This instruction has been created to be interlocking and forms to avoid underneath the slab which is perfect for running plumbing and electrical underneath. In Australia the domes come in 3 different sizes the H2000, H260 and H350.

This is designed with no adjustment to close off the side opening of the Cupolex domes.

The beton stop has adjustable ribs to accommodate the dimensional variations in the slab meaning that it does not need cutting. It also encloses the side opening of the dome.