Kool Seal KS0063600-20 Premium 10 Year Elastomeric Roof Coating, White, 5 Gallon

The Kool Seal KST Coating KS0063600-16 Roof Coating, 0.9 Gallon is a versatile product that has received mixed reviews from customers. Some users have raised concerns about its performance on certain surfaces and have found that it requires multiple coats for effective coverage. The product is not recommended for use on EPDM RV roofs without a specific base coat, while others have found it to be effective on metal, EPDM, and other single-ply membranes, as well as modified bitumen, polyurethane foam, concrete, and previously coated surfaces. The product is described as a water-based heavy-duty paint that dries best in low humidity and direct sunlight. According to the can, it cures to the touch in 2 hours and becomes weatherproof in 72 hours. Users have reported varying drying times based on weather conditions. Some customers have experienced issues with the product's coverage on rusty surfaces, recommending that the area be primed before application. Others have found the product to be too thin and have compared it to similar products available at hardware stores. In sum, the Kool Seal KST Coating KS0063600-16 Roof Coating, 0.9 Gallon has received mixed reviews, with some customers noting its effectiveness and others expressing dissatisfaction with its coverage and performance.