Cracked masonry is best stabilised by bonding helibar stainless steel bars into appropriate bed joints or cut slots. Crack stitching must be installed in the masonry and never in the render. Helifix products and their concealed, nondisruptive, installation techniques play an important role in preserving our built environment, from housing, offices, factories and bridges to churches, listed buildings and heritage structures. These formed masonry beams which reinforced and tied the masonry while also stitching cracks. Used to bond helibars into masonry for crack stitching, lintel repair and creation. Helifix crack repair stitching products to stabilise. Helifix helibond crack repair grey 3ltr structural. Stabilise cracked masonry by bonding helibar stainless steel rods into appropriate bed joints or cut slots. The builders had been employed to do remedial subsidence work to a crack at the corner of the house due to a collapsed soil pipe by the insurance company and agreed to do the additional work, recommending helifix rather than proper lintels, as they said this would be. Ensure the masonry is well wetted or primed to prevent premature drying of the helibond due to rapid dewatering, especially in hot conditions. Where cracks are less than 500mm from an external corner or an opening, at least 100mm of helibar should be bent round the corner and bonded into the return wall or bent and fixed into the.
Csl city structural limited structural repair specialist. Permagards crack stitching kit contains all the components needed to repair vertical or stepped cracks in masonry walls. Helifix strucural audit and repair diagnosis helifix. Where cracks are less than 500mm from an external corner or an opening, at least 100mm should be bent round the corner and bonded into the return. Crack stitching lengths of helibar extending 500mm either side of the crack are bonded into slots normally cut into the mortar beds, using helibond grout.
They include helifix, platipus ground anchors, micro piles, cintec sock anchors and various concrete repair products. Helibond grout selfmix selfmix, injectable, cementitious grout. Fully concealed, nondestructive and more reliable than crack injection methods. Helibars may bebent to accommodate corners and other directional changes. In shorter 1m lengths, helibars are used individually to perform reliable and permanent crack stitching. Helifix has developed a range of high performance stainless steel ties, fixings and masonry repair and reinforcement systems that combine the required strength with flexibility, durability and great holding power in all commonly used building materials. The original helibars were invented and patented by twistfix director william ollis, who recently reengineered his invention.
Helifix crack stitching repairs and stabilizes cracked masonry using helical stainless steel helibars bonded into cut slots with helibond grout for a quick. Fully concealed and nondestructive, this is cost effective and more reliable that crack injection methods. Helibars are bonded into cut slots at predetermined levels in the masonry using helibond thixotropic cementitious grout, it is the composite action between the. Helifix crack stitching provides a quick, simple, effective and permanent means of stabilising cracked masonry. Extremely simple to install during construction, the helibeam system uses helibar reinforcing bars which bond with the mortarmasonry to become an integral and unseen part of the structure by forming reinforce. The basics are covered including tension cracking, ratcheting and the importance of a full and thorough. Oct 05, 2011 helifix crack stitching addresses the problem by reintroducing structural integrity.
Helifix crack stitching repairs and stabilises cracked masonry using stainless steel helibars bonded into cut slots with helibond grout for a quick, simple. Helifix crack stitching repairs and stabilizes cracked masonry using helical stainless steel helibars bonded into cut slots with helibond grout for a quick, simple, effective and permanent solution cracked masonry is best stabilized by bonding helibar helical stainless steel bars into appropriate bed joints or cut slots, in bricks, blocks or stonework with helibond. Cracked unstable parapet walls repaired and secured helifix. Used for masonry beaming, crack stitching, lintel repaircreation and movement joints, helifix helibar can also be combined with other helifix products to form part of an overall repair strategy. Helifix crack stitching repairs and stabilises cracked masonry using stainless steel helibars bonded into cut slots with helibond grout for.
Masonry may move and crack as a result of movement in foundation soils, seismic activity and cyclical wet and dry, hot and cold environmental conditions. Helifix has been established for over 30 years and operates a network of approved installers throughout australia. Where cracks are less than 500mm from an external corner or an opening, at least 100mm should be bent round the corner and bonded into the return wall or bent and fixed into the reveal, avoiding any. Generates high tensile strength with mortar and helibond grout. The bar is installed across the joint, as with cracks, but is. Repairs carried out using this crack stitching kit system will stabilise the structure, provide resistance against further cracking and restore the structural integrity of the masonry. In addition to product and safety datasheets, helifix offers a comprehensive range of standard repair details comprising drawings, method statement and recommended tooling. Helibar helical stainless steel reinforcing bar for masonry repair and new construction bonded into cut slots at predetermined levels in the masonry using helibond thixotropic cementitious grout, it is the composite action between the helibars and helibond that provides the core element of the helibeam system, making it such a versatile. Feb 17, 2014 animation explaining how to repair cracks in masonry using brickfix crack stitching bar and brickfix ce1 grout. Helibar remedial helical stainless steel reinforcing bar for masonry repair and new construction.
