Thompson's® WaterSeal® offers waterproofing products to care for your wood deck and other exterior surfaces. Learn about who we are and what we offer today.
Hello, this product is oil-based and can be used on Cedar. Helpful? Yes · 0 No · 0 Report rollo · 5 months ago if i seal my deck that has been a year since install,then it rains within a hour after the sealer was put down,should this product work..Or should it be sealed...