... 24V Gas/Diesel 5KW For cars,trucks,bus,RV Working Principle Put the heater connect with the engine,fan and water tank. When ... the herter is working,the cooling liquid of the engine through the ... -18601204971 Contact person:Ryan Liquid Parking Heater(webasto,Eberspaecher,water heater,diesel truck heater,diesel bus heater,RV heater,hydronic heater)