### Rough Cost Estimates - Leading Construction

To illustrate the misnomer of a cost per square metre consider the following: (a) Room size 4m x 5m = 20 m2 (b) Room size 10m x 2m = 20 m2 Both have a 20m2 surface area but (a) has 18 lm of walling and finishes and (b) has 24lm of walling finishes.