SUBMITTALS. Tooling: 915 comes ready to use. Type 3 bond breakers are effective where membrane application occurs either below, or on top of the screed. - Substrate gaps at drainage outlets, flashings,. Find out more. , Inc. Expansion/Contraction: 50% (±25%) as per ASTM C719. adequate sealant support. A bond breaker is therefore employed to minimise the stresses by providing bond relief and ensuring proper functionality of the membrane. The cured. For optimum performance, the width of the sealant bead should be approximately two times the depth. contraction to maximize accommodation of movement. use polyethylene bond breaker tape to prevent three-sided adhesion. Contact CRL Customer Service. Sikaflex® PRO is a 1-component, moisture-curing, elastic joint sealant. Used in joint sealing applications, Bond Breaker Tape stops joint sealants from adhering to surfaces and preventing “3-sided adhesion,” which limits the ability of the sealant to accommodate movement. Approval of the backer rod or bond breaker tape shall be made by the Engineer. sticking to the bottom of the joint and then tearing when the joint opens. Tool as required to properly fill joints and force sealant against joint interfaces, maximizing bond. joints from 6 mm to 12 mm wide, width and depth must be equal. Thioflex 600 is a multi-component joint sealant, based on a liquid polysulphide polymer, which when mixed and applied, cures to form a tough, rubber-like seal. G. Minimum depth is 6 mm and width is 6 mm. Mechanical methods, such as wire brushes, grinders, etc. Do not prime or puncture the backer rod. A bond breaker material shall be installed prior to installation of the sealant to maintain minimum or maximum depth of sealant. To prevent the sealant from adhering to the surfaces, bond breaker tape is applied along the whole width/length of the base of the joint. C. If the sealant bonds in the wrong areas, it. The use of a bond breaker prevents undesirable three-sided adhesion. Sealant backer material is available in three types: Type I, Type II, and Type III, and serves one or more of the following purposes: (1) limits the amount and depth of sealant applied to a joint, (2) acts as a barrier interface to prevent backside adhesion (bondbreaker), and (3) provides a form to assist the sealant in developing a shape factor. When a bond. Control the depth of the sealant by using a Backer Rod that is 25% larger than the joint opening at its median temperature. The joint slot width when 4. Tape shall be removed immediately after the tooling. Provide backup material that is a compressible, non-shrinking, non-staining, non-absorbing material, nonreactive with the joint sealant. It cures under the influence of atmospheric moisture to form an elastomeric material with adhesive properties, in some cases without the need for priming of the substrate. 08 APPLICABLE PUBLICATIONS: A. Use CRL Bond Breaker Tape to create proper two-way sealant bonds. It is applied to the casting slab to function as a bond breaker between the casting slab and the tilt-up or lift-slab panel. The cured sealant. For example, joints in concrete sidewalks can be subject to concentrated loads due to high heels. PART 3 - EXECUTION 3. Proper design is 2:1 width to depth ratio. Figure 2 The width of building expansion joints vary because of seasonal and daily changes in temperature. WPA MS is a single component, moisture cured silane modified hybrid sealant free of solvents and isocyanates, with a very low VOC content. 2 PRIMERS 2. Compare. Add to Cart. • Excessive sealant depth will result in. rods, typically composed of polyethylene, Figure 1 – Double backer rod and sealant joint section. Sealant backing. Bond breaker tape or backer rod must be used in bottom of joint to prevent bond. Dampfix Platinum Bostik Australia Pty Ltd, Level 1, 6 English Street, Essendon Fields, Victoria, 3041, Australia. - All bond breaker joint sealant profiles must be a minimum 6mm in depth at the mid-point of the joint. 02. 4 Neoprene SECTION 07 92 00 Page 1. Gripset BRW Fillet: A preformed butyl rubber profile designed for use at wall/floor junctions as an integral part of the Gripset BRW Sheet waterproofing system. 