House washing is the process of removing mold, mildew, dirt, grime, and oftentimes rust and soot from a home’s exterior surfaces by using a combination of low to moderate water pressure and specialized detergents, algaecides and surfactants. While a house wash can be a DIY project for some, soliciting the help of a house wash professional can streamline the work while ensuring the proper chemicals and pressure is applied to the effected areas. Read more to learn about the most important factors to take into consideration.