Most concrete stone hold up fine outside in every weather longer than it appeared and used for that target. Concrete needs microscopic air pockets so the moisture can expand and contract without affecting the solid concrete sections. Our proprietary mix formula, as will other exterior concrete stone includes air-entrainment agents to support prevent crucial appetite from ending under freeze-thaw conditions like those found in northern climes. Formulas can be adjusted for extreme conditions and special applications also by adding extra air-entrainment agent. You need to be at around 5% air content.
There end up being various degrees of clefting centered on where the slate began. This can go from being quite broken together with a smooth like surface with only hook texture. When you look close at clefted slate flooring you will notice many tiny peaks in the ledge Stone. These peaks will act as traction back to your visitors, no matter whether the floor becomes boisterous.