It incorporates a self-adhesive portion (central 1/3 of tape) that acts as a bondbreaker - over joints, cracks or other. In a properly designed structurally glazed joint, the sealant is strong enough to support glass and other panel materials under high wind load. 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. Indoor Air Quality For Interior Floor Joint Sealants; S Indoor Air Quality For Interior Acoustical Sealants; S Indoor Air Quality For Interior Caulking; S SECTION 07 92 00. 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. with Bond Breaker . Sealant Backing C. Benefits. If joint depth does not allow for backer rod installation, use polyethylene bond breaker tape. Apply sealant using consistent, positive pressure to force sealant into the joint. Bond Breakers: A type of sealant backing. If joint depth does not allow for backer rod installation, use polyethylene bond breaker tape. For most effective results, dura. bond breaker joint can be over coated . it into the joint channel without stretching it lengthwise. PU sealants are mistakenly used as a bond breaker, where a neutral cure silicone should be installed. Do not prime or puncture the backer rod. 2 Joint slot surface preparation 5. Expansion/Contraction: 50% (±25%) as per ASTM C719. 6144. Compatible with Davco K10. may be required to remove surface PRODUCT DESCRIPTION QUIKRETE Advanced Polymer Concrete Crack Sealant is a superior, textured, one-component, permanently flexible, multipurpose sealant. Where hydrostatic pressure exists, only bond breaking tapes must be used,Bastion 300ml Bond Breaker Joint Sealant (0) $9. Minimum depth is 6 mm and width is 6 mm. For use on horizontal substrates. 421. In this con-Compact sealant into joint with a wet wooden spatula and smooth off to the desired finish. g. Size: 5 Metre x 100mm Roll. If DOWSIL™ 991 Silicone High Performance Sealant cannot be installed whenProduct Description. • For a joint size larger than 1 inch, the depth should be kept to between . To prevent three-point adhesion use a backer rod or bond breaker tape to ensure proper joint movement and a long lasting weatherproof seal. 94. • 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. Meets ASTM C920, Type S, Grade NS,. Allow for proper sealant tooling. 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. A further 2 full coats, at 900of the sealant to maintain minimum or maximum depth of sealant. It is important however that the sealant/bond breaker rain screens are backed by aJoint 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. When you’re in need, we’re here to help! Features. 3. Therefore, sealing joints must be considered maintenance parts which require a periodical inspection. Features & Benefits . 2:1 width to. - Substrate gaps at drainage outlets, flashings,. Often necessary because of the sealant in-compatibility with these forms of fillers. Laurence Co. 4. First, backer rod acts as a bond breaker, meaning it allows the sealant to adhere to the walls of the joint and not the bottom. All movement joints shall be recessed 2 mm below flush so that during joint contraction the sealant does not protrude above the surface and so become susceptible to damage from traffic. The maximum depth is 1/2 inch (13 mm) and the minimum is 3/8 inch (10 mm). 3 m ConsumptionA low-modulus plastic sealant, such as silicone, may have a ratio of 1:3. Because many backup materials act as bond breakers, a separate bond breaker ma-terial is not always required. You can simply use a bond breaking sealant or preformed bond breaking corner, tape and pipe sleeves. Install bond-breaker tape behind sealants where. The sealant must bond to only two surfaces such as. Bond Breaker Tape: Catalog number 827T by C. 2:1 width to. Control the depth of the sealant by using a polyethylene backer rod that is 25% larger than the joint opening at standard temperature. This clear, tough plastic tape with a clear polyethylene adhesive backing is eight mils (. APPLICATION RANGE Performance Levels Commercial and residential Location Internal wet areas, balconies, decks, and other areas that will be tiled or otherwise protected from regular foot traffi c. Contact us4 MAINTENANCE OF SEALING JOINTS Sealing joints fulfill an important role when it comes to protecting the bond line from environmental influences or simply prevention of moisture or water ingress. Natural bond breaker; Bitumen-free and rot-proof; POLYBOARD. For contraction joints a bond breaker tape or back-up strip must be used. Featuring the central “Flexible Zone” the Aquaband can accommodate movement in longitudinal, lateral and transverse directions enabling high elongation,. 