Box vents are not mechanical vents and work better when used with soffit ventilation. They're designed to work with open attics and do not need to be placed close to roof ridges to work optimally. They are also known as low profile vents because they are static and installed over a hole cut into the roof.
Stone Mountain is made of igneous granite which is composed of quartz, feldspar, microcline and muscovite, with smaller amounts of biotite and tourmaline. Embedded in the gran â¦ ite are xenoliths or pieces of foreign rocks entrained in the magma. 13 people found this useful. T.E. Woodwose.
What is bedrock made of and what's a good description of it? Bedrock is the first layer of solid rock underlying the soil, sand, loose glacial deposits, volcanic ash, or unlithified sediments.Depending on the specific location, the be â¦ drock could be granite, basalt, limestone, sandstone, gneiss, or any other type of solid rock.ranite is a type of a igneous rock (its made of magma, it came from inside of a volcano). Granite bedrock is a sort of furniture made of this type of igneous rock. 1 person found this useful. Edit.