1. Rake out or cut slots into the approximate horizontal mortar joints
2. Vacuum out the slots and thoroughly flush with water
3. Using the Bond Flex gun kit, insert a 10 mm depth bead of Bond Flex into the back of the slot
4. Using the finger trowel, push the Bar Flex into the bead of grout, ensuring good even coverage
5. Repeat steps 3-4 with a second bead of Bond Flex and second Bar Flex
6. Insert a final bead of Bond Flex over the exposed Bar Flex and iron into the slot using a finger trowel
7. Point up or fill the joint and leave ready for any decoration
A. Depth of slot is between 55 mm and 75 mm
B. Top and bottom reinforcements should be positioned as far apart as practicable, up to a maximum distance of 900 mm
C. Bar Flex to extend a minimum of 500 mm each side of the opening
D. Where Bar Flex is joined for long runs, a minimum of 500 mm overlap should be allowed