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. Add to Cart. JOINT SEALANTS SECTION 07 92 00 JOINT SEALANTS PART 1 - GENERAL 1. Self Adhesive Butynol Tape that is the ultimate in bond breaking. Where hydrostatic pressure exists, only bond breaking tapes must be used, not foamed back-up. Polyethylene tape for isolating sealant and eliminating sealant adhesion to concrete, metals and joint. Always use bond breaker tape or closed cell backer rod for support on horizontal joints. Approval of the backer rod or bond breaker tape shall be made by the manufacture and engineer. 7 (c) in the Standard doesn’t require a bond breaker at all. Minimum depthA. In joints too shallow for backer rod, use a polyethylene bond-breaker tape to prevent three-sided adhesion. Function #6: Serve as a bond breaker1. Service temperature -50˚C to. 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). - Substrate gaps at drainage outlets, flashings,. Priming is typically not necessary. Pavt. It is important for sealant to bond to joints in two places so it can expand properly. Install bond breaker tape or backer rod to prevent bond at base of joint. e. Cork or rigid non-impregnated cane-fiber joint fillers are suitable. Acting as the required system "bond breaker", the B50 Joint Band will accommodate movement in longitudinal, lateral and transverse directions enabling high elongation, rupture resistance and up to 100% elastic. • Apply a 150mm wide x 1mm WFT strip of Vulkem NEM un-reinforced. Joint Sealant Material To Be 8") (w +1 Tape Bond Breaker Or Existing Joints Or Cracks. 1 EXECUTING EQUIPMENT 3. 01 EXAMINATIONSuitable back-up material, duracord, must be used to adjust sealant depth in the joint to comply with the joint geometry cited in the table. Sikasil®-728 SL can be used on. For green concrete applications control joints must be cut 8 hours prior to sealant. Innovative detailing system designed for waterproofing and sealing all types of joints, junctions and general areas subject to movement. Add to Cart. Sikaflex-11 FC Sikaflex®-11 FC is a one part, moisture curing, elastic joint sealant and multipurpose adhesive based on. PART 3 - EXECUTION 3. A roughened surface will also enhance bond. the joint and completely fill the joint without spilling the material on the surface of the pavement. High strength while remaining elastic. Zip pay and Paypal available to purchase products online. 4 Neoprene SECTION 07 92 00 Page 1. NOTE: Although good in principle, it is difficult to place bond breaker tape in the bottoms of the grooves such that the tape will not move during application of the sealant. Find Bastion 300ml Bond Breaker Joint Sealant at Bunnings. Effective Date . Provide backup material that is a compressible, non-shrinking, non-staining, non-absorbing material, nonreactive with the joint sealant. Back-up Rod: A type of sealant backing. 0-6. 5m / 3. Sealing joints must be accessible and repairable. The use of a bond breaker is not required in expansion joints containing Fosroc Hydrocell or Expancell cellular polyethylene expansion joint fillers. Innovative detailing system designed for waterproofing and sealing all types of joints, junctions, and general areas subject to. Acting as the required system "bond breaker", the B50 Joint Band will accommodate movement in longitudinal, lateral and transverse directions enabling high elongation, rupture resistance and up to 100% elastic recovery 💪 Clean joint surface, free from dust and other contaminants. Fastflex is an ideal choice for concrete. WPA MS is a single component, moisture cured silane modified hybrid sealant free of solvents and isocyanates, with a very low VOC content. Des Moines County . Elastic reinforcement at critical movement areas. General purpose polyutherane exterior grade joint sealant. Type 2A Sealant: One-part acrylic or elastomeric sealant for sealing small joints; PTI 200 or Tremco Small Joint Sealant, Pecora AC-20. 