New Customized 50kw Overheat Protection Portable Propane Forced Heaters Gas Room Air Heater. Overheat Protection: Built-in safety mechanism prevents overheating during operation. High Heating Capacity: 50kw output heats areas up to 385m2 efficiently. Portable Design: Compact steel type structure for easy mobility. Piezo Ignition: Reliable manual ignition system for LPG fuel. Certified Quality: CE and ISO certified for safety and standards.