Exaco Trading EARTH Earthmaker 120-Gallon Three Stage Aerobic Composter Backyard composter with continuous cycling, 120-gallon capacity Gravity-fed triple-chamber separates, aerates material for faster composting Panel in chamber floor slides out once a month to let material drop Produces up to 10 gallons per month with fewer greenhouse gasses Includes composting tool, instructions; measures 47 by 30 inches (height by diameter)