Product Spotlight – EXT430 Vision Wall Cleaner While the products on this page may not be the “stars” of your carwash, they can make a huge impact on your carwash operations. We have laundry detergent for your towels; surface and degreasing products to keep your carwash shining. Carwash curb appeal is important. Dingy walls might be turning off some of your customers. EXT430 Vision is a safe, easy to use product that cleans all types of surfaces and is recommended for Extrutech walls. Check out how this vehicle wash easily cleaned their walls – you can do the same thing in your carwash!