This type of tape is made of polyolefin, or Teflon, and. Movement capability of ± 25 (ASTM C 719) Good workability. 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. . In this case, the use of SNAP-CAP, KOOL-ROD, or a bond-breaker tape is not necessary. , 11 Saw Cut Or Formed Joint Compression Seal 16" Preformed Elastomeric 9 Not Required For Construction Joints. Where hydrostatic pressure exists, only bond breaking tapes must be used, not foamed back-up. Tool sealant to ensure full contact with joint walls and remove air. PART 3 - EXECUTION 3. Compare. D. 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. Therefore, sealing joints must be considered maintenance parts which require a periodical inspection. Meets Federal Specification TT-S-00230C, Type II, Class A. (6. Bandage seal (Bandage joint) The application of sealant across a joint which is not designed to accommodate a sealant (see fig. This clear, tough plastic tape with a clear polyethylene adhesive backing is eight mils (. Bond Breakers or masking tape Bond breakers prevent three-sided adhesion of the sealant (i. General purpose polyutherane exterior grade joint sealant. 01 WORK INCLUDED A. 5 mil Low-Density Polyethylene Film Tape is frequently used after installing anchor rods in concrete to prevent cracks in the concrete surface. 1. , 11 Saw Cut Or Formed Joint Compression Seal 16" Preformed Elastomeric 9 Not Required For Construction Joints. Priming Priming is not usually necessary. polyethylene bond breaker tape to prevent three-sided adhesion. A bond breaker is therefore employed to minimise the stresses by providing bond relief and ensuring proper functionality of the membrane. 375” to 0. 1 DESCRIPTION: A. Often necessary because of the sealant in-compatibility with these forms of fillers. 7 We r eh NA 1740 ends on any penetration, apply a bead of silicone or urethane sealant. The surface of a building component or joint that serves as a substrate for sealant and to which the sealant is bonded. Sealant B. It is important for the sealant to bond to joints in. While the principle of bond breaking is not new and applies to waterproofing and other industries such as joint. a. 3 D (D=Conc. See full list on ncma. It is important for the sealant to bond to joints in. Bastion 100mm x 50M 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. For construction or contraction joints a bond breaker tape or back-up strip should be used. 1 EXECUTING EQUIPMENT 3. Suitable Surfaces & Substrates. A rigid joint filler or sealant backing in joints that will experience movement. Polyethylene tape for isolating sealant and eliminating sealant adhesion to concrete, metals and joint. 99. Bastion 300ml Bond Breaker Joint Sealant (0) $9. $9. The depth of the sealant should be 1/2 the width of the joint. Longer drying times are necessary in these areas. Approval of the backer rod or bond breaker tape shall be made by the Engineer. - Requires no additional bond breaker. 11) Bedding The application of mastic to fill gaps or voids. Type 2A Sealant: One-part acrylic or elastomeric sealant for sealing small joints; PTI 200 or Tremco Small Joint Sealant, Pecora AC-20. 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. in deep joints, the sealant depth must be controlled by closed cell backer rod or soft backer rod. Tape shall be removed immediately after the tooling. Economic option for Joint Sealant in Waterproofing applications. 5m / 6. 94. formed joints a polyethylene bond breaker tape must be used to prevent sealant from adhering to the back face of the joint. All oil, dirt, debris, paint and any other material that may be a bond breaker must be removed. The bond breaker tape stops the sealant from adhering to the surfaces and prevents three-sided adhesion. Anti Fungal. Home DIY; Waterproofing. • For joints subject to puncture by high heels or umbrella points, a stiffer or higher density backup material is required. Joint dimension of 4X anticipated movement allows proper function of high performance sealants even if applied at temperature extremes. BUTT JOINTS: if you would like to install a butt joint, due to its high risk of movement joint failure. horizontal hourglass shape). An approximate rule of thumb for joints in pre-cast concrete joint height (in metres) up to 2. - Low moisture absorption. Natural bond breaker; Bitumen-free and rot-proof; POLYBOARD. In acoustical applications, apply 1/4" (6 mm) minimum. 