Firetak "F" Series open top water tanks are specially designed for the forestry service. These lightweight, yet durable tanks are useful as a fire site water reservoir and also a dip tank for helicopter bucketing operations. Foam collar design provides for compact storage and these units can be easily transported by ground or air. 600 US gal. 2300 litres. Weight: 34 lbs. Approximate collapsed size: 16" x 16" x 26". Diameter: 7.5 feet. Height: 40 inches.