A high solids, gloss, high build, direct-tometal, aliphatic polyester polyurethane finish. Permastic Polyurethane is a mastic coating designed to provide corrosion protection and aesthetic improvement to marginally prepared steel surfaces, previously painted surfaces and/or primed concrete and masonry in moderate to severe environments. It can be used directly over sound rusted steel with minimum surface preparation. It provides outstanding performance and will retain gloss and original color for many years. It is available in a virtually unlimited color range.