Product Description Harlequin 6 Bag Coal Bunker The (CB2) is a mid size bunker within the coal bunker family of products and has been designed to store and access coal or other solid fuels. These bunkers are tough, durable and lightweight. They provide compact and weatherproof storage.; The CB2 model can accommodate approximately 6cwt / 6 bags of group 2 household coal. Capacity: 6 cwt (300 kg) Colour: Forest Green