Firelite Premium Smokeless Briquettes a Large Pillow Ovoid Briquette with a Hi Heat Output and Low Ash Content. Product Spec Sulphur - 1% Ash Content - 3.6% Calorific Value - 32.6MJ/kg MSF No: MSF0214 30 Bags x Firelite Premium Smokeless 20kg Delivered Kerbside on a Pallet