Flame Engineering Inc., LaCrosse, Kan., manufactures Red Dragon Roofing Torches and Equipment. The Red Dragon Roofing Torch line includes stand-up detail, soldering and self-igniting models ranging from 50,000 to 600,000 btu per hour. Eleven models have received CSA certification. Flame also manufactures modified bitumen applicators, roof dryers, seamers, spudbars, cylinder dollies, replacement parts and many accessories