damp proof membrane is required. Once this is complete, a water resistant foil is also spirally wound over the kraft paper, sealing the column against. uk;RIW - R 20 - Cavity Drain by RIW Ltd. 50mm Top Crack Inducer. They are tough, durable and have an average wall thickness of 1. Verified 12 days ago . rolls In addition to these components, Overtape will be required, as follows: CAVITY DRAIN R20 RIW Cavity Drain meets the standards to achieve a Grade 3 (BS8102:2009) basement as required on this project. Steel Reinforcement Mesh & Rebar. A special blend of oils with highly active surfactants that gives excellent release with no staining. Related products. 05/4232, covering its use on walls and floors above and below ground. 12mm x 120mm x 6mt 12mts per box. Price: £ 148. Price: £ 59. Description. RIW Limited Arc House, Terrace Road South, Binfield, Bracknell, Berkshire, RG42 4PZ, England 13 1071-CPR-1196/1197Nitoseal PU12. pdf. RIW LAC can also be used as an effective barrier to. Engineer to advise. External application was to a retaining wall to the under-croft which was to be used for storage. All applications. Jump to: Specification data ; BIM objects ; Add to spec Download BIM +44 (0)1753 944200 Website Contact manufacturerRIW offer a sump and range of sump pumps, maintainable water management drainage channels, along with control panels and alarms to complement our cavity drainage membranes. RIW/TD/404 AQUA CHANNEL at bottom of secant piled wall. The product is suitable for application in town centre pedestrian schemes, pathways and carriageways, and. Aquaplugs/Rubber Stoppers / Tie Hole Fillers quantity. Kryton KIM . Hydrocell XL is a cross linked, non-absorbent, semi-rigid, cellular polyethylene joint filler used for forming expansion joints in concrete, brickwork and blockwork. 10 metre. Other materials are also adhered to the Cavity Drain products using Overtape. Double Drain Cavity Drain Membrane. per m2 ie. View more info. Specialist Waterproofing Contractors Nationwide - RIW. Sika® BituSeal S-115 is a post applied self-adhesive waterproofing sheet membrane. STRUCTURAL DRAINAGE SYSTEMS CAVITY DRAIN DOUBLE DRAIN PLASTER DRAIN SUMP PUMPS AQUA CHANNEL You can find out more about the products on the mini data sheets within this guide. Fibreboard / Flexcell quantity. Description. Double Drain can be used in conjunction with a primary waterproofing system, or on its own, to isolate the structure from the surrounding soil. It is a cold applied, high density polyethylene film bonded to aluminium foil and coated with a bitumen/rubber self adhesive layer . This is a pretty helpful explanation. Cavity Drain R20 & R7 are used as internal cavity drainage membrane systems, to collect water entering the structure. As the building rose out of the ground, the waterproofing strategy had to adapt to maintain continuity as both the structure and the retaining walls were stepped. Description. Price: £ 179. Concrete Repair Mortars & Floor Levelling Compounds. GCP Aerofil 2 Joint Filler quantity. Thruty Sleeve is a rigid PVC tube of 2mm wall thickness, supplied in 2 metre lengths, which can be easily cut to the required size. Call for Price. Sales number: 01753 944210. A full list of data sheets, including liquid applied systems, DPC & Cavity Trays and many more PDFs - available to view online or download. 8mt x 2mt. per m2 ie. SKU: 014cd. pdf. RIW Double Drain Data Sheet. RIW Limited Tel : 01344 397 777 370 A PIPES, DUCTS, CABLES, ETC : - Where these pass through sheeting, make junctions completely impervious, following details as recommended for the purpose by the sheet manufacturer. Water entering a drained cavity system is regulated by the structure, so defects that might result in unacceptable leaks should be. A selection of Technical PDF documents for a range of RIW waterproofing products. Waterproofing above ground level;Newton 8 mm CDM 508 eco Floor Recycled Cavity Drain Floor Membrane - 8 mm Recycled Cavity Drain Membrane . RIW Plaster Drain Data Sheet. Settpoint can be used for joints between 10mm and 50mm and will penetrate to a depth in