Micro-Seal Silane/Siloxane Water Repellent a clear penetrating water repellent that is non-yellowing, low odor, zero VOC, and non-toxic. Formulated to not be affected by weathering, salt, dirt, freezing temperatures, UV light, and wind-driven rain, among many other damaging elements. Micro-Seal dries down to a clear, natural finish that does not change the surface texture or color. Micro-Seal is eligible for a material warranty of up to 10 years.