Construction of the floor ring.
Dimensions: • Model A: The external dimensions of 4.87mx 4.87m (Inner Dimension 4.27mx 4.27m), • Model B: External dimensions of 5.49mx 5.49m (internal dimensions 4.87mx 4.87m), • Model C: The external dimensions of 6.10mx 6.10m (Internal dimensions of 4.87mx 4.87m.) • Model D: External dimensions of 6.70mx 6.70m (internal dimensions 5.49mx 5.49m), • Model E: External dimensions of 7.31mx 7.31m (internal dimensions 6.10mx 6.10m).
