• For heating up to 35 ft. power boats / 40 ft. sailboats, commercial trucks, buses, vans, and motorhomes. 
• Operates on petrol (gasoline) and 12V DC independently from the engine.
• Consumes 0.53 litre per hour of fuel running on maximum power.
  
• Generates 13,600 BTU/h with a strong airflow.
  
• Fully automated temperature control with various controllers.
  
• The Air heater is equipped with a self-diagnostic system.
  
• A Brushless electrical motor provides a low noise level.
  
• Reliable operation at temperatures as low as -45°C/-49°F.
  
• Compact design and “plug-and-play” installation.

Petrol Air Heater Autoterm Air 4B comes with an analog or digital programmable controller, basic installation kit, and .