Yes, we do utilize chemicals in our house cleaning process at ProClean. We employ a range of industry-standard products to ensure effective and professional results. High pressure cleaning is not as effective and can cause damage to house siding. Therefore, we apply a cleaning solution, at low pressure, that effectively eliminates organic bacteria residing on your walls. Our cleaning agents are designed to eliminate algae, mildew, mold, and other contaminants, ensuring a cleaner and healthier home for you and your family.