When setting the height of the key joint allow the appropriate set down distance.
All foam filler strip - 8mm

Push the filler strip onto the top of key joint and secure with supplied nails. The nail holes are located above the round knockouts in the key joint and at a height to suit the groove in the filler strip.

Place the reinforcement and pour concrete
evenly to both sides of the joint and finish surface
to the top of the Filler Strip (NOT ABOVE IT).
Always pour concrete evenly to both sides of the joint and ensure concrete is vibrated into the keyways.