Read more on our page titled about the helifix and helibeam systems. Wherever possible, repair and refurbishment is increasingly seen as a more sustainable option than demolition in terms of architectural value, materials usage, overall cost and environmental impact. Helifix crack stitching system is highly effective where large cracks occur along the wall surface, especially where the masonry has become detached, effectively compromising the walls structural strength and integrity. As an approved installer, csl can provide an affordable range of repair techniques that can be combined to produce the best solution for your structural problems, from wall cracking to foundation sinking. Helifix stitching system mr crack fix wall stitching. Why masonry cracks and how bricktie repair these using helifix helibars and helibeams. The process more than doubles the tensile strength of the parent stainless steel bar. Helifix crack stitching repairs and stabilises cracked masonry using stainless steel helibars bonded into cut slots with helibond grout for a quick, simple, effective and permanent solution cracked masonry is best stabilised by bonding helibar stainless steel bars into appropriate bed joints or cut slots. Crack stitching lengths of helibar extending 500mm either side of the crack are bonded into cut slots, normally the mortar beds, with helibond grout or resin for a reliable and permanent solution. Animation explaining how to repair cracks in masonry using brickfix crack stitching bar and brickfix ce1 grout.
Helifix crack stitching repairs and stabilizes cracked masonry using helical stainless steel helibars bonded into cut slots with helibond grout for a quick, simple, effective and permanent solution. Crack stitching for the repair of cracked masonry by helifix. Austenitic stainless steel helical reinforcing bars. The helifix and helibeam systems work in both brickwork and stonework structures and were used to repair the brickwork on the bridge shown further down this page. Installation involves bonding stainless steel helibars into appropriate bed joints or cut slots in bricks, blocks or stonework, using helibond cementitious grout. Suitable for brick walls, block walls, and stone walls. Helifix crack stitching repairs and stabilises cracked masonry using stainless steel helibars bonded into cut slots with helibond grout for a quick, simple, effective and permanent solution. Helibars are the principal components of the helibeam system and are easily installed.
Helibars, of differing lengths depending upon the application, are the principal components of the helibeam system. Cracked masonry is best stabilized by bonding helibar helical stainless steel bars into appropriate bed joints or cut slots, in bricks, blocks or stonework with helibond cementitious grout. Helibars, once installed, distribute structural loads and wall movement out along their length. Helibar is a helical stainless steel reinforcing bar, with substantial tensile properties, used for strengthening and stabilising masonry in both new build and remedial situations. Bricklay pros provide helifix crack stitching and mortar repair for cracked walls, brick, and stone work. The bar is installed across the joint, as with cracks, but is only bonded at one end. Helifix crack repair helibar cardboard tube cw end caps 1m x.
Helifix stitching system mr crack fix wall crack repair. John heseltine, technical manager at helifix explains how to use the crack stitching kit. Helifix crack repair helibar cardboard tube cw end caps 1m x 80mm 10 pack 84070 stabilise cracked masonry by bonding helibar stainless steel rods into appropriate bed joints or cut slots. For guidance on using helibond grout with manual pointing guns click here. Repairing cracked walls using brickfix helical bar and grout. Where cracks are less than 500mm from an external corner or an opening, at least 100mm should be bent round the corner and bonded into the return wall or bent and fixed into the reveal. Our products are available across the whole of the uk and the us, with our products designed to stabilise, repair, and rectify any issues with an assortment of masonry materials. Helibar reinforcing steel bar for masonry repair and new. Helifix crack repair helibar cardboard tube cw end caps 1m x 80mm 10. Feb 26, 2019 why masonry cracks and how bricktie repair these using helifix helibars and helibeams.
Product data sheet pdscs01 crack stitching helifix. With an enviable reputation for product quality, engineering excellence and comprehensive customer service, helifix has considerable experience and. Helifix australia supplies the australian construction industry with a range of construction ties, fixings and masonry repair and reinforcement systems, providing solutions for modern masonry repair and reinforcement and commonly occuring structural faults. Crack stitching a reliable and costeffective means of repairing and stabilizing cracked masonry helibar is inserted into the helibond grout within the cut slot for full product information, case studies and downloadable repair details, giving specifications for. My elderly parents had the builders round on monday to fit 5 helifix bars 1 x 11m, 4 x 7. Repairing cracks near corners and openings using cemtie. Based on our own unique helical design, we have developed a range of high performance stainless steel ties, fixings and masonry repair and reinforcement systems that combine the required strength with flexibility, durability and great holding power in all commonly used building materials. Helifix crack repair helibar cardboard tube cw end caps 1m x 80mm 10 pack 84070. Helifix helibar protectahome helifix approved installers. Extremely simple to install during construction, the helibeam system uses helibar reinforcing bars which bond with the mortarmasonry to become an integral and unseen part of the structure by forming reinforced. Using 400mm long bars, installation is very similar to crack stitching. The builders had been employed to do remedial subsidence work to a crack at the corner of the house due to a collapsed soil pipe by the insurance company and agreed to do the additional work, recommending helifix rather than proper lintels, as they said. Helifix helibars are installed into carefully prepared slots in. Helibars, once installed, distribute structural loads and.
