The most doable hole authorized beneath the swimming pool policies from the bottom of any barrier on the completed ground level is 100 mm.  Glass fencing is a popular choice for swimming pools resulting from its aesthetic attraction and unobstructed views. Nevertheless, specific laws govern using glass fencing for pools. https://poolsafetyinspectionbrisb62715.snack-blog.com/35834004/rumored-buzz-on-pool-safety-inspections-brisbane