Organic asphalt grits are generally prepared of paper and afterwards they are coated with tarmac. By doing this the grit actually becomes strong and water resistant as well. After that one more cover of tarmac is coated combine with grains and clay. The grits that actually avoids algae organisms are present too, in which the clay particles contain copper substance as well. What this does is mitigates the cause of algae staining. The method reduces the expansion of moss on the roof. Organic grits contain more quantity of asphalt as compared to fiberglass shingles. The reason that Organic shingles contain paper factor means that they are disposed to flame and are vulnerable.

Fiberglass asphalt grits as its name implies are made of fiberglass rather than paper, which is utilized in organic shingles. That actually increases their strength and also adds much more weight than the organic ones. Fiberglass cover is moist on which tarmac is layered combined with extra mineral stuffing and because of that the grit becomes water resistant. One of the advantages these grits have over organic shingles is that they avoid fire. These grits were mainly introduced to be used as a replacement of asbestos which proved to be very harmful for the workers as well as the people living in the house.

Asphalt grits generally can be found at good rates and serve long term in freezing places instead of hot areas. That is the reason why these grits are mainly utilized in the continent of Europe and North America. One of the ways these grits actually get hurt is because of unexpected and abrupt alteration in the hotness of the environment. The roof must have perfect aeration so as to increase its lifespan and one must remember not to fit grits in chilly conditions at all.