18-10  stainless  steel top,  20/10  thickness. Top grids and burners in enamelled  cast iron. Valve  controlled removable burners with double crown burner cap, pilot light and  flame failure, high output even on small burner diameters for better heat distribution over pan bottom, thanks to the special angle of incidence of the flame: two burners rated at kW 7 Ø 110 mm ; two burners rated at kW 10 Ø 130 mm.