Red Dragon products are clean burning, propane fueled torch kits. No matter the season, simply choose the Red Dragon for natural/sustainable weed control and more. We have the most complete torch line available, and all products are made with pride in the U.S.A. Consumer tested and proven. Flame Engineering has developed a tool (Pipe End Heater) exclusively for the pipe line industry. Natural Weed Control solutions for a variety of crops from Apples to Zucchni.