Suitable for most water-based paints. Essential to any sealant application is a backer rod or bond breaker tape. Install tap flanges. Click here to access Bastion 600mL Bond Breaker and MS Joint Sealant – User Guide. Priming is not usually necessary. High elasticity – cures to a durable, flexible consistency with exceptional cut and tear-resistance. Use bond breakers that are chemically inert and resistant to oils, gasoline, solvents, and primer, if one is required. • Backer rods, joint fillers or bond breakers must be tight to the sides of the joint to prevent loss of sealant through the bottom. Emer-Proof Joint Seal Tape performs as the waterproofing system bond breaker, avoiding the use of sealant beads and backing rod bond breaker methods. 4. Featuring the central “Flexible Zone” the Aquaband can accommodate movement in longitudinal, lateral and transverse directions enabling high elongation,. PAGE 1 OF 3 AVD3070 REV 4/05 TABLE 1 - PHYSICAL PROPERTIES Property/Test Methods Value Shore A Hardness, ASTM D-2240. Where a particularly neat finish is required, mask the face edges of the joint before sealing and remove immediately after tooling is completed. 3. Jakarta Barat Mulia Jaya Packing. Also avoid applying sealants inBond-Breaker Tape: Polyethylene tape or other plastic tape recommended by sealant manufacturer for. breaker tape to isolate FIBRE EXPANSION JOINT from the joint sealant material. Bond breaker tapes are available in following width:15mm, 20mm, 25mm, 50mm. Documents. Silicone WP Plus • Neutral cure, anti-fungal formulation. In addition, many backup materials also serve as bond breakers. 46. • Use backer rod or bond breaker tape to eliminate a situation of "three‐sided adhesion" • Use 2:1 width to depth ratio to accommodate more movement than a thick joint (i. In joints too shallow for backer rod, a bond-breaker tape should be used to prevent three sided adhesion. (Vetoflex PBR). Dunlop 1L Multipurpose Water Based Primer (0) $25. Joint Sealant Material To Be 8") (w +1 Tape Bond Breaker Or Crack Existing Joint Saw Cut Or Formed Joint 4"" to 1 8 1 4"" to 1 8 1 32" Max. 3 D (D=Conc. • Wider joints (minimum of 1/4" width): as wider joints can accommodate more movement than narrow joints. The ratio of joint width of sealant to depth should be 2:1, however, in all cases, the sealant must be no wider than 30mm or deeper than 5mm. with Bond Breaker . MasterSeal NP 2 sealant. B. Acting as the required system "bond breaker", the B50 / B10 Joint Band will accommodate movement in longitudinal, lateral and transverse directions enabling. Customer Service: 1. This reduces cost and improves installation time. D. Open cell polyurethane foam or closed cell polyethyleneSilicone WP Plus sealant is available in translucent, grey and white and is also suitable for use as a finishing and roof & gutter sealant. 6144. R. Bond Breakers: A type of sealant backing. For construction or contraction joints a bond breaker tape or back-up strip should be used. 5With a bond breaker tape in between the joint sealant and joint filler, free movement can be achieved. Customer Service: 1. Bond Breakers Sec 2 2-3 ® ® Guide to Tilt-Up Bondbreakers A bond breaker is a ‘material used to prevent adhesion of the newly placed concrete to the substrate’*. Maintain Section format, including the UH master spec designation and version date in the center columns of the header and footer. Consisting of a unique grade of rubber, the Bond Breaker Waterproofing Joint. 1 SEALANTS 2. , measured at the center point of the joint width. Tough, elastic, rubber-like seal. Innovative detailing system designed for waterproofing and sealing all types of joints, junctions, and general areas subject to movement. 6144. For use on horizontal substrates. The product should be used where appearance. Product Data Sheet Show all documents. - Gives proper shape to sealant for effective function. Three-sided adhesion can be eliminated by the addition of a bond breaker tape or backer rod. Joint walls must be sound, clean, dry, frost-free, and free of oil and grease and any other contaminants. The round profile assists in providing the correct joint sealant profile allowing optimum movement. If the sealant bonds in the wrong areas, it may tear or stretch to the point of failure. 