Our gas fire replacement coals are known for their realistic appearance and high quality. They are suitable for any Living Flame gas fire, electric fire, LPG or natural gas fire. Simply remove your old pebbles or coals and replace them for a new, vibrant look. The coals can be used in conjunction with our wood kits available on Amazon. Approximate dimensions of cast 10 coals: 60mm x 55mm x 55mm. We offer 100% satisfaction with all our products and offer a 7-day money back guarantee. ! This product is suitable for use with some decorative fuel effect gas fires. Before using this product, make sure it is compatible with your device manufacturer's recommendations