Rigid Koi Pond Liner 4000 litres 898 gallons Maximum Dimensions  6mm thick plastic 249cms (98 inch) diameter x 84 cms (33 inch) deep. Weight 60kg This koi pond gives you everything you need for building a pond in your garden. It has all the essentials to allow high stocking levels and an environment your fish/koi will thrive in. Easy to install just add water then one fish at a time. Free delivery to your door please allow us 2 to 3 weeks.