3. All bond breaker rods installed shall be covered by a sealant at the end of2. Tool as required to properly fill joints and force sealant against joint interfaces, maximizing bond. SOF-SEAL® or any hot-applied sealant, such as HI-SPEC®, can be used to protect the joint. Bond Breakers: A type of sealant backing. A WATER REPELLENT, WAX BASED BOND BREAKER MATERIAL DESCRIPTION Sika® BondBreaker W is a water repellent, wax based bond breaker material. With a. Bond Breaker Strips. 02 SEALANT AND CAULKING MATERIALSFind Bastion 300ml Bond Breaker Joint Sealant at Bunnings. Polyethylene tape for isolating sealant and eliminating sealant adhesion to concrete, metals and joint. Hybrid MS Polyurethane Sealant. Rp5. Priming is typically not necessary. Flexible Joint Sealant. In fact, some types of joint fillers can serve as a backing material and bond breaker, in which the applicator can apply the sealant directly on the filler. Follow these guidelines when placing the sealant: a. Sika® Foam Backer Rod Closed Cell has excellent cpmression and recovery properties, is available and various sizes and lengths. Our backer rod (backstop / bond breaker), is designed to work with all popular sealants including NP1 Polyurethane, a Novalink Polyether, M1, Duralink, glazing sealants and self leveling sealants like Novalink SL or SL1 and SL2, as well as butyls, polyurethane, silicones, tri-polymers, polysulfide. • is impacted by sealant joint MOC (including the substrate Adhesion: Sealant joint failures in the biomedical facility environment are frequently due to. See table below. 375” to 0. 3 mm). $9. • Install appropriate Tremco polyurethane sealant, TREMflex 50 or Dymonic 100 into the crack in the correct depth to width ratio. Use CRL Bond Breaker Tape to create proper two-way sealant bonds. Bond breaker tape: primarily a self-adhesive polyethylene or teflon material. Features Snapshot. Master Wall® System Latex Sealant as Bond the joint shall be mechanically cleaned by water or sand blasting. It incorporates a self-adhesive portion (central 1/3 of tape) that acts as a bondbreaker - over joints, cracks or other. When cured it forms a tough, flexible seal and bond, capable of cyclic expansion and compression movement. 02. Closed cell backer rod should be about 1⁄ 8" (3 mm) larger in diameter than the width of the joint to allow for compression. Figure 1. Figure 4 shows a section of sealant removed from a failed joint. Tool as required, although minimum tooling is necessary. 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. 3. Bond breakers are not required as elastomeric sealants will not bond to dura. They can be flexible sealants in the form of liquid, spray, rods, or tapes. after the sealant is cured, as it is extremely difficult to apply such materials onto the surface without contaminating the joints. Joint dimension of 4X anticipated movement allows proper function of high performance sealants even if applied at temperature extremes. Acting as the required system "bond breaker", the B10 Joint Band will accommodate movement in longitudinal, lateral and transverse directions enabling high elongation, rupture resistance and up to 100% elastic. Bond Breaker or Backer Rod Installation: Install bond breaker or backer rod as specified to regulate depth of sealant. 7 (c) in the Standard doesn’t require a bond breaker at all. assist cold-applied sealants in developing the proper shape factor to prolong the sealant service life. joint width to sealant depth should be about 2:1. The bond breaker may be incorporated in the backup material. A roughened surface will also enhance bond. The combined system will satisfy the criteria of AS 3740 “Waterproofing of Wet Areas Within. Bastion 100mm x 50m Waterproof Reinforcing Fabric (0) $19. Features. For construction or contraction joints, use a bond breaker tape or back-up strip. Purchase Bastion 300ml Bond Breaker Joint Sealant. Bastion 300ml Bond Breaker Joint Sealant (0) $9. The backer rod acts as a bond breaker, preventing what is commonly referred to as three. 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. 2:1 width to. Back-up Rod: A type of sealant backing. Uncured material can. surface conditioner or primer, type of sealant backing material, bond-breaker, and joint ®ller, among others. PRIMING3. polyethylene bond breaker tape to prevent three-sided adhesion. - Installs easily and quickly. Apply sealant using consistent, positive pressure to force sealant into the joint. Bond breaker tape prevents adhesion to the back of shallow three-sided joints. A joint sealant can fail over time due to: any of the options are correct. Therefore, sealing joints must be considered maintenance parts which require a periodical inspection. Note: do NOT use masking tape, electrical insulation tape or ‘Gafa’ tape as a bond breaker tape. Emer-Proof Joint Seal Tape is a wet area grade elastic joint bandage, designed for use in waterproofing critical movement zones within internal and external wet areas. Bastion 4L Exterior. Sikasil®-728 SL can be used on. Pavt. Priming Priming is not usually necessary. 