Intake Pipe-Car heating fan tube fittings

Product advantage：

High temperature resistance
stretchable

Can the intake pipe of the parking heater be used as the exhaust pipe？
No. The intake pipe of parking heater is used for intake air and cannot be used as the exhaust pipe. Parking heater is an on-board heating device independent of automobile engine, with its own fuel line, circuit, combustion heating device and control device.

Can the parking heater intake pipe be placed in the car？
Can't