This is the highest quality, most durable propane convection heater on the market. Produces adjustable heat from 50,000 to 150,000 BTU/HR, blowing the heated air up to 6’ from the unit. Engineered for simple operation and minimal service. Light and highly portable. Stackable for transportation and storage (saving costly storage space). Built rugged to withstand the rough and tough applications. Designed to operate without a fan or electricity. Each unit factory is tested and equipped with a gas valve which closes automatically on flame failure for safety purposes. Includes 20’ long hose and adjustable regulator.