Protect, Preserve, and Enhance Your Property
At Dunn Interior and Exterior Painters, we don’t just paint—we prepare. Our chemical treatment service is a crucial first step in maintaining and restoring the health of your building’s exterior. Over time, surfaces accumulate harmful contaminants like mold, mildew, algae, and grime, which not only affect appearance but can also cause long-term damage.
What We Do
Our expert team uses industry-approved chemical solutions to deeply clean and sanitize surfaces before painting or sealing. This treatment ensures a smoother finish, better paint adhesion, and long-lasting results.
✅ Mold & Mildew Removal
We use safe yet effective chemicals to eliminate fungal growth and prevent it from returning.
✅ Algae & Lichen Treatment
Our treatment halts algae spread and removes stubborn lichen from walls, decks, and roofs.
✅ Surface Decontamination
We clean away pollutants, dirt, and biological growth that compromise surface durability and appearance.
✅ Paint Prep & Protection
Chemical cleaning is a key part of prepping surfaces before painting, ensuring maximum adhesion and longevity.
Why Choose Dunn for Chemical Treatment?
- Experienced Technicians trained in safe chemical handling
- Eco-conscious products that protect both your home and the environment
- Full-service support—pair with building wash and painting for a complete transformation
- Tailored solutions for residential, commercial, and industrial properties
Restore Your Building’s Health Today
Let your surfaces breathe again. Schedule your chemical treatment service with Dunn Interior and Exterior Painters and enjoy a cleaner, stronger, and longer-lasting property.
📞 Call us now: +(64) 20419-38929
📩 Request a Free Quote