Chimney RX Brushable Crown Repair is a fast setting elastomeric coating that forms a flexible waterproof membrane. Brushable Crown Repair is specifically formulated to repair and protect chimney crowns from water intrusion. Brushable Crown Repair is easy to apply with a 3 inch or 4 inch paint brush. Brushable Crown Repair is durable and requires no mixing or special bonding agents. The compounds in Brushable Crown Repair are solvent free and will not harm the environment.<br /><br />Brushable Crown Repair can be used wherever a long-lasting exterior waterproof membrane is needed, such as chimney crowns, chimney corbels, tops of masonry or parapet walls.