LEGO DUPLO 10473 Fire Truck with Hose and Firefighter. Send a firefighter to the rescue with a fire truck, hose and hinged ladder. A squirrel and burning-log scene provide a starting point for simple rescue stories. With 28 pieces and an age recommendation of two years and over, this set combines vehicle play with easy early building. Enjoy a shared building activity, talk about the story as you play and encourage little builders to try their own ideas.