HEAVY-DUTY CAST IRON FIREPLACE GRATE: Constructed with 4 solid legs using 1/2 inch 1/2 inch square steel bars 3/4 inch diagonal. Weighs 9.9lbs 4.5KG for superior stability during burning.Thick welds prevent warping compared to standard steel grates. OPTIMAL FIREPLACE GRATE SIZING: Measures 21.8 inch W 13 inch D 5.5 inch H.Available in 5 sizes 18 21 24 27 30 inch to fit most hearths. All sizes feature identical cast iron construction for consistent performance. IMPROVED AIRFLOW AND MAINTENANCE: Raise the firewood 2.3 inches off the ground to efficient oxygen flow beneath logs.This also makes it easier to use fire tongs to remove ashes and sparks that fall through the gaps during burning. READY-TO-USE FIREPLACE ACCESSORY: This fireplace grate is designed to be simple and does not require assembly,saving you time and effort,Whether at home or outdoors,you can easily enjoy the warmth and ambiance of a fire in your fireplace.