Composite boards with the highest application percentage as deaf surface coating are divided into groups as A2, B1 and B2 in terms of fire classification, apart from color and pattern groups. The fact that it is a light coating material, its application is practical and economical compared to other alternatives are among the main reasons for preference. Composite sheet application, which has many domestic and imported brand alternatives, can be applied on silicon-filled, open jointed, iron or aluminum construction, individually or inside the facade system.