What if I don't want black as my final color? Liquid Rubber Waterproof Sealant now has a new version of colors. Related articles Is Liquid Rubber Waterproof Sealant safe for drinking water? How much material for a Plywood Aquarium How do I cover gaps and cracks? What product do you recommend for a 20x20 flat roof ( pitched 4 1/2" over 20' ) which will be planted. AKA green roof? How should I prepare the surface before applying Waterproof Sealant? Comments 0 comments Please sign in to leave a comment.