3 mm). To prevent three-point adhesion use a backer rod or bond breaker tape to ensure proper joint movement and a long lasting weatherproof seal. Clean all surfaces. If joint depth does not allow for backer rod installation, use polyethylene bond breaker tape. Filler: A sealant backing used behind a back-up rod. 5. Nitoseal SC600 may bond to the tapes and result in the failure of the joint sealant. There is no reason why the membrane can’t stick to the bond breaker, provided the bond breaker material is capable of accommodating movement. 421. SOF-SEAL® or any hot-applied sealant, such as HI-SPEC®, can be used to protect the joint. Step 4: Membrane application. For green concrete applications control joints must be cut 8 hours prior to sealant. 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. The backer rod most importantly acts as a bond breaker, preventing what is referred to as three sided adhesion or three point bonding. For contraction joints a bond breaker tape or back-up strip must be used. To facilitate free movement, it can be achieved by adding bond breaker tape in between the joint sealant and joint. The backer rod most importantly acts as a bond breaker, preventing what is commonly referred to as three sided adhesion. bond breaker tape sealant. Bond Breakers: A type of sealant backing. EN 13108-6 8. 75 . Types of bond breakers. Cork or rigid non-The bond breaker is applied in joints where walls meet floors or two walls meet in a corner. For construction or contraction joints a bond breaker tape or back-up strip should be used. Joints with Bond Breaker. Soft backer rod should be approximately 25% larger in diameter than the joint width. Thioflex 600 multi-component joint sealant is based on a liquid polysulphide polymer, which when mixed and applied, cures to form a tough, rubber-like seal. Add to cart. Sikaflex 2C EZ. Joint Width Inches (mm) Joint Depth. the sealant should be 1/2 the width of the joint. Rp435. 3. The rainscreen principle attempts to: prevent wind-driven water from breaching a curtain wall by equalizing the air pressure on both sides of the wall. Add to Cart. 75 . 3 BOND BREAKERS 2. Tel: +61 3 9279 9333. Good adhesion to many substrates. Bond height. with insufficient space in the joints to accommodate backer rod in addition to proper sealant thickness and proper sealant recess. To facilitate free movement, it can be achieved by adding bond breaker tape in between the joint sealant and joint filler. a bond breaker between the casting slab and the tilt-up or lift-slab panel. . C. Tool as required, although minimum tooling is necessary. Bond breaker tapes are available in following width:15mm, 20mm, 25mm, 50mm. bond breaker joint can be over coated . PART 3 - EXECUTION. Without bond breakers, the joint sealer tears apart from. Bastion Bond Breaker to be used as a flexible bond. The use of a bond breaker allows joint movement to happen naturally, independent of the waterproofing membrane, ensuring long-term, leak-free performance. The bond breaker shall serve to ensure that the bottom of the sealant is bond free, thereby allowing the sealant to adhere only to the sides of the joint. Use a size that will compress at least 25% when inserted into the joint. 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). the joint and completely fill the joint without spilling the material on the surface of the pavement. Acting as the required system "bond breaker", the B50 / B10 Joint Band will accommodate movement in longitudinal, lateral and transverse directions enabling. • Three-sided adhesion limits the amount of movement that a joint can accept before failing. The cured sealant. Meets ASTM C920, Type S, Grade NS,. C. A bond breaker is therefore employed to minimise the stresses by providing bond relief and ensuring proper functionality of the membrane. Aquaband Bond Breaker. Backer rod Sealant. 3. 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. Follow the manufacturer’s instructions. Joint walls must be sound, clean, dry, frost-free, and free of oil and grease and any other contaminants. (813 mm) apart. It is important for the sealant to bond to joints in two places so it can expand properly. 