The Dual Fuel Starter Kit offers a free 1 L set of Dual Fuel, making a total 1000 litres of world class nutrient formula. Take advantage of this neatly packaged starter kit and grow like the pros. The kit includes 2 x 1 L sets of Dual Fuel (1 set free), 1 L x Massive Bloom formula, 1 L x Rezin and 1 x A5 Green Planet Info Guide. There is also a feed chart printed on the box. It’s as easy as 1,2,3,4.