BIG MAX PROPANE TORCH, 500,000 BTU INDIVIDUALLY BOXEDBIG MAX PROPANE TORCH, 500,000 BTU INDIVIDUALLY BOXED QUALITY. The Hot Max Big Max Torch is the premier large propane tank on the market. Burning more than weeds and bushes, it melts snow and ice, removes parking lot markings and other paint, thaws pipes and equipment, heats metal and branding irons, melts tar and asphalt and much more. CONTROL. The Big Max Torch features our Idle Boost Fuel Saver valve which allows you to adjust the flame down to a