Kool Seal may be the best roof coating because it clings to your roof in all temperatures. It provides good protection against moisture, so it is suitable for humid areas.This product forms a thick barrier for the roof, which can reflect 90% of the sun’s rays. Whether in the hottest summer or in the coldest winter, this product maintains durable and protective.
As this example illustrates, it's important to seal the envelope completely. One of spray foam's biggest selling points is its air-sealing ability, but it can't seal places where it's not sprayed. One of the nice things about using spray foam in new construction is that you can do a Blower Door test before the drywall goes in. Even better, you can test for leaks with a fog machine. Spray Coating