02. Gripset Betta 4kg Water Plug (0) $57. D. Joint Design: Proper joint design for moving joints is 2:1 width to depth ratio (typical), with a recommended 1/4 inch (6 mm) minimum and 1/2 inch (13 mm) maximum depth of sealant. Compatible with Davco K10. Bond Breaker D. Bond breaker Tape is black self-adhesive. Prior to sealing, the top strip can then be pulled easily from the joint to provide an uncontaminated sealing slot ready for preparation and sealing. In such cases, the use of bond breaker tape in lieu of backer rod is acceptable. It is important for the sealant to bond to joints in two places so it can expand properly. Bond breakers should be utilized with deep joint applications. A roughened surface will also enhance bond. , the vendor recommends appropriate field testing be performed to verify that all desired/required appearance. 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. joint sealant to the recommended thickness. minimum 12mm x 12mm coved joint. • For a joint size larger than 1 inch, the depth should be kept to between . For most effective results, dura. Mastic Sealant. Bond breakers prevent three-sided adhesion of the sealant (i. surface conditioner or primer, type of sealant backing material, bond-breaker, and joint ®ller, among others. Joint dimension of 4X anticipated movement allows proper function of high performance sealants even if applied at temperature extremes. Features & Benefits . Bond Breakers. 4. Elastic reinforcement essential for the critical movements areas. 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. Effective Date . Cork or rigid non-impregnated cane-fiber joint fillers are suitable. Compare. (800) 421-6144. Polyethylene tape for isolating sealant and eliminating adhesion to filler boards Select PARCHEM BOND BREAKER TAPE 15MM x 66M ROLL PARCHEM BOND BREAKER TAPE 20MM x 66M ROLL PARCHEM BOND BREAKER TAPE 25MM x 66M ROLL PARCHEM BOND. 6144. Bond Breaker. You can use bond breakers to improve joint performance. 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. External walling and cladding Expandafoam Closed Cell is used as a backing strip forMasterSeal NP 2 sealant. 421. Bond Breakers Bond breakers prevent three-sided adhesion of the seal-ant (i. 2. For use with all Bastion Waterproofing Membranes. 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. Pavt. compounds, tilt up bond breakers or other contaminants 1 Application: 3. stress at the sealant bond line, they are more susceptible to chemical damage, while high modulus sealants (Class 1225) -. 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. The B50 Joint Band is easy to install and provides for considerable time saving efficiencies and durable properties over conventional bond breaking sealants and tapes. Click & Collect your purchase in-store or we'll deliver it to you. 94. Pavt. Sealing joints must be accessible and repairable. Suitable as a back-up filler for most liquid sealants Ideal for stopping contaminants such as soil entering into expansion slots and joints. 4. Allow for proper sealant tooling. Joint not properly tooled. With a bond breaker tape in between the joint sealant and joint filler, free movement can be achieved. JOINT DIMENSIONS Joint size should not exceed 1/2" wide x 1/2" deep. Bastion 300ml Bond Breaker Joint Sealant (0) $9. For joints greater than 1 inch (25. a low-range sealant used for filling or closing a seam, crevice or crack in order to make it watertight and airtight. It is important to place the sealant in its designed location for the system to function. Economic option for Joint Sealant in Waterproofing applications. Featuring the central “Flexible Zone” the Aquaband can accommodate movement in longitudinal, lateral and transverse directions enabling high elongation,. This is when the sealant improperly adhereds to the bottom and sides of the joint, restricting movement. Also avoid applying sealants inBond-Breaker Tape: Polyethylene tape or other plastic tape recommended by sealant manufacturer for. Minimum depthA. provides a non-stick surface to prevent sealant 3-sided adhesion. The B50 Joint Band is easy to install and provides for considerable time saving efficiencies and durable properties over conventional bond breaking sealants and tapes. Documents. Always use bond breaker tape or closed cell backer rod for support on horizontal joints. 