Clark Tanks are a trusted company for producing poly storage tanks and farm products built to endure the tough Australian weather. Water tanks range in size from 1,000 litres (225 gallons) up to to 46,800 litres (10,000 gallons). Styles offered include round water tanks, slimline water tanks and underground water tanks. Industrial tanks are also available for commercial and chemical storage, as well as tank pumps and accessories.