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). Inside Corner Joint: Where substrates are abutting and no-to-minimal joint movement is anticipated , provide bond breaker tape in the corner extending no less than ” (6 mm) out from the corner in BOTH 1/4 directions (see Image 2). The sealant does not adhere to it, and no separate bond breaker is required. Without bond breakers, the joint sealer tears apart from. a. In shallow joints self-adhesive polyethylene tape can be used. 2 Trial Joint Sealant Installation 1. Place bond breaker tape in the bottom of the saw cut joint after it is cleaned and dried. JOINT SEALANTS . Davco K5 Bond Breaker is a neutral cure silicone designed to be used as a bond breaker in the installation of Class II & III waterproofing membranes. 01 EXAMINATIONJoint dimension should allow for 1/4” minimum and 1/2” maximum thickness for sealant. - Substrate gaps at drainage outlets, flashings,. Apply joint sealants in uniform, continuous ribbons without gaps or air pockets, with complete "wetting" of joint bondstructure. 80 (400)ELASTOMERIC JOINT SEALANT / ADHESIVE. The sealant does not adhere to it, and no separate bond breaker is required. , measured at the center point of the joint width. Closed cell backer rod should be 25 % larger than. Use CRL Bond Breaker Tape to create proper two-way sealant bonds. You can use bond breakers to improve joint performance. Prevention. Allow the primer to dry as per the specification. This repair method has the advantage of avoiding costly sealant removal, but can only be used if. Bond breaker tape approved by the sealant manufacturer may be used in lieu of bond breaker rod when sealing random cracks. Use CRL Bond Breaker Tape to create proper two-way sealant bonds. Sealants. No bond or adverse reaction shall occur between the bond2. 932-1. Depth = ½ Width. • Excessive sealant depth will result in. Uncured material can. BUTT JOINTS: if you would like to install a butt joint, due to its high risk of movement joint failure. 000. Suitable Surfaces & Substrates. Features. The cured. essential that bond breaker tape or polyethylene closed cell backer rod be used to regulate joint depth and prevent three sided adhesion. Tremco Dymonic. provides a non-stick surface to prevent sealant 3-sided adhesion. ** Note: The use of a bond breaker is not required in expansion joints containing Expancell or Expandafoam cellular polyethylene joint fillers. The backer rod also acts as a bond breaker to keep the caulking from sticking to the bottom of the opening—called a three-sided bond—with the caulk only adhering to the sides of. 99. In all joints a bond breaker must be used to prevent sealant contact with the back of the joint, and hence allow optimum performance. Movement capability of ± 25 (ASTM C 719) Good workability. Clean and dry the joint or crack and install a new bond breaker before placing the sealant. Apply bead of silicone or urethane sealant around the drain flange at the drain throat to join NA 1740 to the drain assembly. Unlike AIFB joint filler products, Nomaflex is: 1. C. CHARACTERISTICS / ADVANTAGES Easy application by brush or sprayer Non - Hazardous, Non Toxic Non - Staining Customer Service: 1. Often necessary because of the sealant in-compatibility with these forms of fillers. Where hydrostatic pressures are present, compression should be to approximately 40% of its original size. 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. Refer to instructions given by rod and tape manufacturers for the correct backer rod and tape size related to joint size. For joints greater than 1 inch (25. 03 APPLICATION A. EN 13108-6 8. Acceptable types of bond breakers shall include: (a)Closed cell expanded polyethylene foam backer rod. 94. It is important for the sealant to bond to joints in. Sikaflex-1a can be used in green and damp concrete applications. g. 2. Sika® Foam Backer Rod Closed Cell is manufactured from closed cell, low density, polyethylene foam. Apply a fillet to all wall and floor junctions, and if a timber or cement based sheet has been used apply a sealant to the joint between the sheeting. If the sealant bonds in the wrong areas, it. A further 2 full coats, at 900of the sealant to maintain minimum or maximum depth of sealant. Dimension A or B less than 6 mm (1/4”). 