3. This is when the sealant improperly adhereds to the bottom and sides of the joint, restricting movement. Visit your local store for the widest range of products. $9 . Master Wall® System Latex Sealant as Bondthe joint shall be mechanically cleaned by water or sand blasting. 1. 55. In joints up to 0. Thick. It shall be compatible with the joint sealant and no bond or reaction shall occur between the rod and the sealant. Polyethylene tape is commonly used as bond breaker tape. 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. 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. Elastoproof B50 / B10 - Bond Breaker Joint Band. Joint Depth The joint must be deep enough to allow proper placement of the sealant and a bond breaker/backer rod. Joint Sealant: Mildew-Resistant, Single-Component, nonsag, acid-curing silicone joint sealant, Greenguard certified White Lightning All Purpose Silicone Sealant. 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. • Sanitary grade for interior and exterior use. 3 BOND BREAKERS 2. 2. Most substrates only require priming if testing indicates a need or where sealant will be subjected to water immersion after cure. When a bond breaker is needed at a construction joint, a curing compound, form release agent and the like can act as a bond breaker. bond breaker to prevent 3-sided adhesion. Drawing a bead on proper joint sealing. Install bond breaker tape between sealants and joint-fillers, compression seals or back of joints where adhesion of sealant to surfaces at back of joints would result in sealant failure. 3 BOND BREAKERS 2. The joint slot width when 4. This is to ensure a tight compressed fit. The. Protect surfaces with masking tape. 1 litre can, average coverage 10m2Bond breaker and closed cell back-up material for use with joint sealants. 3. au4. Bostik’s recommended sealants • Bond breaker is to be installed over the coat where a bond breaker joint is required, e. 94. B. Sika® Foam Backer Rod Closed Cell has excellent cpmression and recovery properties, is available and various sizes and lengths. (See Figure 1, page 27. Ideally this should be accomplished by mechanical means. 8 WARRANTY: A. 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. 4 BACKUP MATERIAL. Joint dimension of 4X anticipated movement allows proper function of high performance sealants even if applied at temperature extremes. Tool as required to properly fill joints and force sealant against joint interfaces, maximizing bond. Bond The sealant should bond only to the substrates that will be moving. Deep joints should incorporate a backing strip such as Sika PEF Rod to support the sealant while also acting as a bond breaker. Sealant B. This is when the sealant improperly adhereds to the bottom and sides of the joint, restricting movement. 375” to 0. Backer rod Sealant. Sealant bead should be a minimum 1/4 inch (. The ratio of joint width of sealant to depth should be 2:1. internal brick reinforcement. Sealant Melting. 180. Pavt. • Apply closed cell polyethylene backer rod or bond breaker tape into joint to prevent 3 sided adhesion of the sealant. E. Economical Easy to install Readily compressible Rot proof and non-absorbent Provides bond breaker and minimum strain shape for joint sealants Provides a firm backing for sealant tooling Advantages The use of Expancell will also act as a bond breaker at the base of the joint thus preventing three sided adhesion and the accompanying additional. Self-adhesive, non -woven, polyester fabric for strengthening membranes. General purpose polyutherane exterior grade joint sealant. Install bond breaker tape or backer rod to prevent bond at base of joint. Suitable back-up material, duracord, must be used to adjust sealant depth in the joint to comply with the joint geometry cited in the table. And fourth, it simplifies tooling. e. sealants are as follows: EIFS, primer, sealant backing or bond breaker, adjacent substrates and sealant (see Figs. 5-8. Add to Cart. it into the joint channel without stretching it lengthwise. Aquaband Bond Breaker. While the principle of bond breaking is not new and applies to waterproofing and other industries such as joint. Sikaflex® PRO is a 1-component, moisture-curing, elastic joint sealant. Bond breakers Bond breakers in the form a tape is made of PVC or metal or paper. 000. 