The estate-scaled line of 36" and 48" gas ranges have been designed in collaboration with the country's top architects and designers. With fully customizable color and trim finishes, the Caliber Professional Range provides unlimited possibilities for culinary enthusiasts. 36" & 48" Restaurant performance, patent-pending Top Burners provide an amazing even boil with chocolate melting simmer and 23,000 BTU to 14,500 BTU high burner ratings.