1 "Min. (800) 421-6144. Function #6: Serve as a bond breaker1. Primer. Consult mm) and width is 1/4 in. For expansion joints, sealant manufacturers recommend that the contact depth should be equal to one-half the sealant joint width. CHARACTERISTICS / ADVANTAGES Easy application by brush or sprayer Non -. StorageWith a given sealant and given conditions, the shape factor of the joint will determine its performance. The. Features & Benefits . 08 APPLICABLE PUBLICATIONS: A. Compatible with Davco K10. METHOD OF APPLICATION Avoid applying sealants below 40 °F (4 °C) unless following specific instructions for cold weather caulking. It is suitable for movement and connection joints for indoor and outdoor applications. 0-3. To ensure free movement in the joint, bond breaker tape is placed between the joint sealant and joint filler. A clear or translucent type of packing tape is preferred and can be purchased from most Dow silicone pavement sealant distributors. 421. Suitable substrates for Sikasil®-728 SL are concrete, steel, glass, aluminium, masonry, asphalt, brick, natural stone and others. PAGE 2. Sealants in a rigid control joint with mortar are installed over a bond breaker tape, while sealants in an open expansion joint are installed over a sponge backer rod. Joint Depth The joint must be deep enough to allow proper placement of the sealant and a bond breaker/backer rod. The type of bond breaker required under the above mentioned. Closed cell backer rod should be 25 % larger than joint width; do not compress more than 40 %. Thick. General purpose polyutherane exterior grade joint sealant. It is widely utilised as a gap filler and/or bond breaker for wall joints and floor, as a filling. Polyethylene tape for isolating sealant and eliminating sealant adhesion to concrete, metals and joint. $9. 2 mm) thick, and has high adhesion to steel or other structural metals. 1 litre can, average coverage 10m2Bond breaker and closed cell back-up material for use with joint sealants. For construction or contraction joints a bond breaker tape or back-up strip should be used. Joint Filler, Backer Rod and Breaker Tape a. - Accepts joint movement. ® cord must be inserted into the joint to a depth that will accommodate the depth of sealant specified. In joints too shallow to take a backer rod, use a bond breaker tape to prevent three-sided adhesion. Eliminates the need for bond breaker sealants. characteristic values of the joint sealant and the adjacent building materials, the exposure of the building elements, their construction and size. in deep joints, the sealant depth must be1/2 inch (13 mm). Add to Cart. Suitable for use with Bastion waterproofing membranes. If joint depth does not allow for backer rod installation, use polyethylene bond breaker tape. 9 L) unit Code: 042A 10 (Std Gray) Code: 042ANB 10 (Neutral Base). Three-sided adhesion can be eliminated by the addition of a bond breaker tape or backer rod. The use of a bond breaker allows joint movement to happen naturally, independent of the waterproofing membrane, ensuring long-term, leak-free performance. 5 Butyl Rubber Based 2. Expansion/Contraction: 50% (±25%) as per ASTM C719. It is important for sealant to bond to joints in two places so it can expand properly. sides of the sealant. A bond breaker is therefore employed to minimise the stresses by providing bond relief and ensuring proper functionality of the membrane. joint sealant to the recommended thickness. 3. Let us know what you think! If you. Never use open cell rod in on grade horizontal joints. Sika Sikaflex 1A Polyurethane Elastomeric Joint Sealant And Adhesive - 20 Ounce Sausage. Bond Breaking. To facilitate free movement, it can be achieved by adding bond breaker tape in between the joint sealant and joint filler. No bond breaker material; therefore the joint will not. palette knife, masking tape, bond breaker tape, tool cleaner, paint brush for priming, helical mixing paddle and non porous surface primer. B. The portion of the sleeper slab on which the polyethylene bond breaker is to beClick here to access Bastion 300ml Bond Breaker Joint Sealant – User Guide When you’re in need, we’re here to help! We offer a range of services