How thick is Arc Lite's Cordierite stone? 13 February 2026 15:08 The Arc Lite stone is 12mm/0.5" thick. Related articles How much cooking space does Arc Lite have? What components of Arc Lite are removable/replaceable? Is Arc Booster and/or the Arc Stand compatible with Arc Lite oven? Can I buy a replacement stone for Arc Lite? Is Arc Lite part of the Arc Series?