The Home Depot
500,000 BTU Adjustable Flame Propane Torch, Weed Burner and Flint Ignitor
Amazon
Ivation 500,00 BTU Propane Torch, Heavy Duty Weed Burner, Extra Long 10’ Hose, Adjustable Flame Control & Flint Ignitor, Outdoor Weed Killer for Weeds, Snow Melting, Roofing, Roads & More