excess of 150mm. Waterproofing with An RIW Cavity Drain System. Cavity Drain R20 has been awarded British Board of Agrément Certificate No. View more info. Sales number: 01753 944210. Drain and the primary membrane can be achieved by using Cavity Drain Sealing Rope. pdf. This detail is only suitable for shallow basement constructions with a low or variable water table (as defined in BS8102:2009). Cavity Drain R20 and R7 are typically. Drain and the primary membrane can be achieved by using Cavity Drain Sealing Rope. Guide only. 25mm Expansionthene Sheets. rolls Cavity Drain R7 2. uk; Sales. Alpine finish is a white cement based mix containing aggregates that provides a decorative travertine finish. 2 boxes 1 No. 0 x 20m roll --- --- 5 No. If there is too much water within the installation, root rot is likely to become a problem, and if there is too little water there will be poor vegetation growth. They also provide a vapour barrier to enable this low risk form of construction to be used for the highest. Cementfill HB - Cement based waterproof high build repair mortar for profiling and providing fillets. Find the right product for your specific project requirements in a few simple steps with our easy to use product finder. roll 2 No. Product. 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. Cavity Drain Overtape Cavity Drain Aqua Channel Wall Floor Junction with Dry Lining System SUPPLY AVAILABILITY All products can be obtained through Builders Merchants or approved stockists. The RIW range encompasses Type A products through to cavity drain and epoxy coatings. Uses as a structural adhesive for: Concrete elements , Hard natural stone , Ceramics, fibre cement. Concrete Formwork & Shuttering. Type C protection is known as drained protection and is most commonly. uk for data sheets, typical drawings and more. It is easy to install, durable and resistant to chemicals and root penetration. for every 50 linear metre run of channel, or 2 No. Description. Quantity. Non Shrink Grouts / Epoxy Grouts & Chemicals. When designing Type C structures (drained) protection, as classified in BS 8102: 2009, the product applied correctly, is capable of providing the levels of protection required for Grade 1, 2 & 3 basements . Formwork design is simplified and there is no need to drill shuttering. Price: £ 74. Other materials are also adhered to the Cavity Drain products using Overtape. uk KEY CHEMICAL. Waterstop. A full list of data sheets, including liquid applied systems, DPC & Cavity Trays and many more PDFs - available to view online or download. Alderprufe Tuflex geomembranes are used as liners and capping to contain both the gas and liquids produced by a landfill operation. RIW LAC is applied to the outside of the wall, when required, to limit water ingress into the cavity. The membrane can be positioned within the ground floor construction either above or below the structural floor. Waterproofing and damp-proofing of foundations: Exterior walls of basements against percolating water and damp soil retaining walls. Sealer prior to any installation of cavity drain membranes, free lime can block up drainage systems. All applications. Thruty cones are used at the ends of the thruty sleeve and can be easily extracted after removal of the formwork, to form a chamfered recess for subsequent grouting with Tie Hole Sealer. Sales number: 01753 944210. Price: £ 132. At the partition walls RIW Aggregate Grade 1 was broadcast into the second coat of Toughseal to provide a key for finishes. 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. The Aqua Pump Pro range of sump pumps, and Aqua Channel products, has been developed specifically for the specification market, and are designed to remove ground water. 