94. bridge joint in a variety of applications , including restoration of failed sealant joints. 5” use a 2:1 width to depth ratio to accommodate movement. in deep joints, the sealant depth must be controlled by closed cell backer rod or soft backer rod. from adhering to the back of a raked joint or to the backup), allowing the sealant to freely deform in response to building movements (see Figure 1c). Sealant Pouring Fill the sealant in the ready joint by hand or. Laurence Co. This type of tape is made of polyolefin, or Teflon, and. Acting as the required system "bond breaker", the B50 / B10 Joint Band will accommodate movement in longitudinal, lateral and transverse directions enabling. As the sealant joint width becomes larger than 1", the depth should be held to approximately 3/8". In a properly designed structurally glazed joint, the sealant is strong enough to support glass and other panel materials under high wind load. The ratio of joint width toVetoflex PU780 is one part, moisture curing, low modulus elastomeric joint sealant based on polyurethane. Bastion Bond Breaker to be used as a flexible bond. Backer rods are excellent at controlling the amount of sealant used or the depth of the sealant in a gap. joint sealant to the recommended thickness. If using a sealant, use a scraper to flatten the corners. Bastion 100mm x 10m Bond Breaker Waterproofing Joint Band (1) $25. If depth exceeds 1/2", use backer rod. The combined system will satisfy the criteria of AS 3740 “Waterproofing of Wet Areas Within. Fast cure (FC) polyurethanes or Modified Silyl terminated sealants (MS) may. 4. Joint width 8 mm 10 mm 15 mm 20 mm 25 mm 30 mm Joint depth 6 mm 8 mm 8 mm 10 mm 12 mm 15 mm Joint length / 600 ml ~ 12. Install bond breaker tape over substrates when sealant backings are not used. Typical expansion joint Thioflex 600 Pouring Grade Bond Breaker Tape Recess Hydrocorr Typical construction joint Thioflex 600 Pouring Grade Bond Breaker Tape. - Installs easily and quickly. B. Do not prime or damage the surface of the bond breaker. Service temperature -50˚C to +120˚C. Purchase Bastion 300ml Bond Breaker Joint Sealant. Meets Federal Specification TT-S-00230C, Type II, Class A. 2 Non-porous substrates 8 4. 68 (150) Surface and ambient temperature minimum 40-100 maximum 14 days ChemMasters Aquanil Plus 100 (P)(1) Clean, free from dirt, dust, laitance, oil, grease, paints, curing or sealing compounds, tilt up bond breakers or other contaminants 1 Application: 9. " The sealant should bond only to the substrates that will be moving. For oil-based paints undercoat with water-based primer. thickness of sealant, waste, application techniques, etc. The installation of solvent based polyurethane joint sealants beneath water based membranes can result in a breakdown in the membrane through solvent release. •A thin bead of sealant (1/4" ± 1/8" Documents. This clear, tough plastic tape with a clear polyethylene adhesive backing is eight mils (. Uses: BestBond Joint Sealant permanently fills and seals cracks in concrete, stone, masonry, and most rigid surfaces. Heat and melt the sealant in a melter constructed either as a double boiler filled with a heat-transfer medium between the inner and outer shells, or with internal tubes or coils carrying theElastoproof B50 / B10 - Bond Breaker Joint Band. 94. D. 3 mm). Bond breaker tape or backer rod must be used in bottom of joint to prevent bond. Bond Breakers: A type of sealant backing. • Excessive sealant depth will result in. 5With a bond breaker tape in between the joint sealant and joint filler, free movement can be achieved. Remains flexible with expansion and contraction of building component, based on good joint design. Therefore, sealing joints must be considered maintenance parts which require a periodical inspection. Find Bastion 300ml Bond Breaker Joint Sealant at Bunnings. Where a particularly neat finish is required, mask the face edges of the joint before sealing and remove immediately after tooling is. StorageWith a given sealant and given conditions, the shape factor of the joint will determine its performance. In addition, DOWSIL™ 890-SL Silicone Joint Sealant can be used on asphalt. 