Oil Drum Charcoal BBQ. This Double Oil Drum Barbeque boasts a range of features inlcuding two cooking areas, making it a great size for any garden gatherings this year! The barbeque has two side shelves perfect for prepping the next round of food and two wheels to move it around the garden with ease. Cooking area: 71 x 35cm. Warming area: 64 x 13.5cm. Open Size: 93 x 64.5 x 90cm. Cooking grill: Porcelain steel wire (sliding structure). Warming rack: Chrome plated steel wire. Charcoal grill: Steel wire (with ash tray). Main Body: Black painted steel.