including plumbing, electrical, gas fitting, handyman services, appliance repairs, bathroom renovation and much more. 1-11 Legend A. Bostik’s recommended sealants • Bond breaker is to be installed over the dry primer coat where a bond breaker joint is required, e. Bandage seal (Bandage joint) The application of sealant across a joint which is not designed to accommodate a sealant (see fig. For example, joints in concrete sidewalks can be subject to concentrated loads due to high heels. construction or contraction joints a bond breaker tape or back-up strip should be used. 421. Service temperature -50˚C to. A WATER REPELLENT, WAX BASED BOND BREAKER MATERIAL DESCRIPTION Sika® BondBreaker W is a water repellent, wax based bond breaker material. Joint walls must be sound, clean, dry, frost-free, and free of oil and grease and any other contaminants. Add to Cart. 2. • Three-sided adhesion limits the amount of movement that a joint can accept before failing. Bond height. 2 Joint slot surface preparation 5. Install bond breaker tape or backer rod to prevent bond at base of joint. Meets ASTM C920, Type S, Grade NS,. Bond breakers should be utilized with deep joint applications. • Sanitary grade for interior and exterior use. 5”. D. $9 . Good adhesion to many substrates. EXPANSION AND CONTROL JOINTS Sealant (depth is 1/2 width). The shape of the sealant bead is also important for each application- see Figure 1. 2:1 width to. 0m To ensure that the correct joint width-to-depth ratio is achieved and to prevent the sealant from adhering to the bottom of the joint, it is highly recommended to use a tight- Sikaflex-PRO Sikaflex-PRO is a one component, thixotropic, polyurethane based joint sealant. D. Primers may be applied to the sides of joints to provide a good bond between them. A bond breaker tape or backer rod must be present if joint movement is anticipated. Add to Cart. Polysulfides, silicones, and polyurethanes are examples of: high-range sealants. 15 (After two weeks @ 190°F)Expanded PTFE joint sealant - Super Seal PTFE 3mm x 10mm x 15 m. 6. 2. Joint not properly tooled. It is important for the sealant to bond to joints in. Floor tiling with a 3mm joint size may include silicone filling to full depth, as long as a bond breaker is installed to the backing substrate to maintain two-wall adhesion. Both the structure and the sealant will expand and contract with temperature changes. 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. 1. Use CRL Bond Breaker Tape to create proper two-way sealant bonds. Open cell polyurethane foam or closed cell polyethyleneBastion 300ml Bond Breaker Joint Sealant (0) $9. Stays resilient within a wide temperature range. Apply sealant into joint slot in one direction and allow sealant to flow and level out as ne-cessary. JOINT DIMENSIONS Joint size should not exceed 1/2" wide x 1/2" deep. For construction or contraction joints, use a bond breaker tape or back-up strip. Bond breakers can be a silicone or polyurethane sealant, or preformed bond breaking corners and tapes. polyethylene bond breaker tape to prevent three-sided adhesion. may be required to remove surface PRODUCT DESCRIPTION QUIKRETE Advanced Polymer Concrete Crack Sealant is a superior, textured, one-component, permanently flexible, multipurpose sealant. Used in joint sealing applications, Bond Breaker Tape stops. 5. g. The maximum recommended joint width is 1. If the sealant bonds in the wrong areas, it may tear or stretch to the point of failure. 4 mm), do not exceed 1/2 inch (13 mm) in depth. Approval of the backer rod or bond breaker tape shall be made by the manufacture and engineer. Filler: A sealant backing used behind a back-up rod. 1 Rubber 2. Where joint design or depth of joint will not permit the use of backing rod, use a bond breaker tape. 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. Read More. Add to Cart. Add to Cart. Innovative detailing system designed for waterproofing and sealing all types of joints, junctions, and general areas subject to. 2 mm) thick, and has high adhesion to steel or other structural metals. The use of multiple smaller backer rods or the use of part width or cut down backer rods, will lead to premature joint failure with incorrect sealant thicknesses and excessive joint widths. If using a sealant, use a scraper to flatten the corners. 