1 The primer used should be as named on the 4. Soft backer rod should be approximately 25% larger in diameter than the joint width. , 11 Saw Cut Or Formed Joint Compression Seal 16" Preformed Elastomeric 9 Not Required For Construction Joints. Documents. Types of bond breakers. This condition requires the use of a dense backer rod to support and prevent a sealant failure, in particular losing its adhesion and sinking into the joint. Furnish labor, materials, equipment and services necessary to caulk and seal. One step in the preparation of a mastic sealant joint is filling or backing out the gap prior to mastic sealant application. org Bi-cellular sealant backing: composed of both open and closed cell polyethylene or polyolefin foam with a surface skin. PRIMING3. 000. 01 WORK INCLUDED A. joint sealant and no bond or reaction shall occur between the rod and the sealant. Elastic reinforcement essential for the critical movement areas. For expansion joints, sealant manufacturers recommend that the contact depth should be equal to one-half the sealant joint width. 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. 2 PRIMERS 2. (Vetoflex PBR). 2. prevent bond. More joint movement can be accommodated in a thin bead of sealant than in a thick bead. 3 D (D=Conc. As the temperature falls, the force required to stretch the sealant increases. Installation of Sealants: Install sealants by proven techniques that result in sealants directly contacting and fully wetting joint substrates, completely. Silicone sealants are used to seal joints in a wide variety of construction applications. 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’*. Features Snapshot. 2:1 width to. For construction or contraction joints, use a bond breaker tape or back-up strip. The shape of the sealant bead is also important for each application- see Figure 1. Although not shown, vents can be installed in the vertical head joints at the top of masonry walls to provide natural convective air flow within the cavity to facilitate. c. This ensures the correct and uniform sealant depth along the whole length of the joint. Besides shape and size, an important attribute to consider is the. Joint must be tooled flat or slightly concave. We also provide all type of joint sealants. 421. You can use bond breakers to improve joint performance. 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. Use a Sika PEF backing rod to form the joint base. 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. Because many backup materials act as bond breakers, a separate bond breaker material is not always. 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. 6. Priming Priming is not usually necessary. Vetoflex PU780 is one part, moisture curing, low modulus elastomeric joint sealant based on polyurethane. Bond Breakers: A type of sealant backing. This clear, tough plastic tape with a clear polyethylene adhesive backing is eight mils (. BOND BREAKER TAPE CONCRETE SEALANT BACKER ROD (COMPRESSED) COMPRESSION FILLER The diagrams shown below depict the relationship between joint design and the maximum strain (S) on the parabolic surface of a Sikaflex® joint sealant. Bond breakers prevent three-sided adhesion of the sealant (i. • APPLICATION Avoid applying sealants below 40 °F (4 °C) unless following specific instructions for cold weather caulking. narrow joints. Jakarta Barat Mulia Jaya Packing. The sealant must be a minimum 6mm in depth at the mid-point of the bond breaker joint and extend a minimum 6mm on either side of the joint or gap. Pour sealant into joint slot in one direction and allow sealant to flow and level out as necessary. Tool as required, although minimum tooling is necessary. B. The cured. In joints too shallow for backer rod, a bond-breaker tape should be used to prevent three sided adhesion. High elasticity – cures to a durable, flexible consistency with exceptional cut and tear-resistance. Proper design is 2:1 width to depth ratio. Sikaflex®-1A is a premium-grade, high-performance, moisture-cured, 1-component, polyurethane-based, non-sag elastomeric sealant. formed joints a polyethylene bond breaker tape must be used to prevent sealant from adhering to the back face of the joint. Primer. Where a particularly neat finish is required, mask. rods, typically composed of polyethylene, Figure 1 – Double backer rod and sealant joint section. 