Please note pizza oven stones with come with baking/curing instructions with the stones on the process of how to bake/cure the new stones initially with a gradual increase of heat. It is very important to bake/cure the stones initially, Thank you. WE ALSO HAVE AMAZING PRICES ON NEW GLASS & STAINLESS STEEL REFRIGERATORS (1,2 &3 doors), FREEZERS (1,2 &3 doors), STAINLESS WORK TOP & UNDER COUNTER COOLERS & FREEZERS (27", 48", 60" & 72"), SANDWICH UNITS & MEGA SANDWICH UNITS (27", 48", 60" & 72") PIZZA PREP TABLES (44", 67" & 93) DRAWERS ARE ALSO AVAILABLE FOR WORK TOP AND SANDWICH UNITS.