5 m ~ 4. Bond Breaker Tape is used in joint sealing applications to ensure sealant only adheres to two faces of the joint. Silicone WP Plus • Neutral cure, anti-fungal formulation. C. Compare. )it into the joint channel without stretching it lengthwise. • Mould and mildew resistant. Install bond breaker tape or backer rod to prevent bond at base of joint. Provide bond breaker (tape or rod). Because many backup materials act as bond breakers, a separate bond breaker ma-terial is not always required. Submit manufacturer's detailed technical data for materials, fabrication, and installation, including catalog cuts of bond breakers, backer rods, and accessories. 5”use a 1:1 width to depth ratio and joints wider than . compounds, tilt up bond breakers or other contaminants 1 Application: 3. Jakarta Barat Mulia Jaya Packing. Use CRL Bond Breaker Tape to create proper two-way sealant bonds. 3 BOND BREAKERS 2. Bond breaker tape approved by the sealant manufacturer may be used in lieu of bond breaker rod when sealing random cracks. 1 The primer used should be as named on the 4. Where a particularly neat finish is required, mask the faceExpansion Joints - - All expansion joints must be isolated from the membrane by a minimum 12mm wide bond breaker tape that covers the entire width & length of the joint. bond breaker joint can be over coated . It is important for the sealant to bond to joints in two places so it can expand properly. Waterproof – Nomaflex will not absorb water and will remain in place for years. Joint-Sealant: One-part silicone sealant, having a joint movement capability of plus-or-minus 100% elongation, minus 50% compression, and Shore A durometer hardness of 15. This article discusses the features of mastic sealants in the construction industry. Sealants can help pre-Joints shall be designed with a depth to width ratio of 1:2 (joint depth one-half the width). 6144. 1 "Min. Use CRL Bond Breaker Tape to create proper two-way sealant bonds. , measured at the center point of the joint width. 5”. 7 TRAFFIC CONTROL PART 2 PRODUCTS 2. EN 13108-6 8. 2. , 11 Saw Cut Or Formed Joint Compression Seal 16" Preformed Elastomeric 9 Not Required For Construction Joints. in optimal conditions, the depth of the sealant should be ½ the width of the joint. Where the joint depth does not permit the use of backer-rod, a bond breaker (polyethylene strip) must be used to prevent three-sided adhesion. A. The joint filler sop shall be of a closed cell expanded polyethylene foam backer rod and polyethylene bond breaker tape of sufficient size to provide a tight seal. Bond height. For joints greater than 1 inch (25. A clear or translucent type of packing tape is preferred and can be purchased from most Dow silicone pavement sealant distributors. 94. 3 BOND BREAKERS 2. Packaging: Grey 600ml. 7. Available in a 300ml cartridge and as a 600ml sausage. Joint design Again to ensure long term performance the depth of the joint should be designed to be approximately half of the width especially on joints > 25mm wide. 8 WARRANTY: A. 1. 4. For construction or contraction joints a bond breaker tape or back-up strip should be used. essential that bond breaker tape or polyethylene closed cell backer rod be used to regulate joint depth and prevent three sided adhesion. The bond breaker tape stops the sealant from adhering to the surfaces and prevents three-sided adhesion. Polyethylene tape for isolating sealant and eliminating sealant adhesion to concrete, metals and joint. These sealants cure upon exposure to moisture in the air to form aThis product acts as a powerful bond breaker in the prevention of bottom-side sealant adhesion. Yield proper bond breaker between the backup material and sealant. Proper joint design is 2:1 width to depth ra-tio. 375” to 0. SECTION 07920 – JOINT SEALANTS PART 1 GENERAL 1. CURE & TILT WB is used as a cure and bond breaker in tilt-up, lift-slab, and precast concrete construction. The correct size grout joint is also a factor that helps with movement accommodation. 