2. CHARACTERISTICS / ADVANTAGES Easy application by brush or sprayer Non - Hazardous, Non Toxic Non - Staining Customer Service: 1. In the case of Class III membranes, Figure 3. Submit manufacturer's detailed technical data for materials, fabrication, and installation, including catalog cuts of bond breakers, backer rods, and accessories. Product Downloads. Product Data Sheet Show all documents. 2 PVC 2. compounds, tilt up bond breakers or other contaminants 1 Application: 3. Bond breaker tapes are available in following width:15mm, 20mm, 25mm, 50mm. a low-range sealant used for filling or closing a seam, crevice or crack in order to make it watertight and airtight. 80 (400)ELASTOMERIC JOINT SEALANT / ADHESIVE. 75 . debris and failed sealants, such as in recaulk-ing applications. The primary function of a joint sealant is to prevent the intrusion of un-wanted substances into or through the joint. Polyethylene tape for isolating sealant and eliminating sealant adhesion to concrete, metals and joint. PTFE joint Sealant 4mm x 12mm / Expanded super seal with Glue. All bond breaker rods installed shall be covered by a sealant at the end of2. Joint Filler, Backer Rod and Breaker Tape a. ) 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. If this product will be used. Available in a 300ml cartridge and as a 600ml sausage. A bond breaker is therefore employed to minimise the stresses by providing bond relief and ensuring proper functionality of the membrane. Master Wall® System Latex Sealant as Bond the joint shall be mechanically cleaned by water or sand blasting. Sealant for concrete and masonry facades. coatings, and any other material that may be a bond breaker must be removed. Joint dimension of 4X anticipated movement allows proper function of high performance sealants even if applied at temperature extremes. 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. to EN 13108-1 and mastic asphalt acc. Joint surfaces must be clean, dry and free from frost. 99. The use of a bond breaker prevents undesirable three-sided adhesion. 1. Increasing the width (W) of the joint and decreasing the depth (D) generally reduces. Sika Sikaflex 1A Polyurethane Elastomeric Joint Sealant And Adhesive - 20 Ounce Sausage. Bond Breakers or masking tape Bond breakers prevent three-sided adhesion of the sealant (i. Note: Not recommended for fire applications. 2 mm) thick, and has high adhesion to steel or other structural metals. Low VOC Sets in just 2 hoursActing as the required system "bond breaker", the B50 Joint Band will accommodate movement in longitudinal, lateral and transverse directions enabling high elongation,. When the joints have been filled with fibre filled board, this must be raked back to the required depth. contraction to maximize accommodation of movement. Bond height. . 08 APPLICABLE PUBLICATIONS: A. Our Jeff Schmucker created a visual to explain the importance of using bond breaker tape in secondary containment systems. JOINT DIMENSIONS Joint size should not exceed 1/2" wide x 1/2" deep. the sealant joint depth (measured at the center) should always fall between the maximum depth of ½" and the minimum depth of ¼". Rp5. breaker tape to isolate FIBRE EXPANSION JOINT from the joint sealant material. Depth = ½ Width. The ability of a sealant installation to remain weathertight is critically depen-dent on proper preparation, continuity, durability of the sub-strates to which the sealant will adhere, and compatibility ofSealant placement is critical. 1 "Min. 2 Bond Breaker Installation 7 4. Do not prime or puncture the backer rod. They can be flexible sealants in the form of liquid, spray, rods, or tapes. 42. Help centre;Crommelin Reinforcing Fabric is a non-woven, rot proof polyester fabric for use in conjunction with Crommelin liquid applied waterproofing membranes. Discount Sealants, Caulks and Adhesives, Adhesive Sealants, NP1, SL1, Expansion Joint Sealants, Backer Rod, RV sealants, Glass Sealants, Deck and pool Sealants. What’s more is that CERA-ROD is great for use with hot-applied joint sealants—it is proven not to melt, shrink, evaporate or stain. 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. 3 Synthetic Rubber 2. Clean and dry the joint or crack and install a new bond breaker before placing the sealant. 