5mm translucent virgin high density polyethylene with studs approximately 8mm high. Jump to: Specification data ; Third party certifications ; Add to spec +44 (0)1753 944200 Website Contact manufacturer Application. Cavity Drain R20 2. Waterproofing above ground level;A full list of data sheets, including liquid applied systems, DPC & Cavity Trays and many more PDFs - available to view online or download. POA . RIW Cementseal - Waterproof Coating System . uk or contact technical@riw. All applications. Download the datasheet to learn more about its features, benefits and technical specifications. The product cures to form a durable, highly. Concrete. RIW LAC is a two coat, cold applied bitumen damp proofing membrane, which dries to a uniform gloss black finish. A full list of data sheets, including liquid applied systems, DPC & Cavity Trays and many more PDFs - available to view online or download. There is a permanent reliance on this cavity to collect groundwater seepage through the structure and. About Us; Products + Browse by application. About Us; Products + Browse by application. Therefore, most companies. Joint Sealant & Adhesives. RIW Sumps, Pumps & Water Management Drainage Channels and System Alarms RIW Water Management. ANCILLARY. RIW Cavity Drain system. Waterproofing above ground level;CI/SfB Tr9 L1415 November 2013 RIW STRUCTURESEAL is a highly effective waterproofing composite, of high strength green coloured geotextile, and sodium bentonite. It is also used around service penetrations and for sealing over joints when required. All applications. 24mt pack. Concrete Formwork & Shuttering. Sales number: 01753 944210. A single-component, polymer-modified, cement-based waterproofing slurry that incorporates advanced micro silica polymer and fibre technology. Movement Joints [{product_related_downloads:count}] pdf. All applications. The RIW Aqua Pump Pro range has been developed specifically for the specification market and are specifically designed for the removal of ground water from a basement when used in conjunction with an RIW Cavity Drain System. 20 X 2. Technical number: 01753 944200. 250 pack. We pride ourselves on our fast, efficient, delivery service and high levels of customer care. Wykamol Cavity Drainage Membranes; Triton Cavity Membranes For Wall & Floors; Visqueen Cavity Drain System; RIW Cavity Drain; Sika. pdf. Ground Stabilisation – Stormwater Systems. Compare. RIW Cavity Drain R7 - HDPE studded membrane. Technical number: 01753 944200. Jump to: Specification data ; BIM objects RIW Sheetseal 226 was also used internally to protect the floor and was linked to the vertical application of the RIW Cavity Drain. Water entering a drained cavity system is regulated by the structure, so defects that might result in unacceptable leaks should be remedied before the system is installed. co. 10mm Corkpak Sheets. Its large base area prevents puncturing of polythene or groundheave products and provides a stable support for the reinforcing steel. Cavity Drain [{product_related_downloads:count}] pdf. VAT) Enquire Now View. RIW Cavity Drain Brick Plugs. co. 00. pdf. RIW CAVITY DRAIN R20 ANCILLARY PRODUCTS RIW produce a range of ancillary products for use with Cavity Drain R20 which includes: Sealing Rope - a self-adhesive rope or Tape for sealingA full list of data sheets, including liquid applied systems, DPC & Cavity Trays and many more PDFs - available to view online or download. Wykamol Cavity Drainage Membranes; Triton Cavity Membranes For Wall & Floors; Visqueen Cavity Drain System; RIW Cavity Drain; Sika. Seamless and fully bonded. Wykamol Cavity Drainage Membranes; Triton Cavity Membranes For Wall & Floors; Visqueen Cavity Drain System; RIW Cavity Drain; Sika. It is typically used as a tanking membrane in accordance with BS8102:2009, a damp proof membrane to ground floors and as a vapour barrier behind cladding and plaster. This system retains poured concrete and achieves a significant reduction in the pressure of concrete normally associated with conventional formwork. The special coating bonds closely and permanently to the concrete. Waterproofing above ground level;Expansion Joint Fillers. Radon is a naturally occurring radioactive gas that is found within certain areas of the country and maps are available in BRE Digest 211 ; RADON Guidance on. The Aqua Pump Pro range of sump pumps, and Aqua Channel products, has been developed specifically for the specification