Manufactured at our facility in Atlanta GA, 1KsbPU is extremely durable, top quality solvent based acrylic-alkyd-polyurethane co-polymeric enamel paint that is packaged in 1 gallon or 5 gallon containers. No thinning is required, its ready to use. Product contains high solids and high resin content to yield a very tough, durable, weather resistant, chalk resistant, chip resistant, rust resistant coating when dry. It can be applied on interior or exterior substrates. Even though it is designed for paint metal surfaces it works very well on several other substrates. Being solvent based it is flammable. Contains no lead, chromium or harmful CFC's.