BLUEFIRE Modern MAPP is a modern substitute to the traditionally known MAPP fuel gas, which was discontinued since 2008. Currently, our product is the only real original MAPP gas substitute available in the North American Market. With our own Patented formula, BLUEFIRE Modern MAPP Gas can provide the closest performances as the original MAPP gas.99.9% high purity propylene equal to MAP-PRO. Hotter burn compared to the standard propane in the same circumstance, higher primary flame BTU, shorter brazing time. If you are a person that care about the temperature, our product is a perfect match for you. Besides industry applications,BLUEFIRE MAPP is a better substitue for cooking and grill fuel gas than standard propane.BLUEFIRE MAPP gas achieves above 99.9% purity and burns much cleaner. Simply high purity propylene without any other chemicals. No Propane Odor, No Residues! Reserve original food flavor and nutrition, taste better than any other standard propane We are the ONE of the ONLY TWO gas cylinder manufacturers, whose products passed federal regulations and can be legally transported and distributed in the North American Market. BLUEFIRE modern MAP gas pre-filled cylinder, which is a modern substitute to the traditionally known MAP. Cylinder filled with 14.1 oz MAP content, which guarantee longer working time compare to other products. Higher BTU MAPP, shorter brazing time