market, and are designed to remove ground water. £4596. NBS Source is the new home of the NBS National BIM Library - BIM objects and Revit families (free to download). co. RIW Adhesive Tape. Chamfer Edge Profile quantity. Cavity Drain [{product_related_downloads:count}] pdf. Waterproofing above ground level;A full list of data sheets, including liquid applied systems, DPC & Cavity Trays and many more PDFs - available to view online or download. About Us; Products + Browse by application. RIW Cavity Drain R7 - HDPE studded membrane . All surfaces should be smooth, clean and dry. RIW Cavity Drain R20 - HDPE studded membrane . RIW/TD/305 SHEETSEAL 9000 DPC: Cavity tray fixing to solid inner skin. This detail is only suitable for shallow basement constructions with a low or variable water tableA selection of Technical PDF documents for a range of RIW waterproofing products. DPC & Cavity Trays. RIW Sheetseal GR is a radon gas barrier and one of the most effective gas methane barrier systems available. A full list of data sheets, including liquid applied systems, DPC & Cavity Trays and many more PDFs - available to view online or download. Masterseal 590 is a fast setting cementitous mortar that stops active water leaks though joints , cracks and holes in concrete masonary. uk Specification Guide to RIW Waterproofing Systems l 5. Compare. RIW Double Drain - Water Management System - HDPE studded membrane . roll 2 No. Product. Description An internal water management system manufactured from 1 mm thick, black, high density polyethylene with studs approximately 20 mm high, to collect water entering basements and substructures. RIW Sheetseal GR Data Sheet. 6m x 7m, with 3m high walls (floor, walls and ceilings) £16,800 - £20,000. Technical Hotline 01753 944200. Gas Seal Ancillaries Data Sheet. Type C protection is known as drained protection and is most commonly formed using a Cavity. Verified 6 months ago . Your product has been successfully added to your basketExpansion Joint Fillers. co. A full list of data sheets, including liquid applied systems, DPC & Cavity Trays and many more PDFs - available to view online or download. Data Sheet. RIW CAVITY DRAIN R20. Fixings: Provided there is not a primary membrane on the surface, then Double Drain can be fixed using RIW Plug and nails at 250mm centres along the top edge only (nails not supplied), or self-adhesive pins. Flexiseal PRO, as a system, is used in all situations where a high performance tanking or damp proof membrane is required. Drainage Types There are two principle forms of drainage, these are Natural (gravity feed) and Mechanical (Sump stations) and can be used in conjunction with falls or drainage channels depending on the design of the cavity drain systems. RIW CAVITY DRAIN R20 ANCILLARY PRODUCTS RIW produce a range of ancillary products for use with Cavity Drain R20 which includes: Sealing Rope - a self-adhesive rope or Tape for sealing RIW Cavity Drain R20 is a high-density polyethylene membrane for waterproofing walls and floors in basements and other below-ground structures. Your product has been successfully added to your basket. 07x20m roll 5 No. . Description. RIW . Bituthene 4000 is used with Primer B1 on prepared vertical and sloping surfaces and suspended slabs. 100mt box. Price: £ 94. RIW/TD/404 AQUA CHANNEL at bottom of secant piled wall. After mixing, the resultant compound will cure to provide an exceptionally robust seal, while retaining a degree of flexibility. RIW/TD/401 AQUA CHANNEL in rebate with masonry lining. Cavity Drain R20 2. Quick and easy to apply by hand or spray. Basement Waterproofing & Tanking. Cavity Drain Sealing Rope. Wykamol Cavity Drainage Membranes; Triton Cavity Membranes For Wall & Floors; Visqueen Cavity Drain System; RIW Cavity Drain; Sika. Damp Proof Course & Brickwork Products. RIW Liquid GM Data Sheet. Damp Proof Course & Brickwork Products. Concrete Formwork & Shuttering. It has a high flow capacity to alleviate hydrostatic pressure on below ground structures and has a high puncture resistance. A full list of data sheets, including liquid