The Hercules 35427 4oz. Flip Stick Soot Destroyer is a patented, Non-explosive, creosote removing chemical that is designed to improve heat transfer by breaking down flammable soot and carbon which commonly block chimneys and flues. This easy to use product can simply be tossed into a hot chamber or firebox and while it burns it effectively removes creosote, soot, and carbon significantly reducing chances of a chimney fire. Safe to use on chimneys, flues and heat exchangers this Flip-Stick will help keep your heating unit operating efficiently and economically. It will help to reduce air pollution and ensure complete combustion lowering fuel costs and decreasing fuel consumption. The Hercules 35427 Flip Stick Soot Destroyer also features an exclusive ingredient which releases a “Corrosion-Shield” that guards against the corrosion of chimneys, flues and even metal ducts.