4 BACKUP MATERIAL. Sika Sikaflex 1A Polyurethane Elastomeric Joint Sealant And Adhesive - 20 Ounce Sausage. Hotwire 1200W 8m² Heating Mat (0) $1008. For window perimeter joints, such as fillet beads or angle beads around windows and doors, the minimum. Backer rods should be closed-cell polyethylene foam. Also performs as the bond breaker for the waterproofing system. The maximum recommended joint width is 1. JOINT PREPARATION The joint surface must be clean, dry and free from oils, loose mortar, laitance, release agents and other contaminants. Find us. Visit your local store for the widest range of products. Function #6: Serve as a bond breaker1. 1 Blocking Media/Backup Materials 2. Sikaflex® MS has been formulated for sealing joints in and around concrete, brick, masonry, pre-cast panels, stone cladding, windows, doors and fibre cement sheeting. g. 800. The use of a bond breaker is not required in expansion joints containing Fosroc Hydrocell or Expancell cellular polyethylene expansion joint fillers. B. Closed cell backer rod should be 25 % larger than. 7. Always use bond breaker tape or closed cell back-Joint Backing: Backer rod is necessary to control depth of sealant and provide a base for tooling pressure. in deep joints, the sealant depth must be1/2 inch (13 mm). Joint surfaces must be clean, dry and free from frost. 2. The sealant joint shall fully embed the bond breaker tape, extending 1/4” (6 mm) to 3/8” (10 mm) beyond the endUse joints greater than the minimum of 1/4 inch (6 mm width), since wider joints can accommodate more movement than narrow joints and can also result in a greater joint spacing. surface conditioner or primer, type of sealant backing material, bond-breaker, and joint ®ller, among others. To prevent three-point adhesion use a backer rod or bond breaker tape to ensure proper joint movement and a long lasting weatherproof seal. EDP-0977(653)--7Y-29 . Products. 5 mil Low-Density Polyethylene Film Tape is frequently used after installing anchor rods in concrete to prevent cracks in the concrete surface. It is important for the sealant to bond to joints in. Bastion 100mm x 10m Bond Breaker Waterproofing Joint Band (1) $25. When you’re in need, we’re here to help!Features. act as bond breakers, which allow the silicone sealant to move freely with the joint. In this con-Compact sealant into joint with a wet wooden spatula and smooth off to the desired finish. Aquaband is an innovative detailing system designed for waterproofing and sealing all types of joints, junctions and general areas subject to movement. This allows membrane release from the bond breaker, into a compressible medium. Sikaflex-11 FC Sikaflex®-11 FC is a one part, moisture curing, elastic joint sealant and multipurpose adhesive based on. Apply the masking tape on the edges of the both the joint faces. Add to Cart. Hot backer rod is a backstop material for most hot-pour sealants used to fill contraction and expansion joints of concrete highways, runways, driveways, and parking lots. Longer drying times are necessary in these areas. Follow the manufacturer’s instructions. In deeper joints, a polyethylene backer rod must be used to act as the bond breaker, and at the same time set the joint depth and support the sealant. 1. 1 + 2+ 1 4 16 11 3 d = w = Unless Specified Otherwise In The Plans4 1 8 4 1 8 Joint Sealant Material To Be As Specified In The Plans 3 d = w = Unless Specified Otherwise In The Plans4 1 8 4 Joint Sealant Material To Be5. Bond breaker. Compare. Applying the waterproofing membrane is the final step. (6. JOINT DIMENSIONS Joint size should not exceed 1/2" wide x 1/2" deep. org Bi-cellular sealant backing: composed of both open and closed cell polyethylene or polyolefin foam with a surface skin. Often necessary because of the sealant in-compatibility with these forms of fillers. Protect surfaces with masking tape. Suitable as a back-up filler for most liquid sealants Ideal for stopping contaminants such as soil entering into expansion slots and joints. 