applied systems, DPC & Cavity Trays and many more PDFs - available to view online or download. RIW Sheetseal Damp Proof Course; Insulated DPC Damp Proof Course; Gas Resistant Damp Proof Course; Brick Reinforcement; Cavity Closers; Airbricks & Telescopic Vents; Basement Waterproofing & Tanking. Quantity. RIW Cavity Drain R20 - HDPE studded membrane. Sheet. Weepholes DPC Cavity Drain Overtape Sheetseal 9000 DPC / Cavity Tray Sheetseal 226 lapped over DPC Sub – Soil Drainage 11 | P a g e 7. The RIW range offers a wide variety of products which. The moulding profile prevents entry of soil and stones between the wall and membrane or into the drainage layer. Wykamol Cavity Drainage Membranes; Triton Cavity Membranes For Wall & Floors; Visqueen Cavity Drain System; RIW Cavity Drain; Sika. Product. 500 / pack. Products can also be ordered through other Builders Merchants, such as Travis Perkins, Jewson, Gibbs and Dandy or Keyline. The moulding profile prevents entry of soil and stones between the wall and membrane or into the drainage layer. SCS Cavity Closers quantity. About Us; Products + Browse by application. About Us; Products + Browse by application. About Us; Products + Browse by application. Visqueen TreadGUARD300 is A Medium Duty Protection Layer preventing damage to Visqueen damp and gas-proof membranes. View more info. Proofex Cavity Drain SB Pump (FT 301 Pump+Sump Kit Inc Batt) £7786. 12 x 100mm x 2. Proofex Cavity Drain 80 (2. All applications. Description. Permabit has long been the DPC of choice for many brickwork contractors, offering excellent performance in terms of tensile, elongation and tear strength. RIW Structureseal is a waterproofing composite laid beneath the basement slab, directly onto the subsoil. Chamfer Edge Profile quantity. Tanking was required to prevent moisture ingress and a partially suspended slab posed the question of potential ground settlement. STRUCTURAL DRAINAGE SYSTEMS CAVITY DRAIN DOUBLE DRAIN PLASTER DRAIN SUMP PUMPS AQUA CHANNEL You can find out more about the products on the mini data sheets within this guide. 8mt x 2mt. Use when early or normal striking times are employed. POA. uk. . Waterproofing above ground level;RIW’s Technical Department proposed the use of RIW Cavity Drain (as shown overleaf) which can be linked into the DPM with RIW Sheetseal 9000 DPC. RIW/TD/404 AQUA CHANNEL at bottom of secant piled wall. About Us; Products + Browse by application. SCP Expansionthene PW High Density Joint Filler quantity. RIW Aqua Channel along with RIW battery backed Sumps and Pumps were used to collect and pump away ground water to higher level. It will also provide the all important vapour barrier to enable this low risk form of construction (BS8102, type C) to be used for all basement usage without ven- tilating the cavity. Internal water management system to collect water entering basements and substructures. Waterproofing above ground level;A full list of data sheets, including liquid applied systems, DPC & Cavity Trays and many more PDFs - available to view online or download. Cavity Drain Sealing Rope. minimum. Nitofill LV Is a low viscosity system for the injection of cracks between 0. When designing Type A structures (as. RIW . The multiaxial strain qualities of Alderprufe Tuflex are so good that the geomembrane will resist out of plane forces caused by subsidence which occurs with differential waste consolidation and unstable. POA. Landscape walls are much less critical but often require a retaining wall waterproofing membrane to prevent dampness from the ground spoiling the aesthetic nature of the design, with weep holes being incorporated. A range of dowel bar debonding caps manufactured from rigid PVC tube with polyethylene foam fixed into one end to act as compression filler, which allows for expansion of dowel bars in construction joints. RIW Cavity Drain R20 RIW Brick Plugs; sealed through wall membrane using a gasket of RIW Sealing Rope. A full list of data sheets, including liquid applied systems, DPC & Cavity Trays and many more PDFs - available to view online or download. 6. RIW .