5”use a 1:1 width to depth ratio and joints wider than . Warranty. , measured at the center point of the joint width. Suitable as a back-up filler for most liquid sealants Ideal for stopping contaminants such as soil entering into expansion slots and joints. 800. A bond breaker must be installed at areas subject to movement, wall/wall junction, wall/floor junction, sheet joints and seams, penetrations and. duracord is a self-releasing material, but if soft-board or cork is used as the joint filler, a plastic strip bond-breaker must be placed on the filler surface before sealant is applied. Bastion 100mm x 10m Bond Breaker Joint Band is a. minimum 12mm x 12mm coved joint. CHARACTERISTICS / ADVANTAGES Easy application by brush or sprayer Non -. Maximum sealant depth is 12mm and width is 38mm. Tool as required, although minimum tooling is necessary. Bond Breaker or Backer Rod Installation: Install bond breaker or backer rod as specified to regulate depth of sealant. The use of a bond breaker is not required in expansion joints containing cellular polyethylene joint filler, backing rod (Vetoflex PBR). See full list on ncma. - Requires no additional bond breaker. R. Priming is typically not necessary. 2. Where hydrostatic pressure exists, only bond breaking tapes must be used, notBond Breakers Bond breakers prevent three-sided adhesion of the seal-ant (i. 4. Email Us. Because many backup materials act as bond breakers, a separate bond breaker ma-terial is not always required. 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. 421. 5 m ~ 7. Joints with Bond Breaker. In this case, the use of SNAP-CAP, KOOL-ROD, or a bond-breaker tape is not necessary. 4. Bond breaker Tape is black self-adhesive. used. When cured it forms a tough, flexible seal and bond, capable of cyclic expansion and compression movement. Always use bond breaker tape or closed cell backer rod for support on horizontal joints. contraction to maximize accommodation of movement. Bolt down the collar to the drain flange. They are also used over movement joints. 3. Joint Sealant 300ml Cartridge| Exterior polyurethane joint sealant, general purpose by. Filler: A sealant backing used behind a back-up rod. For construction or contraction joints a bond breaker tape or back-up strip should be used. The joints should be sized so maximum extension and compression does not exceed +100 and -50 percent respectively. Bond Breakers: A type of sealant backing. in optimal conditions, the depth of the sealant should be ½ the width of the joint. Thioflex 600 Gun Grade is a two-component joint sealant, based on a liquid polysulphide polymer which, when mixed and applied, cures to form a tough, rubber-like seal. Poor Joint Design . Use bond breakers that are chemically inert and resistant to oils, gasoline, solvents, and primer, if one is required. 03 APPLICATION A. Sikaflex-1a can be used in green and damp concrete applications. As the sealant joint width becomes larger than 1", the depth should be held to approximately 3/8". The sealant joint shall fully embed the bond breaker tape, extending 1/4” (6 mm) to 3/8” (10 mm) beyond the end Hardie™ Joint Sealant 300ml Cartridge. BUTT JOINTS: if you would like to install a butt joint, due to its high risk of movement joint failure. Weep holes or open head joints should be located a maximum of 32 in. SEALING OF LARGE MOVEMENT JOINTS HYPALON SHEETING COMPATIBLE, PROVEN ADHESIVE SEALANT BOND BREAKER TAPE CONCRETE SEALANT BACKER ROD (COMPRESSED. (6. We also provide all type of joint sealants. PART 3 - EXECUTION. Masking: Mask adjacent surfaces to prevent staining or damage by contact with sealant or primer. Home DIY; Trade; Waterproofing. 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. 94. Therefore, sealing joints must be considered maintenance parts which require a periodical inspection. 5 Butyl Rubber Based 2. Concerns: 1. 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. 2. Sika Sikaflex 1A Polyurethane Elastomeric Joint Sealant And Adhesive - 20 Ounce Sausage. C. 605-2. Read More. It is important for the sealant to bond to joints in. 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. The 2” sealant tail shall be pulled at an angle of 90° or more from the wall face until the. Correct joint depth can be established by inserting closed cell polyethylene backing rod tightly into the joint. 2 Trial Joint Sealant Installation 1.