2 mm) thick, and has high adhesion to steel or other structural metals. Bond Breaker: When required, pressure-sensitive polyethylene tape, teflon tape, or other plastic tape as recommended by the sealant manufacturer for the location, to prevent bond of sealant in heel of joint. If joint depth does not allow for backer rod installation, use polyethylene bond breaker tape. 3. From 12 mm wide to 24 mm wide the depth should be 12 mm,. ) The sealant should have a minimum bond of 1/4 inch on the side of the joint and a depth of 1/8 inch to 3/8 inch at the center. When sealing joints and gaps, avoid three-sided adhesion by using bond breaker tape and/or backer rod. narrow joints. THE STANDARD SPECIFICATIONS, SERIES 2015, ARE AMENDED BY THE FOLLOWING MODIFICATIONS AND ADDITIONS. Simply apply the sealant directly over FIBRE EXPANSION JOINT. Bond breaker systems can be optimized by installing foam backing rod in the junctions, on top of the cured membrane, before laying the screed. $9. Sikaflex®-1A is a premium-grade, high-performance, moisture-cured, 1-component, polyurethane-based, non-sag elastomeric sealant. 6 Silicone Rubber Base. Thick. Compatible with Davco K10 Plus, Davco K10 Rapid and Davco Dampfast. PTFE joint Sealant 4mm x 12mm / Expanded super seal with Glue. Aquaband Bond Breaker. • For joints subject to puncture by high heels or umbrella points, a stiffer or higher density backup material is required. Bond-Breaker Tape: Polyethylene tape or other plastic tape recommended by sealant manufacturer for preventing sealant from adhering to rigid, inflexible joint-filler materials or joint surfaces at back of joint where such adhesion would result in sealant failure. • Three-sided adhesion limits the amount of movement that a joint can accept before failing. To prevent three-point adhesion use a backer rod or bond breaker tape to ensure proper joint movement and a long lastingDOWSIL™ 888 Silicone Joint Sealant and DOWSIL™ 890-SL Silicone Joint Sealant are one-part silicone formulations that can be extruded from -20°F to 120°F. Back-up Rod: A type of sealant backing. - Accepts joint movement. 4 BACKSTOPS 2. Bond Breakers. No bond breaker material; therefore the joint will not. Customer Service: 1. WPA MS is a single component, moisture cured silane modified hybrid sealant free of solvents and isocyanates, with a very low VOC content. Silicone WP Plus Sealant. Pavt. Bond breakers can be a silicone or polyurethane sealant, or preformed bond breaking corners and tapes. Primers may be applied to the sides of joints to provide a good bond between them. Primary use shall be with new joint construction and remedial joint. The backer rod acts as a bond breaker, preventing what is commonly referred to as three. Publications are referenced in text by basic designation only. bond breaker tape sealant. Joint Width Inches (mm) Joint Depth. For contraction joints a bond breaker tape or back-up strip must be used. - 1 - Types of bond breakers Bond breakers can be flexible sealants like silicone or polyurethane, bond breaker tapes, fabric mesh or foam rods. Avoid brushing on the bond breaker tape. 1. No bond or adverse reaction shall occur between the bond2. Priming is typically not necessary. Still Not Sure? Call our 7 Day. Second, it aids in achieving an ideal shape of the sealant (e. (Vetoflex PBR). Without bond breakers, the joint sealer tears apart from movement. Tool as required, although minimum tooling is necessary. Clean all surfaces. Posted By : / hollywood beach marriott beach chairs /; Under :nars air matte blush torchnars air matte blush torchCorrect joint depth can be established by inserting polyethylene based Sika® Backer Materia,glass rod,etcl tightly into the joint. Compressible Joint Sealant : Install compressible sealant in joint to depth recommended by manufacturer. Bond Breaker Tape: Polymer tape compatible with joint sealant materials and recommended by sealant manufacturer. Featuring the central “Flexible Zone” the Aquaband can accommodate movement in longitudinal, lateral and transverse directions enabling high elongation,. 