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. It is important for sealant to bond to joints in two places so it can expand properly. Remove any masking tape immediately after applying Paraseal. Dimension A or B less than 6 mm (1/4”). Typically there are three components to the Bond Breaker System; a Fillet; bond-breaker tape and a waterproofing membrane. • For joints subject to puncture by high heels or umbrella points, a stiffer or higher density backup material is required. Apply moderate pressure to break seal inside the nozzle. Back-up Rod: A type of sealant backing. 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. HBR acts as a bond breaker to allow joint movement without undue stress to the sealant. 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 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. This clear, tough plastic tape with a clear polyethylene adhesive backing is eight mils (. 4 BACKSTOPS 2. For use with all Bastion Waterproofing Membranes. Tool as required, although minimum tooling is necessary. Add to Cart. Easy and time saving installation; Eliminates need for bond breaking sealants, foams and tapes; Elastic reinforcement at critical movement areas; High strength while remaining elastic; Long term sealing protection at volatile areasInstall silicone sealants over a bond breaker to prevent the sealant from bonding to the bottom of the joint. The sealant does not adhere to it, and no separate bond breaker is required. Do not prime or puncture the backer rod. 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. Compressible Joint Sealant : Install compressible sealant in joint to depth recommended by manufacturer. As the temperature falls, the force required to stretch the sealant increases. The maximum depth is 1/2 inch (13 mm) and the minimum is 3/8 inch (10 mm). Joint Filler, Backer Rod and Breaker Tape a. 3. The maximum depth is ½” (13 mm) and the minimum is ¼ inch. 03 APPLICATION A. Masking: Mask adjacent surfaces to prevent staining or damage by contact with sealant or primer. Priming is typically not necessary. B. See table below. 000. 2 Bond Breaker Installation 7 4. 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). Find Bastion 300ml Bond Breaker Joint Sealant at Bunnings. Apply joint sealants in uniform, continuous ribbons without gaps or air pockets, with complete "wetting" of joint bondstructure. 3. Still Not Sure? Call our 7 Day. • Wider joints (minimum of 1/4" width): as wider joints can accommodate more movement than narrow joints. Where hydrostatic pressure exists, only bond breaking tapes must be used, not foamed back-up strips. Bastion 100mm x. Visit our Shop Online page to learn more. Use a sealant backing or. High elasticity – cures to a durable, flexible consistency with exceptional cut and tear-resistance. They are also used over movement joints. g. Cork or rigid non-ASTM C1193 – Standard Guide for Use of Joint Sealants. Remains flexible with expansion and contraction of building component, based on good joint design. From 12 mm wide to 24 mm wide the depth should be 12 mm,. 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. com. 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. contraction joints a bond breaker tape or back-up strip should be used. thickness of sealant, waste, application techniques, etc. CHARACTERISTICS / ADVANTAGES Easy application by brush or sprayer Non - Hazardous, Non Toxic Non - Staining Customer Service: 1. Elastoproof B50 / B10 - Bond Breaker Joint Band. 000. Proper design is 2:1 width to depth ratio. 3 mm). Backer rod Sealant. 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. Pre-Installation Conference—Many specifications re-quire that a pre-installation conference be held among the parties involved in the joint sealant construction, includinggetter. Expansion/Contraction: 50% (±25%) as per ASTM C719. Features. Polyethylene tape for isolating sealant and eliminating sealant adhesion to concrete, metals and joint. The sealant does not adhere to it, and no separate bond breaker is required. $9 . In shallow joints self adhesive polyethylene tape can be used. Polyethylene tape is commonly used as bond breaker tape. This clear, tough plastic tape with a clear polyethylene adhesive backing is eight mils (. The cured sealant. For oil-based paints undercoat with water-based primer. G. Weatherproof, highly flexible and paintable* after it’s cured, it doesn’t need a primer before use. EXAMINATION. Masking tape When the sealant is applied in the joints, the sides of joint may be damaged by spreading of sealant. 