Anvil #1217 Ultra Seal #2 Textured Elastomeric Barrier Coating is a premium elastomeric coating system designed to resist the damage of wind driven rain and other dynamic forms of water attack. Anvil #1217 Ultra Seal #2 Textured Elastomeric Barrier Coating is ideal for use on areas with surfaces imperfections. While it does not allow the penetration of water in droplet size or larger, Anvil #1217 Ultra Seal #2 Textured Elastomeric Barrier Coating doe allow water in vapor form to breathe outward through the film which prevents blistering and loss of adhesion. Anvil #1217 Ultra Seal #2 Textured Elastomeric Barrier Coating is ideal for use on areas with surfaces imperfections.