Schist Rock Facts. Schist is a metamorphic rock that contains flakes of mica. Schist can originate as a sedimentary rock or igneous rock. It can contain different miners. Interesting Schist Rock Facts:Schist and slate are very similar in that they are made from the same rock types except schist is subjected to more heat and pressure.chist Rock Facts. Schist is a metamorphic rock that contains flakes of mica. Schist can originate as a sedimentary rock or igneous rock. It can contain different miners. Interesting Schist Rock Facts:
There are three types of insulation solution if you have a flat roof: 1  Warm deck or warm roof refers to a situation where the 'deck' of the roof, which is usually made of wood, is below the insulation. 2  Cold deck or cold roof is where the insulation is below the roof deck (and the associated joists).
Acrylux Roof Mastic. Acrylux Roof Mastic forms a thick waterproof membrane when rolled on in two thick heavy coats. When applied to a seamless well pitched roof like cement tile or shingles, Roof Mastic will provide years of waterproof protection and extend the life of an aging roof. A thick layer of roof mastic will expand and contract like flexible rubber and keeps water out while protecting and maintaining breathability.