Rutland Creosote Remover is formulated for air-tight stoves. One-shot toss-in convenience. Catalytic action of heated mineral mixture turns creosote into ash. Helps prevent chimney fires. Helps increase the intervals between regular chimney cleanings. Safe and easy to use.The easiest and most convenient way to use our Creosote Remover; just toss an unopened stick into your existing fire to activate. Heat-activated granules evaporate and work to remove creosote buildup from inside a chimney. As the chemicals penetrate the sticky, tar-like creosote it turns it into a loose, powdery, non-adhering ash that can easily be brushed away improving the safety and efficiency of your chimney. Weekly use will prevent further creosote from forming. Safe for use in all types of chimneys, fireplace inserts, wood stoves, airtight stoves, and free-burning fireplaces and will not harm catalytic converters.