This kind of the roofing slate has distinctive faintly-rippled riven texture, deep blue-black colour..
This kind of roofing slate is for those, who are looking for a slightly greyer finish to the roof. ..
This kind of roofing slate is specially hand split as a thicker roofing slate, exhibits a naturally ..
This is one of the rarest sorts of the roofing slate -phyllite, which is hard, dense and strong. It ..
This kind of roofing slate is grey in colour and is a smooth textured. It is approximately 4-5mm thi..