It is a very effective solution on wide and high fronts. It is one of the most efficient blind systems in light filtering. It is the recommended system in difficult in places which contains humidity and/or dirt. As it has fire retardant safety due to the non-flammable slides, especially preferred in places such as offices, restaurants, schools, hospitals and public buildings. It can be applied in a way that opens in one direction, opens from middle, and gathers in the middle.