The crack stitching bars are installed across cracks in a wall, reconnecting or stitching the cracked masonry. Great axial strength yet creates no additional stresses. In turn, this means that customers receive superior standards of reliable workmanship and associated peace. Helix fixings bespoke stabilisation ties and bars for. Helifix bars how long would it take to fit them and at. Bonds helibar stainless bars into appropriate bed joints or cut slots, stabilises. The helifix repair scheme, carried out by approved installer asrs, involved bonding double stainless steel helibars into the mortar beds at three different levels of the parapet walls across the entire front elevation of all the buildings. They can be utilized to form load bearing masonry beams within the structure. Having drilled clearance holes through the front elevation and into the side elevation masonry, cemties, loaded into the grout gun nozzle extension, are inserted to the back of the hole and installed simultaneously with the helibond grout. Helifix helibond crack repair grey 3ltr structural fixings.
Helibar helical stainless steel reinforcing bar for masonry repair by helifix helibar is a helical stainless steel reinforcing bar, with substantial tensile properties, used for strengthening and stabilising masonry in both new build and remedial situations. Helifix crack stitching wall crack repair bricklay pros. Extremely economical compared with alternative methods. Crack stitching a reliable and costeffective means of repairing and stabilizing cracked masonry helibar is inserted into the helibond grout within the cut slot for full product information, case studies and downloadable repair details, giving specifications for many common structural faults, go to.
Dryfix is slim, versatile and rapidly installed mechanical pinning and retrofit tying system that requires no resin, grout or mechanical expansion. Helibar starts as round stainless steel wire with a typical 0. Cracked masonry is best stabilized by bonding helibar helical stainless steel bars into appropriate bed joints or cut slots, in bricks, blocks or. Tensile loads are redistributed along the masonry to. Lengths of helibar extending 500mm either side of the crack are bonded into cut slots, normally the mortar beds, with helibond grout or resin for a reliable and permanent solution. Helibar starts as round stainless steel wire with a typical. Helibar for new builds helibars provide substantial tensile properties to masonry when bonded with helibond grout, which is able to lock tightly between the fins and to the masonry. Helibar helical stainless steel reinforcing bar for. Helifix crack stitching repair solution bowsan wall. The tensile forces are then evenly redistributed along the length of the bar, which restores the structural stability and flexural strength of the masonry. Mr crack fix is an approved installer of the helifix stitching system. When used in conjunction with other products in the helifix range it forms part of the helibeam system which is used for cost effective restoration and enhancement of the structural integrity. The products and installation are supported by insurancebacked warranties. Helifix helibond crack repair grey 3ltr 26578 stabilise cracked masonry by bonding helibar stainless steel rods into appropriate bed joints or cut slots.
Helifix crack stitching repair solution bowsan wall crack. Helibond grout to reinforce and bond cracked masonry helifix. Helifix crack repair helibar cardboard tube cw end caps 1m x 80mm 10 pack 84070 product rating 4. If there is render, this thickness must be added to the depth of slot. Helibar is a helical stainless steel reinforcing bar, with substantial tensile properties, used for strengthening and stabilizing masonry in both new build and remedial situations.
The helibeam system is an ideal means of costeffectively providing new masonry structures with reliable, long term, engineered reinforcement. Jun 18, 2012 helifix crack stitching repairs and stabilises cracked masonry using stainless steel helibars bonded into cut slots with helibond grout for a quick, simple, effective and permanent solution. Approved helifix installers helitec structural services. Helibond is an injectable, nonshrink, thixotropic, cementitious grout that rapidly develops compressive strength. Crack stitching is a method of repairing and stabilising cracked masonry using helibars 6mm diameter bonded into cut slots with helibond cementitious grout. Repairing cracks near corners and openings helifix. Helifix approved installers undertake site surveys and ensure products are installed correctly to achieve their optimum performance. Helifix helibar helical stainless steel reinforcing bar. Csl city structural limited structural repair specialist london. Crack stitching for the repair of cracked masonry by helifix helifix crack stitching repairs and stabilises cracked masonry using stainless steel helibars bonded into cut slots with helibond grout for a quick, simple, effective and permanent solution. Helifix is the market leader in the design and manufacture of specialty helical wall tie anchors and masonry repair systems. Helifix structural fixings 3 products sort by filter 0 filters clear all. The helifix approved installer was established to ensure that helifix products were installed correctly, in order to achieve their optimum performance criteria, and high levels of quality control were maintained. Helifix crack stitching addresses the problem by reintroducing structural integrity.
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