Profile: American Ripener, LLC offers ethylene generators and concentrate for agribusiness. Our arco and ultra IV ethylene generators yield superior results with ripener I concentrate & is used with any ethylene generator. We supply gas sampling system, knives, humidifiers, smoke candles, pulp thermometers, thermo-hygrometers and pallet covers. Our smoke candles are non-toxic and contains no explosive materials. Our ethylene generators produce ethylene gas which accelerates the curing process of tobacco leaves.