HIGH HEAT ULTRA is a superior rust-preventive enamel that provides deep color. rich sheen and the best protection for high heat surfaces. This durable semi-gloss finish gives metal surfaces a premium look along with excellent gloss and color retention after repeated heating. It withstands temperatures of up to 1200 degrees (648C). Ideal for barbeque grills. wood stoves. radiators. firepits. fireplace screens. automotive parts and more. Indoor/outdoor. Rich. semi-gloss sheen. Superior color and sheen retention after repeated heating