A built-in hob is designed to seamlessly fit on the kitchen countertop. The Elica Flexi Swirl 4B 70 MT Built-in Hob comes with a durable advanced design. It is a must have cooking item for every household. It also enhances the look of your kitchen. Awesome Design The Elica Flexi Swirl 4B 70 MT Built-in Hob comes with 4 Burners which includes 2.5 kW X 1, 2.2 kW X 1 and 1.5 kW x 2 (New swirl burner). The burners are extremely durable that gives long lasting performance. It gives perfect cooking usage. It has cast iron grids.