Main Smoking Area: 443 sq. in. porcelain-enameled steel wire cooking grates with 184 sq. in. chrome-plated steel wire warming rack offer enough space to cook large cuts of meat. Heat Control: Close the side air vent to cut off the oxygen flow, thus to help extinguish coals and adjust the smoke stack for extra heat control. Adjustable Fire Grates: Raise or lower charcoal pan to 2 different heights with lifting handles in order to control the distance between charcoal and food. Lid-mounted Gauge: Monitor the inner temperature fluctuations and check the timely point to smoke meat and vegetables. Easy Dump: The adjustable fire grate is an easy-to-dump ash pan for quick and mess-free cleanup after cooking.