SLABBING FOR DUMMIES

All kerbs ought to be laid with a concrete mattress of no less than 100mm thickness, and haunched to thickness of not less than 150mm.All kerbs, besides those which has a square profile, have what is known as a 'watermark' or possibly a 'waterline'. That is a line to the confront above which surfacing (and so surface area water) just isn't Ordinari