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Staifix-Thor Helical Crack Stitching Kit

Staifix-Thor Helical Crack Stitching Kit

Staifix-Thor Helical Crack Stitching Kit

Product catalog summary
Overview: The Staifix-Thor Helical Crack Stitching Kit is designed for the permanent repair of cracked masonry. It is suitable for both remedial specialists and single repair jobs, ensuring the correct specification of reinforcing bar, grout, and installation tools.
Kit Components: The kit includes stainless steel helical bars (10 bars x 1000mm), a grout applicator gun with a flat nozzle, 3 liters of cementitious grout, a paddle for grout mixing, and a finger trowel.
Repair Solution: The kit provides a high-strength, non-disruptive solution for repairing vertical or stepped cracks in masonry. The stainless steel helical bars are chemically bonded into horizontal slots cut in bed joints, redistributing tensile forces to stabilize the structure without altering the wall's appearance.
Installation Procedure:
  1. Cut a slot in the mortar joint to the specified depth, extending over 500mm each side of the crack.
  2. Mix the grout and apply a continuous bead to the back of the slot.
  3. Insert the helical bar into the grout to the specified depth.
  4. Apply a second bead of grout, ensuring the bar is covered, and pack tightly with a finger trowel.
  5. Repair the bed joint and fill the vertical crack with appropriate filler or mortar.
Surface Preparation: Ensure the substrate is sound, clean, and moist. Avoid standing water and, in hot conditions, ensure the masonry is well wetted before and after grout application.
Additional Notes: The system is suitable for rendered/plastered walls. Vertical spacing is typically every 4 to 6 brick courses. Bars should be bent and bonded around corners if cracks are within 500mm of corners or reveals. Laps should be at least 500mm if multiple cracks are close together.
Important Considerations: It is crucial to establish and eliminate the cause of cracking with a structural engineer before installation. Ancon Building Products provides technical support and advice on the correct selection of fixings.
Contact Information: Ancon Building Products, President Way, President Park, Sheffield S4 7UR. Tel: +44 (0) 114 238 1 238. Email: [email protected]. Visit: www.ancon.co.uk.
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Catalog excerpts

Staifix-Thor Helical Crack Stitching Kit-1

Staifix-Thor Helical Crack Stitching Kit The high strength, non-disruptive solution for the permanent repair of cracked masonry Stainless Steel Helical Bar (10 bars x 1000mm long) Cementitious Grout (3 litres) the Ideal for st or that speciali remedial repair job single Grout Applicator Gun with Flat Nozzle Paddle for Grout Mixing Finger Trowel Purchase of this kit guarantees the correct specification of reinforcing bar, grout and installation tools required for crack stitching and the compatibility of all components.

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Staifix-Thor Helical Crack Stitching Kit-2

The High Strength, Non-Disruptive Repair Solution This kit contains all the necessary components to permanently repair vertical or stepped cracks in masonry. Experts in the remedial market have designed the kit’s contents, guaranteeing the correct specification of reinforcing bar, grout and installation tools required for this application and the compatibility of all components. Stainless steel helical bars are chemically bonded into horizontal slots, cut in bed joints, which stitch across the crack. When installed, these bars evenly redistribute tensile forces over the reinforced area to stabilise...

 Open the catalog to page 2
Staifix-Thor Helical Crack Stitching Kit-3

It is essential that the cause of the cracking is established by a structural engineer and then eliminated, prior to the installation of this system. 1. Cut a slot in the mortar joint to the specified depth that extends just over 500mm each side of the crack (recommended equipment: Twin-bladed diamond-tipped wall chaser). Ensure the mortar is completely removed to reveal the top and bottom faces of the masonry. Prepare surface for grout. See ‘Surface Preparation’ section below. 2. Connect the paddle to a power drill, blend the components of the grout together in the tub and load into the gun....

 Open the catalog to page 3
Staifix-Thor Helical Crack Stitching Kit-4

Ancon will advise on the correct selection of fixing to suit any project and provide details of your nearest stockist. Visit: www.ancon.co.uk The construction applications and details provided in this literature are indicative only. In every case, project working details should be entrusted to appropriately qualified and experienced persons. Ancon Building Products President Way, President Park, Sheffield S4 7UR Tel: +44 (0) 114 238 1 238 Fax: +44 (0) 114 276 8543 Email: [email protected] Visit: www.ancon.co.uk © Ancon Building Products 2014 Whilst every care has been exercised in the preparation...

 Open the catalog to page 4

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*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.