Creosote Sweeping Log - As Seen On TV;

4 pack CSL Creosote Sweeping Log for Fireplace & Chimney Safety. How many CSLs do I need? Small fireplace/flue: Use 1 CSL at least every 60 fires. Large fireplace/flue: Use 2 CSLs at the same time. Woodstove: weekend use-Use 1 CSL per season. 1 fire per day-Use 2 CSLs per season. Continuous fire-Use 1 CSL every 2 months. Use CSL regularly.