3. It is important for the sealant to bond to joints in. Increasing the width (W) of the joint and decreasing the depth (D) generally reduces. Because many backup materials act as bond breakers, a separate bond breaker material is not always required. First, backer rod acts. Bond breaker Tape is black self-adhesive. Filler: A sealant backing used behind a back-up rod. The back rod and breaker tape shall be installed in the saw-cut joint to prevent the joint sealant from. Joint Sealant: Mildew-Resistant, Single-Component, nonsag, acid-curing silicone joint sealant, Greenguard certified White Lightning All Purpose Silicone Sealant. The cured sealant. Bond Breakers: A type of sealant backing. Bastion 100mm x 10m Bond Breaker Joint Band is a waterproof reinforcing and bond breaking band that is used as wall/floor junctions to protect the most critical areas of the waterproofing application. Help centre;Crommelin Reinforcing Fabric is a non-woven, rot proof polyester fabric for use in conjunction with Crommelin liquid applied waterproofing membranes. It is a guideline not an absolute rule. Ableflex Expansion Jointing is made from Polythylene Foam and is utilised as an expansion joint or space filler stip as they are also known. Bond breaker tape or backer rod must be used in bottom of joint to prevent bond. Apply continuous bead of USG Sheetrock® Brand Acoustical Sealant around all openingsD. Submit manufacturer's detailed technical data for materials, fabrication, and installation, including catalog cuts of bond breakers, backer rods, and accessories. Where the joint depth does not permit the use of backer rod, a bond breaker (polyethylene strip) must be used to prevent three-point bonding. 4. Innovative detailing system designed for waterproofing and sealing all types of joints, junctions and general areas subject to movement. Features & Benefits . Joint Sealant Material To Be 8") (w +1 Tape Bond Breaker Or Crack Existing Joint Saw Cut Or Formed Joint 4"" to 1 8 1 4"" to 1 8 1 32" Max. Second, it aids in achieving an ideal shape of the sealant (e. Contact CRL Customer Service. Cork or rigid non-impregnated cane-fiber joint fillers are suitable. For use with all Bastion Waterproofing Membranes. Compatible with Davco K10 Plus, Davco K10 Rapid and Davco Dampfast. PTFE joint Sealant 4mm x 12mm / Expanded super seal with Glue. Back up material controls the depth of sealant in the joint. Aspal sealant bulk / asphaltic plug , joint sealant rigid beton. Terminal joint, type HMA, shall consist of a sleeper slab, concrete lug, polyethylene bond breaker, and pre-compressed foam joint. Davco K5 Bond Breaker is a neutral cure silicone designed to be used as a bond breaker in the installation of Class II & III waterproofing membranes. Backer rods should be used when you need to increase elasticity in sealant, reduce caulk consumption by controlling sealant depth, force adhesive into contact for enhanced bonding, or to create a “bond-breaker” which allows the joint to be easily cleaned out and refilled. Do not prime or damage the surface of the bond breaker. 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 works like a rubber band or a shock absorber bonded between two surfaces, stretching back and forth as the two surfaces move. 2 Non-porous substrates 8 4. This clear, tough plastic tape with a clear polyethylene adhesive backing is eight mils (. Sealing joints must be accessible and repairable. This allows membrane release from the bond breaker, into a compressible medium. 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). To facilitate free movement, it can be achieved by adding bond breaker tape in between the joint sealant and joint. 3. 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. 7 TRAFFIC CONTROL PART 2 PRODUCTS 2. The use of sealant joints is prevalent in building design and construction, aerospace, automotive, electronics, tank fabrication, and construction industries. 0m / 5. Silicone sealants are able to bond to most surfaces, particularly porous substrates such as concrete and masonry. to internal corners and changes in direction of substrate plane, such as wall/floor; tap bodies, water stops, drainage outlets or similar • Bond breaker joints must be a minimum 12mm x 12mm coved bead of. Because many backup materials act as bond breakers, a separate bond breaker ma-terial is not always required. Therefore, sealing joints must be considered maintenance parts which require a periodical inspection. Add to Cart. Bond Breaker Tape is used in joint sealing applications to ensure sealant only adheres to two faces of the joint. Warranty.