How crack stitching bars work the crack stitching bars are installed across cracks in a wall, reconnecting or stitching the cracked masonry. Helifix crack stitching repair solution bowsan wall. Helifix helibar protectahome helifix approved installers. Discussion in building started by eng33, 24 may 2008. Crack stitching bars matrix industries matrix industries. The bars form layers of concealed reinforcement for stitching cracks at a corner of a building, wrapping around the corner to improve buttressing.
Contains all the necessary components for effective and reliable stitching of cracked masonry. 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 repair stitching products to stabilise cracked. The bar is installed across the joint, as with cracks, but is only bonded at one end. Helibar is a helical stainless steel reinforcing bar, with substantial tensile properties, used for strengthen dd. Compared to the very steep angle of the stock bars, the modified slope of the helibars results in a bar end that is a full two inches higher than stock. Helibar starts as round stainless steel wire with a typical 0. Matrix grouting mortar, a special grouting mortar, is specifically prepared to meet the requirements of the matrix crack stitching bars, enabling a firstrate binding integration of the steel into the selected masonry. The bar is installed across the joint, as with cracks, but is. Stitching cracks at a corner wall ties helical bars. Helical stainless steel reinforcing bar for masonry repair and strengthening in both remedial and new build situations. 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.
In shorter 1m lengths, helibars are used individually to perform reliable and permanent crack stitching. Crack stitching kit 10 x crack stitching bars 1m x 6mm. If the outside of the property is to be generally repointed after crackstitching bars are inserted the positions of the bars should be identified and marked and under no circumstances should masonry repair grout be ground out or damage to the helical bar repair will result. Helifix is the market leader in the design and manufacture of specialty helical wall tie anchors and masonry repair systems. Where a crack is less than 500mm from the end of a wall or an opening, the helibar is to be continued for at least 200mm around the corner and bonded into the. Helibar starts as round stainless steel wire with a typical. Suitable for use in stitching all types of cracked brick, block and masonry. The tensile forces are then evenly redistributed along the length of the bar, which restores the structural stability and. Anchor masonry to other materials swiftly and effectively with our timber frame ties.
Helibeam installation specialists helibar installers. My elderly parents had the builders round on monday to fit 5 helifix bars 1 x 11m, 4 x 7. Used in conjunction with helibond cementitious grout, helibar ties the brickwork together and redistributes loads along the masonry, which minimises the chances of the crack developing and prevents further cracking nearby. They are also inexpensive and wont cause any further damage to the wall. High tensile crack stitching bars are bonded into slots made in masonry to stitch across cracks in walls. In addition to product and safety datasheets, helifix offers a comprehensive range of standard repair details comprising drawings, method statement and recommended tooling. The helibeam system uses long parallel lengths of helibar reinforcing bars bonded into predetermined cut slots normally the mortar beds with helibond grout to form deep masonry beams which distribute the building loads. Helifix approved installers protectahome over 38 years. Helibar is a structural reinforced rod manufactured from austenitic stainless steel for use in crack stitching. Extremely economical compared with alternative methods.
Manufactured from stainless, austenitic steel of 6mm diameter in any length from 1m to 10m. John was the supervisor on the helifix beaming,crack stitching and the re building of the. Crack stitching for the repair of cracked masonry by helifix. Tensile loads are redistributed along the masonry to. In fact, experienced riders would not immediately recognize that these are aftermarket bars, especially since the mounting points and manufacturing style are identical to the oem pieces. 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 repair rods are simply and effectively grouted across cracks in walls to reconnect and strengthen masonry. The stainless steel helical bars are placed into horizontal slots, which are cut into the mortar bed joints across the crack and then grouted into place using permacem grout. Our friction fit wall tie brings stabilisation to buildings by seamlessly connecting material layers. In situations where masonry has cracked and failed, as a result of ground movement, weathering or increased loads or stresses, the unique helibeam system provides stressfree horizontal bedjoint reinforcement which ties the masonry together with deep masonry beams which distribute and create the structural loads. Helibars are used individually to perform reliable and permanent crack stitching helibar starts as round stainless steel wire with a typical 0. Reinforcing external corners with crack stitching bars. Stainless steel helical bars are chemically bonded into horizontal slots, cut in bed joints, which stitch across the crack. 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.
Bonds helibar stainless bars into appropriate bed joints or cut slots, stabilises masonry and redistributes tensile loads to minimise any further development of the crack. Stainless steel helical bar 6mm x 1metre, pack of 5. Helibar helical stainless steel reinforcing bar for. Helibar to be long enough to extend a minimum of 500mm either side of the crack or 500mm beyond the outer cracks if two or more adjacent cracks are being stitched using one rod. They are stainless steel reinforcing bars for strengthening and stabilising masonry in new build and remedial applications and provide a longterm solution for strengthening. Cracked masonry is best stabilised by bonding helibar stainless steel bars into appropriate bed joints or cut slots. When installed, these bars evenly redistribute tensile forces over the reinforced area to stabilise the structure. Helifix helibar helical stainless steel bars for masonry reinforcement, crack stitching, lintel repaircreation and masonry beaming. Helifix sockfix mechanically grouted sock anchor for a variety of applications, including lateral restraint and crack stitching. Helibar stainless steel helical bars in conjunction with plastic debonding sleeves can be used to create a movement joint in an. Generates high tensile strength with mortar and helibond grout. Supplying helix ties and bars across the uk and us. Kit contains 10 x helical crack stitching bars 1m x.
Who60 masonry repair grout, helix mixing paddle, finger. This kit contains all the necessary components to permanently repair vertical or stepped cracks in masonry. Helifix bars how long would it take to fit them and at. Helifix helibar helical stainless steel reinforcing bar. Repairs using the permagard crack stitching kit are made quickly with the minimum of disruption. John heseltine, technical manager at helifix explains how to use the crack stitching kit. Stainless steel helical crack stitching bar quadrabuild. Hb06xpk5 a pack of 5 lengths of 6mm diameter, 1 metre long helical. Tensile forces are redistributed along the full length of the. Fully concealed, nondestructive and more reliable than crack injection methods. Grade 304 high tensile stainless steel with unique helical design great axial strength combined with flexibility allowing natural structural movement extremely quick, simple and economical to install minimal disruption to the buildings fabric or occupants. Our crack stitchingtools are easy to apply to make cracks in your masonry materials a thing of the past.
Crack stitching kit new york masonry helical ties, masonry wall. A series of helical bars, bent at a right angle, are bonded into slots with who60 polymer modified grout. If you could source the items individually elsewhere, then. Thor helical crack stitching kit the high strength, nondisruptive solution for the permanent repair of cracked masonry. 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. Crack stitching bars thor helical wall ties helical. Using 400mm long bars, installation is very similar to crack stitching. Rated 4 out of 5 by strangebike from repairs cracks like a champ ensure that you read the product selection as it covers the whole kit and replacement parts. It is inserted and bonded with helifix helibond high performance thixotropic nonshrink grout into mortar joints or specially cut slots in the masonry. Helix fixings bespoke stabilisation ties and bars for.
On completion, the bars and the grout are concealed, retaining the original character of the wall. Helibar reinforcing lancashire brickwork installs helical spiral bars which are designed for permanent and reliable crack stitching repairs to masonry walls and brickwork. Austenitic stainless steel helical reinforcing bars. Helifix crack repair stitching products to stabilise. Crack stitching bars provide a permanent solution for masonry repairs and cracked wall reinforcement. Great axial strength yet creates no additional stresses. Experts in the remedial market have designed the kits contents, guaranteeing the correct specification of reinforcing bar, grout and installation tools required for this application and the compatibility of all components.
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