6 ENVIRONMENTAL REQUIREMENTS 1. Flexible Joint Sealant. Color: Clear: EUCO 700: Semi-Rigid Joint Filler quantity . Bond breaker tapes are available in following width:15mm, 20mm, 25mm, 50mm. Consultmm) and width is 1/4 in. construction or contraction joints polyethylene bond breaker tape or back-up strip must be used. It shall be compatible with the joint sealant and no bond or reaction shall occur between the rod and the sealant. PAGE 2. 5” use a 2:1 width to depth ratio to accommodate movement. • Backer rods, joint fillers or bond breakers must be tight to the sides of the joint to prevent loss of sealant through the bottom. Bond Breaker Strips. 2 cm) thick. Backer rods are excellent at controlling the amount of sealant used or the depth of the sealant in a gap. Sealant Melting. Use joints greater then the minimum of 1/4 inch (6 mm width), since wider joints can accommodate more movement than narrow joints and can also result in a greater joint spacing. Maintain Section format, including the UH master spec designation and version date in the center columns of the header and footer. joint. Approved bondbreaker system conforming to AS 3740; Time saving simplified installation • Eliminates need for sealant bondbreakers and tapesContractor Polyurethane Sealant Permanently flexible with ± 25% movement capability. Features & Benefits . This base surface can be an isolation or expansion joint filler material, concrete, backer rod, or any other base that can lead to a three-plane adhesion condition. In joints too shallow to take a backer rod, use a bond breaker tape to prevent three-sided adhesion. Use either a backer rod or tape bond. 2 Bond Breaker Installation 7 4. Ideally this should be accomplished by mechanical means. 3. C. It is suitable for movement and connection joints for indoor and outdoor applications. 0-6. Bastion 100mm x. 932-1. Easy and time saving installation. If joint depth does not allow for backer rod installation, use polyethylene bond breaker tape. Because many backup materials act as bond breakers, a separate bond breaker material is not always required. The. Compatible with Davco K10. is a cus tom extrusion or mold made of higher durometer silicone rubber used in custom applications. FIBRE. Innovative detailing system designed for waterproofing and sealing all types of joints, junctions, and general areas subject to. from adhering to the back of a raked joint or to the backup), allowing the sealant to freely deform in response to building movements (see Figure 1c). • Apply closed cell polyethylene backer rod or bond breaker tape into joint to prevent 3 sided adhesion of the sealant. approximately 2” in length shall be made along the sides of the joint. $9. 5 inches (38 mm). The type of bond breaker required under the above mentioned. 421. Closed cell backer rod should be about 1⁄ 8" (3 mm) larger in diameter than the width of the joint to allow for compression. Pre-Installation Conference—Many specifications re-quire that a pre-installation conference be held among the parties involved in the joint sealant construction, includinggetter. A further 2 full coats, at 900bond free, thereby allowing the sealant to adhere only to the sides of the joint. 1 Rubber 2. 5”. palette knife, masking tape, bond breaker tape, tool cleaner, paint brush for priming, helical mixing paddle and non porous surface primer. A backing material shall be placed as shown on the plans and shall be nonadhesive to the concrete or the sealant material. The type of bond breaker required under the above mentioned. Sikasil®-728 SL can be used on. Elastic reinforcement essential for the critical movements areas. Use a Sika PEF backing rod to form the joint base. Never use open cell rod in on grade horizontal joints. Sealants - the Professional's Guide. Elastoproof B50 / B10 - Bond Breaker Joint Band. WHAT are Joint Sealants used for ? Joint sealants are used to seal joints and openings between two or more substrates. DESCRIPTION Crommelin® Reinforcing Fabric with Bond Breaker is a 100mm wide self-adhesive non-woven polyester fabric. Bond-Breaker Tape: Polyethylene tape or other plastic tape. - Substrate gaps at drainage outlets, flashings,. Use a sealant backing or bond breaker tape to eliminate "three-sided adhesion. 