Wall treatment is a term used to describe the various materials used to cover and protect walls. STUCCO is one of the most popular wall treatments, consisting of a mixture of cement, sand, and water that is applied to the wall in several layers. It is often used to create a textured finish and can be painted or stained for a more decorative look. STUCCO is a durable and cost-effective wall treatment that is easy to maintain and can last for many years.