7 TRAFFIC CONTROL PART 2 PRODUCTS 2. Yield proper bond breaker between the backup material and sealant. 3 Primer Application 8 4. 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. Emer-Proof Joint Seal Tape performs as the waterproofing system bond breaker, avoiding the use of sealant beads and backing rod bond breaker methods. • Three-sided adhesion limits the amount of movement that a joint can accept before failing. In addition, DOWSIL™ 890-SL Silicone Joint Sealant can be used on asphalt. Pour sealant into joint slot in one direction and allow sealant to flow and level out as necessary. 421. SJ-03 Butt Type Sealant Joint with Latex Sealant Bond Breaker Butt-Type Sealant Joint Bonds two materials, typically 1/4” of adhesion needed on the surface, joint width varies by system. used. JOINT DESIGN QUIKRETE Polyurethane Sealants A thin bead of sealant will accommodate more movement than a thick bead. Where hydrostatic pressure exists, only bond breaking tapes must be used, not foamed back-upNeutral cure silicone used as a bond breaker. Product code: 305534. Contact CRL Customer Service. Compressible Joint Sealant : Install compressible sealant in joint to depth recommended by manufacturer. Figure 1. •A thin bead of sealant (1/4" ± 1/8"Customer Service: 1. Finish Coat F. Install bond-breaker tape behind sealants where. If the sealant bonds in the wrong areas, it. • Suitable for use as a waterproofing membrane bond breaker or as a highly durable finishing sealant. CURE & TILT WB cures the concrete floor or casting slab and top sides of panels once poured. Install bond breaker tape or backer rod to prevent bond at base of joint. Compatible with Davco K10 Plus, Davco K10 Rapid and Davco Dampfast. The combined system will satisfy the criteria of AS 3740 “Waterproofing of Wet Areas Within Residential Buildings” when used […] 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. it into the joint channel without stretching it lengthwise. Add to Cart. If ambientAsphalt Sealant. The use of a bond breaker is not required in expansion joints containing cellular polyethylene joint filler, backing rod (Vetoflex PBR). Sealant for concrete and masonry facades. No bond or adverse reaction shall occur between thebond breaker and the sealant. Add to Cart. Furnish labor, materials, equipment and services necessary to caulk and seal. PART 1 - GENERAL. Packaging: Grey 600ml. bond breaker joint can be over coated . This is when the sealant improperly adhereds to the bottom and sides of the joint, restricting movement. Also performs as the bond breaker for the waterproofing system. 2. 5 m ~ 1. As the sealant joint width becomes larger than 1", the depth should be held to approximately 3/8". 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. , Inc. 3. 5”. Rp365. Installation of Sealants: Install sealants by proven techniques that result in sealants directly contacting and fully wetting joint substrates, completely. All joint facings must possess an open surface texture. 2:1 width to. Emer-Proof Joint Seal Tape performs as the waterproofing system bond breaker, avoiding the use of sealant beads and backing rod bond breaker methods. Uses: BestBond Joint Sealant permanently fills and seals cracks in concrete, stone, masonry, and most rigid surfaces. Discount Sealants, Caulks and Adhesives, Adhesive Sealants, NP1, SL1, Expansion Joint Sealants, Backer Rod, RV sealants, Glass Sealants, Deck and pool Sealants. Apply sealant into joint slot in one direction and allow sealant to flow and level out as ne-cessary. SJ-03 Butt Type Sealant Joint with Latex Sealant Bond Breaker Butt-Type Sealant Joint Bonds two materials, typically 1/4” of adhesion needed on the surface, joint width varies by system. Self-adhesive, non -woven, polyester fabric for strengthening membranes. 3. Back-up Rod: A type of sealant backing. essential that bond breaker tape or polyethylene closed cell backer rod be used to regulate joint depth and prevent three sided adhesion. Acceptable types of bond breakers shall. In joints up to 0. Thick. • Excellent substrate adhesion. 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’*. Most substrates only require priming if testing indicates a need. Suitable substrates for Sikasil®-728 SL are concrete, steel, glass, aluminium, masonry, asphalt, brick, natural stone and others. DOWSIL™ 123 Silicone Seal H. Click here to access Bastion 600mL Bond Breaker and MS Joint Sealant – User Guide.