Please check the pictures below to help with the installation. The long sides are 10mm higher than the short sides.
Their should be 6 cushion sides 4 the same and 2 other sides that are the same. The 2 identical sides are the end panels. If you can find these 2, the others should fit perfectly and align with the pockets to form a standard size ball hole.
For the leveling of the slates, you need lay cardboard / washers / timber strips underneath the slate to level it, using silicon to seal the gap and levelling with sandpaper / chisel.
For the leveling of the slates, you need lay cardboard / washers / timber strips underneath the slate to level it, using silicon to seal the gap and levelling with sandpaper / chisel.