BF·07 Crack Stitching on a Corner (Cavity Wall)


Diagram of Method Statement

Method Statement

  1. Rake out or cut slots into horizontal mortar joint to specified depth and at required vertical spacing
  2. Vacuum out the slots and thoroughly flush with water
  3. Using the grout gun insert a bead of Bond Flex cementitious grout into the back of the slot
  4. Push the Bar Flex reinforcement into the grout to obtain good coverage
  5. Insert a bead of Bond Flex cementitious grout over the exposed Bar Flex and iron into the slot using the finger trowel
  6. Point up or fill the joint and leave ready for any decoration
Guidelines
  1. Depth of slot to be 25 to 45mm
  2. Normal vertical spacing between the Bar Flex is 450mm (6 brick courses)
  3. Bar Flex to extend a minimum of 500mm each side of the crack
  4. Where a crack is within 500mm of the end of a wall the Bar Flex is to be continued for at least 100mm around the corner and be bonded into the adjoining wall

Materials

Bar Flex (6mm) Water Bond Flex (Mixed)

Tooling

Grinder Pointing Gun Vacuum Finger Trowel

Safety Equipment

Hearing Protection Gloves Eye Protection Dust Mask

Get In Touch

Unit 3, Red Shute Hill Industrial Estate
Hermitage
Thatcham
Berkshire
RG18 9QL

UK: 0845 2600 190
Overseas: +44(0)1672 812 900

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