1. EXPANSION AND CONTROL JOINTS Sealant (depth is 1/2 width). contraction joints a bond breaker tape or back-up strip should be used. Dimension C must be at least 6 mm (1/4”). JOINT BACKING BOND BREAKER Joint backing should be used to control the recommended joint depth and prevent 3-sided adhesion. Allow the primer to dry as per the specification. Besides shape and size, an important attribute to consider is the. Acceptable types of bond breakers shall include: (a)Closed cell expanded polyethylene foam backer rod. MasterSeal NP 2 sealant. 2. It is important for sealant to bond to joints in two places so it can expand properly. Usage. Bostik’s recommended sealants • Bond breaker is to be installed over the dry primer coat where a bond breaker joint is required, e. Vetoflex PU780 is one part, moisture curing, low modulus elastomeric joint sealant based on polyurethane. As the sealant joint width becomes larger than 1", the depth should be held to approximately 3/8". Semi-rigid joint fillers. PU sealants are mistakenly used as a bond breaker, where a neutral cure silicone should be installed. 1. The round profile assists in providing the correct joint sealant profile allowing optimum movement. Neutral cure silicone used as a bond breaker. Sika Sikaflex 1A Polyurethane Elastomeric Joint Sealant And Adhesive - 20 Ounce Sausage. 46. typically up to 25% larger) than the actual width of the joint to provide a friction fitfrom the driving surface and should show necessary joint fill-ers, sealant backing, bond breakers, and bonding surfaces. Simply raking debris out of the joint with hand tools is not sufficient. As a bond breaker/joint profile former to support elastomeric sealants in expansion joints between all common building materials Roads, bridges, roof joints Expandafoam Closed Cell is used as a backing strip for non traffic-bearing expansion joints. 2 mm) thick, and has high adhesion to steel or other structural metals. 55. Important Considerations: Joint Cleanliness- A clean joint should have no visible signs of residual sealant or debris on the joint face and some form of backer rod or bond breaker tape be installed. 5 m ~ 2. For construction or contraction joints, use a bond breaker tape or back-up strip. Approved bondbreaker system conforming to AS 3740; Time saving simplified installation • Eliminates need for sealant bondbreakers and tapes Crommelin Bond Breaker Bandage 100mm x 50M Bond-breaker tape made of non-woven polyester fabric called Crommelin Polyfab BB is self-adhesive and intended to be installed over joints, fissures, or other places where structural movement is anticipated. . Rp5. Sealants. For nonmoving joints, the width to2. In a typical joint the sealant should adhere to both opposite surfaces of the sealant slot but not to its base, leading to two sided adhesion; not three sided adhesion. The maximum depth is 1/2 inch (13 mm) and the minimum is 3/8 inch (10 mm). Aspal sealant bulk / asphaltic plug , joint sealant rigid beton. This clear, tough plastic tape with a clear polyethylene adhesive backing is eight mils (. Use only the correct backer rod size. 5 m ~ 7. to internal corners and changes in wall/wall; hob/wall junctions, pipe penetrations, tap bodies, water stops, drainage outlets or similar • Bond breaker joints must be a minimum 12mm x 12mm coved bead of sealant. Joint Sealant 300ml Cartridge| Exterior polyurethane joint sealant, general purpose by James Hardie. WPA MS is a single component, moisture cured silane modified hybrid sealant free of solvents and isocyanates, with a very low VOC content. Closed cell backer rod or bond breaker tape must be installed at the bottom or base of a dynamically working joint prior to sealant installation to prevent three sided adhesion. The bond breaker may be incorporated in the backup material. Note: Not recommended for fire applications. Proper design is 2:1 width to depth ratio. (Vetoflex PBR). Suitable Surfaces & Substrates. . 4. Elastomeric sealants should not adhere to the base of a joint. Add to Cart. 5 Bond Breaker Rod: The bond breaker rod shall be a closed cell, expanded polyethylene foam rod of the size and dimensions shown in the Plans.