... friendly,Intelligent,Economic 12v or 24v Diesel or Gosline For car,truck,van,boat,RV,caravan,etc. Technical SpecificationsThermal Power (W ... time.2. Principle of operation: This heating system uses the gas or diesel as the fuel, after heating the exchanger, the ... , yacht. 24V Diesel air heaters similar with webasto heating for car truck van boat RV caravan motorhome