6ft 473 Gallon Octagonal Wooden Koi Pond, 27mm thick, 1099mm high6ft (1. 82M) 473 Gallon Raised, Octagonal Stand alone Wooden Koi Pond, 27mm thick, 1099mm high, 2150 litres. These beautifully crafted ponds are an amazing addition to your garden, add some wildlife to your patch, use them as a swimming paddling pool or start a fish keeping hobby, whatever you choose to do with them they are a stunning product. Features Unique slot system with tongue and groove making strongest pond on the market. Built to last and